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WO2025213365A1 - Procédé de communication, dispositif de communication, système de communication et support de stockage - Google Patents

Procédé de communication, dispositif de communication, système de communication et support de stockage

Info

Publication number
WO2025213365A1
WO2025213365A1 PCT/CN2024/086853 CN2024086853W WO2025213365A1 WO 2025213365 A1 WO2025213365 A1 WO 2025213365A1 CN 2024086853 W CN2024086853 W CN 2024086853W WO 2025213365 A1 WO2025213365 A1 WO 2025213365A1
Authority
WO
WIPO (PCT)
Prior art keywords
resource set
occ
configuration information
terminal
resource
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2024/086853
Other languages
English (en)
Chinese (zh)
Inventor
乔雪梅
朱亚军
刘敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xiaomi Mobile Software Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to PCT/CN2024/086853 priority Critical patent/WO2025213365A1/fr
Publication of WO2025213365A1 publication Critical patent/WO2025213365A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to a communication method, a communication device, a communication system, and a storage medium.
  • Non-terrestrial Network IoTNTN
  • OFC orthogonal cover code
  • the present disclosure provides a communication method, a communication device, a communication system, and a storage medium.
  • a communication method which is executed by a terminal and includes:
  • configuration information sent by a network device, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the NPRACH is sent based on the first resource.
  • a communication method is provided, which is performed by a network device.
  • the method includes:
  • the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code OCC multiplexing transmission of a narrowband physical random access channel NPRACH, and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • a communication method for use in a communication system, the communication system including a terminal and a network device, the method including:
  • the network device sends configuration information to the terminal, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH), and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the terminal receives configuration information sent by the network device
  • the terminal determines a first resource from the first resource set and/or the second resource set;
  • the terminal sends the NPRACH based on the first resource
  • the network device receives the NPRACH sent by the terminal.
  • a terminal including:
  • a transceiver module configured to receive configuration information sent by a network device, the configuration information being used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set being used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set being used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • a processing module configured to determine a first resource from the first resource set and/or the second resource set
  • the transceiver module is further configured to send the NPRACH based on the first resource.
  • a network device including:
  • a transceiver module configured to send configuration information to a terminal, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the transceiver module is further configured to receive the NPRACH sent by the terminal.
  • a communication device including:
  • processors one or more processors
  • the processor is used to call instructions to enable the communication device to execute the communication method described in any one of the first aspect to the second aspect.
  • a communication system includes a terminal and a network device, wherein The network device is configured to implement the communication method described in the first aspect, and the terminal is configured to implement the communication method described in the second aspect.
  • a storage medium which stores instructions, and is characterized in that when the instructions are executed on a communication device, the communication device executes the communication method as described in any one of the first to second aspects.
  • FIG1 is a schematic diagram of the architecture of some communication systems provided by embodiments of the present disclosure.
  • FIG2 is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG3A is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG3B is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG4A is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG4B is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG5 is a flow chart of a communication method provided in yet another embodiment of the present disclosure.
  • FIG6A is a schematic structural diagram of a terminal provided by an embodiment of the present disclosure.
  • FIG6B is a schematic diagram of the structure of a network device provided by an embodiment of the present disclosure.
  • FIG7A is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure.
  • FIG7B is a schematic structural diagram of a chip provided by an embodiment of the present disclosure.
  • the embodiments of the present disclosure provide a communication method, a communication device, a communication system, and a storage medium.
  • an embodiment of the present disclosure provides a communication method, which is executed by a terminal.
  • the method includes:
  • configuration information sent by a network device, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the NPRACH is sent based on the first resource.
  • the terminal can determine the first resource for sending NPRACH based on the configuration information sent by the network device, and can send NPRACH based on the first resource.
  • the first resource can be: a resource for performing OCC multiplexing and sending of NPRACH.
  • the method of the present disclosure can realize the OCC multiplexing and sending of NPRACH by the terminal, so that different terminals can multiplex and send their own NPRACH on the same time-frequency resources by executing the method of the present disclosure, and the network device can receive the NPRACH of each terminal on the same time-frequency resource, so that multi-user multiplexing and sending of NPRACH can be performed on the same time-frequency resource, thereby achieving uplink capacity enhancement (uplink capacity enhancement) and system expansion, and can support more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • uplink capacity enhancement uplink capacity enhancement
  • the "resources used for OCC multiplexing (i.e., the first resource set)" and the “resources used for non-OCC multiplexing (i.e., the second resource set)" will be separated from each other, thereby avoiding mutual interference between the NPRACH resources for OCC multiplexing and the NPRACH resources for non-OCC multiplexing, and further avoiding mutual interference between OCC multiplexing transmission and non-OCC multiplexing transmission, thereby ensuring the communication efficiency and communication stability of both OCC multiplexing transmission and non-OCC multiplexing transmission.
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • receiving configuration information sent by the network device includes at least one of the following:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • a method for how a network device specifically sends configuration information is defined, wherein the configuration information is used to configure at least one first resource set; one or more resources in the first resource set are used to perform OCC multiplexing transmission of NPRACH.
  • the embodiment of the present disclosure provides a method for how a network device specifically configures OCC multiplexing resources, achieves successful configuration of OCC multiplexing resources, so that the terminal can subsequently perform OCC multiplexing transmission of NPRACH based on the configured OCC multiplexing resources, achieves uplink capacity enhancement (uplink capacity enhancement) and system expansion, and can support more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • uplink capacity enhancement uplink capacity enhancement
  • the method further includes at least one of the following:
  • the terminal reports its OCC multiplexing capability to the network device, so that the network device can manage the terminal's OCC transmission accordingly based on the terminal's OCC multiplexing capability. For example, when the terminal supports OCC multiplexing, the network device can configure OCC multiplexing resources for the terminal; or, when the terminal only supports OCC multiplexing for a certain service, the network device can configure the terminal only with OCC multiplexing resources for that service, thereby improving the relevant management system for OCC multiplexing and achieving effective management of OCC multiplexing.
  • the determining the first resource set from the first resource set and/or the second resource set includes:
  • the configuration information does not configure a first resource set but configures a second resource set, and the terminal selects the first resource from the second resource set configured by the configuration information; or,
  • the configuration information configures a first resource set, and the terminal selects the first resource from the first resource set configured by the configuration information.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first CE Level configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first CE Level;
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first operation includes: adding a first threshold to the first CE level to obtain the second CE level; in response to the configuration information corresponding to the second CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the second CE level; in response to the configuration information corresponding to the second CE level not configuring the first resource set, adding a first threshold to the second CE level to obtain the third CE level; in response to the configuration information corresponding to the third CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the third CE level; in response to the configuration information corresponding to the third CE level not configuring the first resource set, adding the first threshold to the third CE level to obtain the fourth CE level; and so on, traversing to the highest CE level; if the configuration information corresponding to each CE level between the first CE level and the highest CE level does
  • the terminal in response to the terminal supporting OCC multiplexing, the terminal is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first carrier configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first carrier;
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is an OCC sequence length corresponding to a first OCC sequence, where the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • determining the first resource from the first resource set and/or the second resource set based on the first CE Level and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first CE Level configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level includes a third resource set, and the first resource is selected from the third resource set; the third resource set includes at least one of the following: a resource set whose corresponding OCC sequence length is the first length, a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length; or
  • the configuration information corresponding to the first CE Level configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level; or
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the terminal in response to the terminal supporting OCC multiplexing, the terminal is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is the OCC sequence length corresponding to the first OCC sequence
  • the first OCC sequence is: The OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • a first resource is determined from the first resource set and/or the second resource set based on the first carrier and/or the first length.
  • determining the first resource from the first resource set and/or the second resource set based on the first carrier and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first carrier configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier includes a third resource set, and the first resource is selected from the third resource set;
  • the third resource set includes at least one of the following: a resource set whose corresponding OCC sequence length is the first length, and a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length; or
  • the configuration information corresponding to the first carrier configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier; or
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • selecting the first resource from the first resource set, the second resource set, or the third resource set further includes:
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the first resource set, the second resource set, or the third resource set configured by the configuration information including multi-tone resources, selects a multi-tone resource from the first resource set, the second resource set, or the third resource set based on the multi-tone resource configuration, and selects the first resource from the multi-tone resources; wherein the multi-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports single-tone transmission of NPUSCH, selects a single-tone resource from a first resource set, a second resource set, or a third resource set based on a single-tone resource configuration, and selects the first resource from the single-tone resources; wherein the single-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the configuration information configuring the first resource set, the second resource set or the third resource set not including multi-tone resources, determines the single-tone resources from the first resource set, the second resource set or the third resource set based on the signle-tone resource configuration, and selects the first resource from the single-tone resources.
  • a method for a terminal to determine a first resource for sending NPRACH, so that the terminal can successfully determine the first resource, thereby achieving successful sending of NPRACH.
  • the first resource may be a resource for performing OCC multiplexing and sending of NPRACH.
  • the method disclosed herein can realize OCC multiplexing and sending of NPRACH by the terminal, so that different terminals can multiplex and send their own NPRACHs on the same time-frequency resources by executing the method disclosed herein, and the network device can receive the NPRACH of each terminal on the same time-frequency resource, so that multi-user multiplexing and sending of NPRACH can be achieved on the same time-frequency resource, thereby achieving uplink capacity enhancement and system expansion, and supporting more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • sending the NPRACH based on the first resource includes:
  • the first OCC sequence is: an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • determining the first OCC sequence includes:
  • the first length is an OCC sequence length corresponding to the first OCC sequence
  • the first OCC sequence is determined based on the first index and/or the first length.
  • determining the first length includes at least one of the following:
  • the first length is determined based on downlink quality and a link quality threshold.
  • determining the first length based on the downlink quality and the link quality threshold includes:
  • the third corresponding relationship is: a corresponding relationship between different link quality thresholds and different OCC sequence lengths; the third corresponding relationship is configured by the network device and/or agreed upon by a protocol;
  • An OCC sequence length corresponding to the first link quality threshold is determined as the first length.
  • determining the first index includes at least one of the following:
  • the first index is determined based on a terminal identification of the terminal.
  • determining the first OCC sequence based on the first index and/or the first length includes:
  • the determining the first OCC sequence based on the first index and/or the first length includes:
  • the first OCC sequence is calculated based on the first index and/or the first length using a preset formula.
  • a method for a terminal to perform OCC multiplexing and sending of NPRACH based on a first resource, so that the terminal can successfully implement OCC multiplexing and sending of NPRACH, whereby different terminals can respectively multiplex and send their own NPRACH on the same time-frequency resources by executing the method disclosed herein, and the network device can receive the NPRACH of each terminal on the same time-frequency resource, so that multi-user multiplexing and sending of NPRACH can be performed on the same time-frequency resource, thereby achieving uplink capacity enhancement (uplink capacity enhancement) and system expansion, and being able to support more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • uplink capacity enhancement uplink capacity enhancement
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the OCC sequence length is limited, wherein the same OCC sequence length can be shared in various situations (i.e., the different CE Levels, different NPRACH formats, different carriers, etc. mentioned above), or, different situations can correspond to independent OCC sequence lengths, which makes the OCC sequence more flexible in use, and thus makes the OCC multiplexing and sending more flexible when OCC is multiplexed and sent based on the OCC sequence.
  • the configuration information is sent through at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • the configuration information can be sent through, so that the configuration information can be successfully sent based on these signalings, so that the network device can successfully configure the resources for OCC multiplexing of NPRACH to the terminal through the configuration information.
  • the terminal can then successfully implement OCC multiplexing and transmission of NPRACH based on the resources configured by the network device, thereby achieving uplink capacity enhancement (uplink capacity enhancement) and system expansion.
  • uplink capacity enhancement uplink capacity enhancement
  • system expansion Under the premise of limited time-frequency resources and limited terminal transmission power, it can support more terminals for uplink transmission, thereby improving uplink transmission efficiency.
  • an embodiment of the present disclosure provides a communication method, which is performed by a network device.
  • the method includes:
  • the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code OCC multiplexing transmission of a narrowband physical random access channel NPRACH, and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • the network device can send configuration information to the terminal, and the configuration information can configure the terminal with resources for performing OCC multiplexing and sending of NPRACH.
  • the terminal can then determine the resources for performing OCC multiplexing and sending of NPRACH based on the configuration information sent by the network device, and can perform OCC multiplexing and sending of NPRACH using the resources.
  • the method disclosed herein can implement OCC multiplexing and sending of NPRACH by the terminal, so that different terminals can multiplex and send their own NPRACHs on the same time-frequency resources by executing the method disclosed herein, and the network device can receive the NPRACHs of each terminal on the same time-frequency resources, so that multi-user multiplexing and sending of NPRACH can be performed on the same time-frequency resources, thereby achieving uplink capacity enhancement and system expansion, and supporting more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • the "resources used for OCC multiplexing (i.e., the first resource set)" and the “resources used for non-OCC multiplexing (i.e., the second resource set)" will be separated from each other, thereby avoiding mutual interference between the NPRACH resources for OCC multiplexing and the NPRACH resources for non-OCC multiplexing, and further avoiding mutual interference between OCC multiplexing transmission and non-OCC multiplexing transmission, thereby ensuring the communication efficiency and communication stability of both OCC multiplexing transmission and non-OCC multiplexing transmission.
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • sending configuration information to the terminal includes:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • the method further includes at least one of the following:
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • the method further includes:
  • a first length is configured for the terminal, where the first length is an OCC sequence length corresponding to a first OCC sequence, and the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the method further includes:
  • a third correspondence is given to the terminal, where the third correspondence is: a correspondence between different link quality thresholds and different OCC sequence lengths, and the third correspondence is used by the terminal to determine a first length, where the first length is the OCC sequence length corresponding to the first OCC sequence, and the first OCC sequence is: the OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the configuration information is sent through at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • an embodiment of the present disclosure provides a communication method for a communication system, wherein the communication system includes a terminal and a network device, and the method includes:
  • the network device sends configuration information to the terminal, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH), and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the terminal receives configuration information sent by the network device
  • the terminal determines a first resource from the first resource set and/or the second resource set;
  • the terminal sends the NPRACH based on the first resource
  • the network device receives the NPRACH sent by the terminal.
  • an embodiment of the present disclosure provides a terminal, including:
  • a transceiver module configured to receive configuration information sent by a network device, the configuration information being used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set being used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set being used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • a processing module configured to determine a first resource from the first resource set and/or the second resource set
  • the transceiver module is further configured to send the NPRACH based on the first resource.
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • the OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • receiving configuration information sent by the network device includes at least one of the following:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • the terminal is further used for at least one of the following:
  • the determining the first resource set from the first resource set and/or the second resource set includes:
  • the configuration information does not configure a first resource set but configures a second resource set, and the terminal selects the first resource from the second resource set configured by the configuration information; or,
  • the configuration information configures a first resource set, and the terminal selects the first resource from the first resource set configured by the configuration information.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first CE Level configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first CE Level;
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first operation includes: adding a first threshold to the first CE level to obtain a second CE level; in response to the configuration information corresponding to the second CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the second CE level; in response to the configuration information corresponding to the second CE level not configuring the first resource set, adding a first threshold to the second CE level to obtain a third CE level; in response to the configuration information corresponding to the third CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the third CE level; in response to the configuration information corresponding to the third CE level not configuring the first resource set, adding the first threshold to the third CE level to obtain a fourth CE level; and so on and so forth to the highest CE level. If the configuration information corresponding to each CE level between the first CE level and the highest CE
  • the terminal in response to the terminal supporting OCC multiplexing, the terminal is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first carrier configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first carrier;
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is an OCC sequence length corresponding to a first OCC sequence, where the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • determining the first resource from the first resource set and/or the second resource set based on the first CE Level and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first CE Level configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level includes a third resource set, and the first resource is selected from the third resource set; the third resource set includes at least one of the following: a resource set whose corresponding OCC sequence length is the first length, a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length; or
  • the configuration information corresponding to the first CE Level configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level; or
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the terminal in response to the terminal supporting OCC multiplexing, the terminal is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is an OCC sequence length corresponding to a first OCC sequence, where the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • a first resource is determined from the first resource set and/or the second resource set based on the first carrier and/or the first length.
  • determining the first resource from the first resource set and/or the second resource set based on the first carrier and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first carrier configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier includes a third resource set, and the first resource is selected from the third resource set;
  • the third resource set includes at least one of the following: a resource set corresponding to an OCC sequence length of the first length, and a resource set corresponding to an OCC sequence length of the second length; the second length is less than the first length; or
  • the configuration information corresponding to the first carrier configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier; or
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • selecting the first resource from the first resource set, the second resource set, or the third resource set further includes:
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the first resource set, the second resource set, or the third resource set configured by the configuration information including multi-tone resources, selects a multi-tone resource from the first resource set, the second resource set, or the third resource set based on the multi-tone resource configuration, and selects the first resource from the multi-tone resources; wherein the multi-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports single-tone transmission of NPUSCH, selects a single-tone resource from a first resource set, a second resource set, or a third resource set based on a single-tone resource configuration, and selects the first resource from the single-tone resources; wherein the single-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the configuration information configuring the first resource set, the second resource set or the third resource set not including multi-tone resources, determines the single-tone resources from the first resource set, the second resource set or the third resource set based on the signle-tone resource configuration, and selects the first resource from the single-tone resources.
  • sending the NPRACH based on the first resource includes:
  • the first OCC sequence is: an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • determining the first OCC sequence includes:
  • the first length is an OCC sequence length corresponding to the first OCC sequence
  • the first OCC sequence is determined based on the first index and/or the first length.
  • determining the first length includes at least one of the following:
  • the first length is determined based on downlink quality and a link quality threshold.
  • determining the first length based on the downlink quality and the link quality threshold includes:
  • the third corresponding relationship is: a corresponding relationship between different link quality thresholds and different OCC sequence lengths; the third corresponding relationship is configured by the network device and/or agreed upon by a protocol;
  • An OCC sequence length corresponding to the first link quality threshold is determined as the first length.
  • determining the first index includes at least one of the following:
  • the first index is determined based on a terminal identification of the terminal.
  • determining the first OCC sequence based on the first index and/or the first length includes:
  • the determining the first OCC sequence based on the first index and/or the first length includes:
  • the first OCC sequence is calculated based on the first index and/or the first length using a preset formula.
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the configuration information is sent through at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • an embodiment of the present disclosure provides a network device, including:
  • a transceiver module configured to send configuration information to a terminal, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the transceiver module is further configured to receive the NPRACH sent by the terminal.
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • sending configuration information to the terminal includes:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • the network device is further used for at least one of the following:
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • the network device is further configured to:
  • a first length is configured for the terminal, where the first length is an OCC sequence length corresponding to a first OCC sequence, and the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the network device is further configured to:
  • a third correspondence is given to the terminal, where the third correspondence is: a correspondence between different link quality thresholds and different OCC sequence lengths, and the third correspondence is used by the terminal to determine a first length, where the first length is the OCC sequence length corresponding to the first OCC sequence, and the first OCC sequence is: the OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the configuration information is sent through at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • an embodiment of the present disclosure proposes a communication device, which includes: one or more processors; one or more memories for storing instructions; wherein the processor is used to call the instructions so that the communication device executes the communication method described in the first aspect, the optional implementation of the first aspect, the second aspect, and the optional implementation of the second aspect.
  • an embodiment of the present disclosure proposes a communication system, which includes: a terminal and a network device; wherein the terminal is configured to execute the method described in the first aspect and the optional implementation of the first aspect, and the network device is configured to execute the method described in the second aspect and the optional implementation of the second aspect.
  • an embodiment of the present disclosure proposes a storage medium, which stores instructions.
  • the communication device executes the communication method described in the first aspect, the optional implementation of the first aspect, the second aspect, and the optional implementation of the second aspect.
  • an embodiment of the present disclosure proposes a program product.
  • the communication device executes the communication method described in the first aspect, the optional implementation of the first aspect, the second aspect, and the optional implementation of the second aspect.
  • an embodiment of the present disclosure proposes a computer program, which, when executed on a computer, enables the computer to execute the communication method described in the first aspect, the optional implementation of the first aspect, the second aspect, and the optional implementation of the second aspect.
  • the present disclosure provides invention titles.
  • the terms “communication method” and “information processing method,” “information sending method,” and “information receiving method” are interchangeable; the terms “communication device” and “information processing device,” “information sending device,” and “information receiving device” are interchangeable; and the terms “information processing system,” “communication system,” “information sending system,” and “information receiving system” are interchangeable.
  • each step in an embodiment can be implemented as an independent embodiment, and the steps can be arbitrarily combined.
  • a solution after removing some steps in a certain embodiment can also be implemented as an independent embodiment, and the order of the steps in a certain embodiment can be arbitrarily exchanged.
  • the optional implementation methods in a certain embodiment can be arbitrarily combined.
  • the embodiments can be arbitrarily combined. For example, some or all steps of different embodiments can be arbitrarily combined, and a certain embodiment can be arbitrarily combined with the optional implementation methods of other embodiments.
  • plurality refers to two or more.
  • the terms “at least one of,” “at least one of,” “at least one of,” “one or more,” “a plurality of,” “multiple,” etc. may be used interchangeably.
  • descriptions such as “at least one of A, B, C...”, “A and/or B and/or C...”, etc. include the situation where any one of A, B, C... exists alone, and also include any combination of any multiple of A, B, C..., and each situation can exist alone; for example, “at least one of A, B, C” includes the situation where A exists alone, B exists alone, C exists alone, the combination of A and B, the combination of A and C, the combination of B and C, and the combination of A, B, and C; for example, A and/or B includes the situation where A exists alone, B exists alone, and the combination of A and B.
  • descriptions such as "in one case A, in another case B,” or “in response to one case A, in response to another case B,” may include the following technical solutions depending on the situation: executing A independently of B (in some embodiments, A); executing B independently of A (in some embodiments, B); selectively executing A and B (in some embodiments, selecting between A and B); and executing both A and B (in some embodiments, A and B).
  • executing A independently of B in some embodiments, A
  • executing B independently of A in some embodiments, B
  • selectively executing A and B in some embodiments, selecting between A and B
  • executing both A and B in some embodiments, A and B.
  • prefixes such as “first” and “second” in the embodiments of the present disclosure are only used to distinguish different description objects and do not constitute any restriction on the position, order, priority, quantity or content of the description objects.
  • the description object please refer to the description in the context of the claims or embodiments, and no unnecessary restriction should be constituted due to the use of prefixes.
  • the description object is a "field”
  • the ordinal number before the "field” in the "first field” and the "second field” does not limit the position or order between the "fields”.
  • “First” and “second” do not limit whether the "fields” they modify are in the same message, nor do they limit the order of the "first field” and the "second field”.
  • the description object is a "level”
  • the ordinal number before the "level” in the “first level” and the “second level” does not limit the priority between the "levels”.
  • the number of description objects is not limited by the ordinal number and can be one or more. Taking “first device” as an example, the number of "devices" can be one or more.
  • the objects modified by different prefixes can be the same or different.
  • the description object is "device”
  • the "first device” and the “second device” can be the same device or different devices, and their types can be the same or different; for another example, if the description object is "information”, then the "first information” and the “second information” can be the same information or different information, and their contents can be the same or different.
  • “including A,” “comprising A,” “used to indicate A,” and “carrying A” can be interpreted as directly carrying A or indirectly indicating A.
  • terms such as “in response to", “in response to determining", “in the case of", “at the time of", “when!, “if", “if", etc. can be used interchangeably.
  • terms such as “greater than”, “greater than or equal to”, “not less than”, “more than”, “more than or equal to”, “not less than”, “higher than”, “higher than or equal to”, “not less than”, and “above” can be replaced with each other, and terms such as “less than”, “less than or equal to”, “not greater than”, “less than”, “less than or equal to”, “not more than”, “lower than”, “lower than or equal to”, “not higher than”, and “below” can be replaced with each other.
  • devices, etc. can be interpreted as physical or virtual, and their names are not limited to the names recorded in the embodiments.
  • Terms such as “device”, “equipment”, “device”, “circuit”, “network element”, “node”, “function”, “unit”, “section”, “system”, “network”, “chip”, “chip system”, “entity”, and “subject” can be used interchangeably.
  • network can be interpreted as devices included in the network (eg, access network equipment, core network equipment, etc.).
  • reception point (RP), transmission/reception point (TRP), panel, antenna panel, antenna array, cell, macro cell, small cell, femto cell, pico cell, sector, cell group, carrier, component carrier, and bandwidth part (BWP) may be used interchangeably.
  • terminal In some embodiments, the terms "terminal”, “terminal device”, “user equipment (UE)”, “user terminal” “mobile station (MS)”, “mobile terminal (MT)", subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client, etc. can be used interchangeably.
  • the access network device, the core network device, or the network device can be replaced by a terminal.
  • the various embodiments of the present disclosure can also be applied to a structure in which the communication between the access network device, the core network device, or the network device and the terminal is replaced by communication between multiple terminals (for example, it can also be called device-to-device (D2D), vehicle-to-everything (V2X), etc.).
  • D2D device-to-device
  • V2X vehicle-to-everything
  • language such as "uplink” and "downlink” can also be replaced by language corresponding to communication between terminals (for example, "side”).
  • uplink channels, downlink channels, etc. can be replaced by side channels
  • uplinks, downlinks, etc. can be replaced by side links.
  • the terminal may be replaced by an access network device, a core network device, or a network device.
  • the access network device, the core network device, or the network device may have a structure that has all or part of the functions of the terminal.
  • obtaining data, information, etc. may comply with the laws and regulations of the country where the data is obtained.
  • data, information, etc. may be obtained with the user's consent.
  • each element, each row, or each column in the table of the embodiment of the present disclosure can be implemented as an independent embodiment, and the combination of any elements, any rows, and any columns can also be implemented as an independent embodiment.
  • the correspondences shown in the tables of the present disclosure can be configured or predefined.
  • the values of the information in each table are merely examples and can be configured to other values, which are not limited by the present disclosure.
  • the correspondences shown in certain rows may not be configured.
  • appropriate deformation adjustments can be made based on the above tables, such as splitting, merging, etc.
  • the names of the parameters shown in the titles of the above tables may also adopt other names that can be understood by the communication device, and the values or representations of the parameters may also adopt other values or representations that can be understood by the communication device.
  • other data structures may also be used, such as arrays, queues, containers, stacks, linear lists, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables or hash tables, etc.
  • the predefined in the present disclosure may be understood as defined, predefined, stored, pre-stored, pre-negotiated, pre-configured, solidified, or pre-burned.
  • Figure 1 is a schematic diagram of the architecture of a communication system according to an embodiment of the present disclosure.
  • the communication system 100 may include a terminal and a network device.
  • the network device may include at least one of an access network device and a core network device.
  • the terminal includes, for example, a mobile phone, a wearable device, a narrowband Internet of Things device, an Internet of Things device, a car with communication function, a smart car, a tablet computer, a computer with wireless transceiver function, a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, a wireless terminal device in industrial control, a wireless terminal device in self-driving, a wireless terminal device in remote medical surgery, a wireless terminal device in a smart grid, a wireless terminal device in transportation safety, a wireless terminal device in a smart city, and at least one of a wireless terminal device in a smart home, but is not limited thereto.
  • a mobile phone a wearable device, a narrowband Internet of Things device, an Internet of Things device, a car with communication function, a smart car, a tablet computer, a computer with wireless transceiver function, a virtual reality (VR) terminal device, an augmented reality (AR) terminal device, a wireless terminal device in industrial control, a wireless terminal
  • the access network device is, for example, a node or device that accesses the terminal to the wireless network.
  • the access network device may include an evolved NodeB (eNB), a next generation evolved NodeB (ng-eNB), a next generation NodeB (gNB), a NodeB (NB), a home NodeB (HNB), At least one of a home evolved node B (HeNB), a wireless backhaul device, a radio network controller (RNC), a base station controller (BSC), a base transceiver station (BTS), a base band unit (BBU), a mobile switching center, a base station in a 6G communication system, an open RAN, a cloud RAN, a base station in other communication systems, and an access node in a wireless fidelity (WiFi) system, but not limited thereto.
  • eNB evolved NodeB
  • ng-eNB next generation evolved NodeB
  • gNB next generation NodeB
  • NB NodeB
  • HNB home
  • the technical solution of the present disclosure may be applicable to the Open RAN architecture.
  • the interfaces between or within the access network devices involved in the embodiments of the present disclosure may become internal interfaces of Open RAN, and the processes and information interactions between these internal interfaces may be implemented through software or programs.
  • the access network device may be composed of a centralized unit (CU) and a distributed unit (DU), where the CU may also be called a control unit.
  • the CU-DU structure may be used to split the protocol layers of the access network device, with some functions of the protocol layers centrally controlled by the CU, and the remaining functions of some or all of the protocol layers distributed in the DU, which is centrally controlled by the CU, but is not limited to this.
  • the core network device may be a device including one or more network elements, or may be multiple devices or a group of devices, each including all or part of one or more network elements.
  • the network element may be virtual or physical.
  • the core network includes, for example, at least one of the Evolved Packet Core (EPC), the 5G Core Network (5GCN), and the Next Generation Core (NGC).
  • EPC Evolved Packet Core
  • 5GCN 5G Core Network
  • NRC Next Generation Core
  • the core network device may also be a location management function network element.
  • the location management function network element includes a location server (location server), which may be implemented as any one of the following: Location Management Function (LMF), Enhanced Serving Mobile Location Centre (E-SMLC), Secure User Plane Location (SUPL), and Secure User Plane Location Platform (SUPLLP).
  • LMF Location Management Function
  • E-SMLC Enhanced Serving Mobile Location Centre
  • SUPL Secure User Plane Location
  • SUPLLP Secure User Plane Location Platform
  • the communication system described in the embodiment of the present disclosure is for the purpose of more clearly illustrating the technical solution of the embodiment of the present disclosure, and does not constitute a limitation on the technical solution proposed in the embodiment of the present disclosure.
  • Ordinary technicians in this field can know that with the evolution of the system architecture and the emergence of new business scenarios, the technical solution proposed in the embodiment of the present disclosure is also applicable to similar technical problems.
  • the following embodiments of the present disclosure may be applied to the communication system 100 shown in Figure 1, or a portion thereof, but are not limited thereto.
  • the entities shown in Figure 1 are illustrative only.
  • the communication system may include all or part of the entities shown in Figure 1, or may include other entities outside of Figure 1.
  • the number and form of the entities may be arbitrary.
  • the connection relationship between the entities is illustrative only.
  • the entities may be connected or disconnected, and the connection may be in any manner, including direct or indirect, wired or wireless.
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • SUPER 3G IMT-Advanced
  • 4th generation mobile communication system 4th generation mobile communication system
  • 5G 5th generation mobile communication system
  • 5G new radio NR
  • Future Radio Access FX
  • RAT New Radio Access Technology
  • NR New Radio
  • NX New radio access
  • FX Future generation radio access
  • GSM Global System for Mobile communications
  • CDMA 2000 Ultra Mobile Broadband
  • UMB Ultra Mobile Broadband
  • IEEE 802.11 Wi-Fi (registered trademark)
  • IEEE 802.16 WiMAX (registered trademark)
  • IEEE 802.20 Ultra-WideBand (UWB), Bluetooth (registered trademark)
  • PLMN Public Land Mobile Network
  • PLMN Public Land Mobile Network
  • D2D Device to Device
  • M2M Machine to Machine
  • IoT Internet of Things
  • V2X Vehicle to Everything
  • V2X Vehicle to Everything
  • FIG2 is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in FIG2 , the embodiment of the present disclosure relates to a communication method for use in a communication system 100, the method comprising:
  • Step 2101 The terminal reports its OCC multiplexing capability to the network device.
  • the above-mentioned OCC multiplexing capability can be used to indicate whether the terminal supports OCC multiplexing, or can be used to indicate whether the terminal supports OCC multiplexing in different services.
  • the OCC multiplexing can refer to the OCC multiplexing of NPRACH by the terminal.
  • the "OCC multiplexing of NPRACH" can be understood as: when different terminals send NPRACH, the NPRACH of the terminal is used to multiplex the NPRACH.
  • the corresponding OCC sequence performs weighted processing on the NPRACH of the terminal, wherein the NPRACHs of different terminals correspond to different OCC sequences.
  • different terminals obtain different weighted NPRACHs after weighted processing of the NPRACHs of the terminal based on the corresponding OCC sequences, and each terminal can send its own weighted NPRACH to the network device on the same time-frequency resources.
  • the network device receives the weighted NPRACHs sent by each terminal on the same time-frequency resources, it can perform inverse weighted processing based on the OCC sequences corresponding to the NPRACHs of each terminal to determine the NPRACH of each terminal, thereby realizing OCC multiplexing transmission of multiple terminals on the same time-frequency resources, improving resource utilization, and realizing uplink capacity enhancement and system expansion.
  • it Under the premise of limited time-frequency resources and limited terminal transmission power, it can support more terminals for uplink transmission, thereby improving uplink transmission efficiency.
  • the OCC multiplexing transmission of the NPRACH may be applicable to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels (CE Level).
  • the OCC multiplexing capability reported by the terminal may include at least one of the following:
  • the terminal supports OCC multiplexing on the anchor carrier.
  • the terminal may only report whether it supports OCC multiplexing. In this case, when the terminal supports OCC multiplexing, the terminal defaults to supporting OCC multiplexing in the normal random access procedure (Normal RACH procedure), and/or, the terminal defaults to supporting OCC multiplexing during EDT, and/or, the terminal defaults to supporting OCC multiplexing in all services.
  • the terminal when the terminal supports OCC multiplexing, the terminal defaults to supporting OCC multiplexing in the normal random access procedure (Normal RACH procedure), and/or, the terminal defaults to supporting OCC multiplexing during EDT, and/or, the terminal defaults to supporting OCC multiplexing in all services.
  • Normal RACH procedure normal random access procedure
  • the terminal may report to the network device whether it supports EDT and/or whether it supports NPRACH transmission on a non-anchor carrier. At the same time, the terminal may also report to the network device whether it supports OCC multiplexing. When the terminal reports to the network device that it supports EDT and OCC multiplexing, it is considered that the terminal supports OCC multiplexing during EDT, i.e., it supports OCC multiplexing and sending of NPRACH during EDT transmission.
  • the terminal when the terminal reports to the network device that it supports NPRACH transmission on a non-anchor carrier and OCC multiplexing, it is considered that the terminal supports OCC multiplexing on a non-anchor carrier, i.e., it supports OCC multiplexing and sending of NPRACH on a non-anchor carrier.
  • the terminal may directly report to the network device whether the terminal supports OCC multiplexing during EDT, and/or whether the terminal supports OCC multiplexing on non-anchor carriers, and/or whether the terminal supports OCC multiplexing on anchor carriers.
  • the terminal may report the OCC multiplexing capability of the terminal to the network device through a first signaling.
  • the first signaling may include at least one of the following: UE assistance information (UE assistance information) signaling, UE capability (UE capability) signaling, and radio resource control (Ratio Resource Control, RRC) signaling.
  • UE assistance information UE assistance information
  • UE capability UE capability
  • RRC Radio Resource Control
  • the terminal reports its OCC multiplexing capability to the network device so that the network device can schedule appropriate resources for the terminal based on the OCC multiplexing capability of the terminal. For example, when the terminal supports OCC multiplexing, the network device can schedule resources for OCC multiplexing to the terminal; when the terminal does not support OCC multiplexing, the network device can schedule resources for non-OCC multiplexing to the terminal. Alternatively, when the terminal supports OCC multiplexing for a certain service, the network device can schedule resources for OCC multiplexing when scheduling resources for the service; when the terminal does not support OCC multiplexing for a certain service, the network device can schedule resources for non-OCC multiplexing when scheduling resources for the service. This achieves accurate and effective management of the terminal and ensures reasonable management and scheduling of terminal resources.
  • Step 2102 The network device sends configuration information to the terminal.
  • the configuration information may be used to configure at least one first resource set and/or at least one second resource set; wherein the first resource set may include one or more resources, and the one or more resources in the first resource set may be used for OCC multiplexing transmission of NPRACH,
  • the second resource set may include one or more resources, and the one or more resources in the second resource set may be used for non-OCC multiplexing transmission of NPRACH.
  • the "resources used for OCC multiplexing (i.e., the first resource set)" and the “resources used for non-OCC multiplexing (i.e., the second resource set)" will be separated from each other, thereby avoiding mutual interference between OCC multiplexing transmission and non-OCC multiplexing transmission, and ensuring the communication efficiency and communication stability of both OCC multiplexing transmission and non-OCC multiplexing transmission.
  • the network device when it sends configuration information to the terminal, it may send the configuration information to the terminal based on the OCC multiplexing capability of the terminal.
  • the network device sends configuration information to the terminal based on the OCC multiplexing capability of the terminal.
  • the network device may send configuration information corresponding to at least one carrier to the terminal, where different carriers use the same configuration information, i.e., only one configuration information is configured for different carriers, and different carriers share the same configuration information; or, different carriers use independent configuration information, i.e., the configuration information is independently configured for different carriers, and the independent configuration information corresponding to different carriers may be the same or different.
  • the different carriers here may refer to different types of carriers, and the different types of carriers may include anchor carriers and non-anchor carriers; or, the different carriers may refer to different non-anchor carriers.
  • the network device may send configuration information corresponding to at least one CE Level to the terminal, wherein different CE Levels use the same configuration information, that is, only one configuration information is configured for different CE Levels, and different CE Levels share the same configuration information; or, different CE Levels use independent configuration information; that is, the configuration information is independently configured for different CE Levels, and the independent configuration information corresponding to different CE Levels may be the same or different.
  • the network device may send NPRACH configuration information corresponding to the EDT service to the terminal; and send NPRACH configuration information corresponding to the non-data early transmission Non-EDT service; wherein the EDT service and the Non-EDT service use the same configuration information; that is: only one configuration information is configured for the EDT service and the Non-EDT service, and the EDT service and the Non-EDT service share the same configuration information; or, the EDT service and the Non-EDT service use independent configuration information; that is: the configuration information is independently configured for the EDT service and the Non-EDT service, and the independent configuration information corresponding to the EDT service and the Non-EDT service may be the same or different.
  • the configuration information may also be used to configure at least one of the following for the terminal: an OCC sequence length corresponding to at least one OCC sequence, a first corresponding relationship, and a second corresponding relationship.
  • the OCC sequence length may be used to determine an OCC sequence, which may be used to implement OCC multiplexing transmission of the NPRACH of the terminal.
  • the OCC sequence length may also be referred to as, for example, "number of multiplexed users,” “number of OCC multiplexed users,” or “maximum number of OCC multiplexed users,” which is not specifically limited in the present disclosure.
  • the first corresponding relationship may be a corresponding relationship between an OCC sequence length and a first resource set; wherein different OCC sequence lengths may correspond to different or the same first resource sets;
  • the second corresponding relationship may be a corresponding relationship between an OCC sequence length and a second resource set; wherein different OCC sequence lengths may correspond to different or the same second resource sets.
  • the above configuration information may not be used to configure the OCC sequence length, and the OCC sequence length may also be agreed upon by the protocol. Also, in some embodiments, the OCC sequence length may satisfy at least one of the following:
  • Different CE levels of NPRACH correspond to independent OCC sequence lengths, where the independent OCC sequence lengths corresponding to different CE levels can be the same or different;
  • Different formats of NPRACH correspond to independent OCC sequence lengths, wherein the independent OCC sequence lengths corresponding to different formats of NPRACH may be the same or different;
  • NPRACHs with different repetition times correspond to the same OCC sequence length
  • NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths, wherein the independent OCC sequence lengths corresponding to the NPRACHs with different repetition transmission times may be the same or different;
  • Different carriers correspond to independent OCC sequence lengths, where the independent OCC sequence lengths corresponding to different carriers may be the same or different;
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • EDT service and Non-EDT service correspond to independent OCC sequence lengths, among which EDT service and Non-EDT service correspond to independent OCC sequence lengths.
  • the lengths of the independent OCC sequences can be the same or different.
  • the structure of the above configuration information may be as follows:
  • the structure of the above configuration information may be as follows:
  • the structure of the above configuration information may be as follows:
  • the structure of the above configuration information may be as follows:
  • NPRACH-ParametersList-NB-r14 may be used to configure the at least one second resource set, wherein OCC-length-NB-r19 may be used to configure the OCC sequence length corresponding to the first resource set.
  • OCC-length-NB-r19 may be used to configure the OCC sequence length corresponding to the first resource set.
  • a first corresponding relationship exists between the first resource set and the OCC sequence length.
  • the above configuration information may be sent via a second signaling, wherein the second signaling may include, for example, at least one of the following:
  • SIB22 System information block 22 (SIB22) - Node B (NB) signaling;
  • Step 2103 The terminal determines a first resource from the first resource set and/or the second resource set.
  • the first resource may be a resource used to send NPRACH.
  • the following describes in detail how the terminal determines the first resource from the first resource set and/or the second resource set.
  • the terminal when the terminal determines the aforementioned first resource, in response to the terminal supporting OCC multiplexing, if the configuration information does not configure the first resource set but configures the second resource set, the terminal may select the first resource from the second resource set configured in the configuration information; or, if the configuration information configures the first resource set, the terminal may select the first resource from the first resource set configured in the configuration information. Specifically, how the terminal selects the first resource from the first resource set or the second resource set will be described in detail later.
  • the terminal in response to the terminal supporting OCC multiplexing, may determine a first CE Level; the first CE Level is the CE Level corresponding to the NPRACH; optionally, the terminal may determine the CE Level corresponding to the NPRACH based on the Reference Signal Receiving Power (RSRP) of the NPRACH.
  • RSRP Reference Signal Receiving Power
  • the terminal may select a first resource from the first resource set configured by the configuration information corresponding to the first CE Level; or, if the configuration information corresponding to the first CE Level does not configure the first resource set but configures a second resource set, the terminal may select the first resource from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the terminal when the terminal determines the above-mentioned first resource, in response to the terminal supporting OCC multiplexing, the terminal may determine a first CE level, which is the CE level corresponding to NPRACH; thereafter, in response to the configuration information corresponding to the first CE level configuring a first resource set, the terminal may select the first resource from the first resource set configured by the configuration information corresponding to the first CE level; or, in response to the configuration information corresponding to the first CE level not configuring the first resource set but configuring the second resource set, the terminal may determine the first resource by performing the first operation.
  • a first CE level which is the CE level corresponding to NPRACH
  • the first operation may include: adding a first threshold to a first CE level to obtain a second CE level; in response to configuration information corresponding to the second CE level configuring a first resource set, selecting a first resource from the first resource set configured by the configuration information corresponding to the second CE level; in response to the configuration information corresponding to the second CE level not configuring the first resource set, adding a first threshold to the second CE level to obtain a third CE level; in response to the configuration information corresponding to the third CE level configuring the first resource set, selecting a first resource from the first resource set configured by the configuration information corresponding to the third CE level; in response to the configuration information corresponding to the third CE level not configuring the first resource set, adding the first threshold to the third CE level to obtain a fourth CE level; and so on, traversing to the highest CE level; if the configuration information corresponding to each CE level between the first CE level and the highest CE level does not configure the first resource set, selecting a first resource from the second resource set configured by the configuration information corresponding to the first CE level.
  • the terminal when the terminal determines the above-mentioned first resource, in response to the terminal supporting OCC multiplexing and the terminal being configured with multi-carrier, the terminal may first determine the first CE Level; the first CE Level is the CE Level corresponding to NPRACH; and, if the terminal determines that at least one carrier in the multi-carrier is configured with the first resource set and/or the second resource set, then under the first CE Level, the terminal may select a carrier from at least one carrier based on a probability parameter to select a first carrier; wherein the probability parameter may be configured by a network device and/or agreed upon by a protocol, and the first carrier may be the carrier used when the terminal sends NPRACH; if the configuration information corresponding to the first carrier configures the first resource set, the terminal may select the first resource from the first resource set configured by the configuration information corresponding to the first carrier; or, if the configuration information corresponding to the first carrier does not configure the first resource set but configures the second resource set, the terminal may select the first
  • the terminal when the terminal determines the first resource, in response to the terminal supporting OCC multiplexing, the terminal may first determine a first length.
  • the first length may be an OCC sequence length corresponding to a first OCC sequence.
  • the first OCC sequence may be: The terminal uses the OCC sequence when performing OCC multiplexing transmission of the NPRACH. The terminal then determines a first CE Level; the first CE Level is the CE Level corresponding to the NPRACH. Finally, the terminal may determine the first resource from the first resource set and/or the second resource set based on the first CE Level and/or the first length.
  • the terminal when the terminal determines the first length, it may be the first length configured by the receiving network device; or, the terminal may determine the first length based on a protocol agreement; or, the terminal may determine the first length based on the downlink quality and the link quality threshold.
  • the terminal when the terminal determines the first length based on the downlink quality and the link quality threshold, it may first determine a third correspondence, which may be: a correspondence between different link quality thresholds and different OCC sequence lengths; optionally, the third correspondence may be configured by the network device and/or agreed upon by the protocol; and the terminal may determine the first link quality threshold satisfied by the downlink quality of the terminal; and based on the third correspondence, the terminal may determine the OCC sequence length corresponding to the first link quality threshold as the first length.
  • the above-mentioned method of "the terminal determines the first resource from the first resource set and/or the second resource set based on the first CE Level and/or the first length" includes: if the configuration information corresponding to the first CE Level configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level includes a third resource set, selecting the first resource from the third resource set; optionally, the third resource set may include at least one of the following: a resource set whose corresponding OCC sequence length is a first length, a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length, wherein the terminal can determine whether the first resource set includes the third resource set based on the above-mentioned first corresponding relationship; and, the method for how the terminal specifically selects the first resource from the third resource set will be introduced in detail in subsequent content.
  • the configuration information corresponding to the first CE Level configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level does not include the third resource set, the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level; or, if the configuration information corresponding to the first CE Level does not configure the first resource set but configures the second resource set, the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the terminal when the terminal determines the above-mentioned first resource, in response to the terminal supporting OCC multiplexing, the terminal may determine a first length, and a detailed introduction to the first length may refer to the above description; and the terminal may determine a first CE Level; the first CE Level is the CE Level corresponding to NPRACH; thereafter, if the terminal determines that at least one carrier in the multiple carriers is configured with a first resource set and/or a second resource set, then under the first CE Level, the terminal may select a carrier from at least one carrier based on a probability parameter to select a first carrier; wherein the probability parameter may be configured by a network device and/or agreed upon by a protocol, and the first carrier is the carrier used when the terminal sends NPRACH; finally, the terminal may determine the first resource from the first resource set and/or the second resource set based on the first carrier and/or the first length.
  • the terminal determines the first resource from the first resource set and/or the second resource set based on the first carrier and/or the first length
  • the configuration information corresponding to the first carrier configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier includes a third resource set
  • the first resource is selected from the third resource set; for a detailed introduction to the third resource set, please refer to the above description; or, if the configuration information corresponding to the first carrier configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier does not include the third resource set, the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier; or, if the configuration information corresponding to the first carrier does not configure the first resource set but configures the second resource set, the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • the method of the terminal selecting the first resource from the first resource set, the second resource set, or the third resource set may include the following steps:
  • Step a Determine whether the terminal supports multi-tone transmission or single-tone transmission of the narrowband physical uplink shared channel (NPUSCH).
  • NPUSCH narrowband physical uplink shared channel
  • Step b If the terminal supports multi-tone transmission of NPUSCH, in response to the first resource set, the second resource set, or the third resource set configured in the configuration information including the multi-tone resource, a multi-tone resource is selected from the first resource set, the second resource set, or the third resource set based on the multi-tone resource configuration, and a first resource is selected from the multi-tone resource (for example, any multi-tone resource can be selected as the first resource); wherein the multi-tone resource configuration can be configured by the network device and/or agreed upon by the protocol;
  • Step c If the terminal supports single-tone transmission of NPUSCH (for example, the terminal only supports single-tone transmission of NPUSCH), a single-tone resource is selected from the first resource set, the second resource set, or the third resource set based on the single-tone resource configuration, and a first resource is selected from the single-tone resources (for example, any single-tone resource can be selected as the first resource); wherein the single-tone resource configuration is configured by the network device and/or agreed upon by the protocol;
  • Step d If the terminal supports multi-tone transmission of NPUSCH, the first resource set, the second resource set or the second resource set configured in response to the configuration information
  • the third resource set does not include multi-tone resources.
  • single-tone resources are determined from the first resource set, the second resource set or the third resource set, and the first resource is selected from the single-tone resources (for example, any single-tone resource can be selected as the first resource); wherein the single-tone resource configuration is determined by the network device configuration and/or protocol agreement.
  • Step 2104 The terminal determines a first OCC sequence.
  • the first OCC sequence may be an OCC sequence used when the terminal performs OCC multiplexing and transmission of NPRACH.
  • the method for the terminal to determine the first OCC sequence may include the following steps:
  • Step 1 Determine the first length.
  • the first length may be the OCC sequence length corresponding to the first OCC sequence.
  • a method for determining the first length may refer to the description of step 2103 above.
  • Step 2 Determine the first index.
  • the first index may be a sequence index corresponding to the first OCC sequence.
  • the terminal may determine the first index based on the first length; for example, the terminal may randomly generate the first index based on the first length.
  • the terminal may determine the first index based on the terminal identifier of the terminal.
  • the terminal may generate the first index based on the terminal identifier using a preset rule.
  • the terminal identifier may be, for example: the terminal ID (or UEID) of the terminal and/or a temporary mobile user identifier (TMSI).
  • TMSI temporary mobile user identifier
  • the preset rule may be, for example, a pseudo-random number generation rule.
  • the preset rule may be a protocol agreement and/or a network device configuration.
  • Step 3 Determine a first OCC sequence based on the first index and/or the first length.
  • the terminal may determine a first table based on the first length, wherein a protocol may define multiple OCC sequence tables, each of which includes at least one OCC sequence and sequence indexes corresponding to different OCC sequences, and different OCC sequence lengths correspond to different OCC sequence tables.
  • the terminal may determine a first table corresponding to the first length based on the first length; thereafter, the terminal may determine a first OCC sequence corresponding to the first index from the first table based on the first index.
  • the terminal may calculate the first OCC sequence based on the first index and/or the first length using a preset formula.
  • the preset formula may be agreed upon by a protocol and/or configured by a network device.
  • Step 2105 The terminal performs OCC multiplexing and transmission of NPRACH on the first resource based on the first OCC sequence.
  • the terminal may perform OCC multiplexing transmission of the NPRACH on the first resource based on the first OCC sequence.
  • OCC multiplexing transmission of the NPRACH based on the first OCC sequence For details on how the terminal implements OCC multiplexing transmission of the NPRACH based on the first OCC sequence, refer to the description of step 2101.
  • the terminal when the first resource belongs to the above-mentioned second resource set, the terminal can perform non-OCC multiplexing transmission of NPRACH on the first resource.
  • the terminal can determine the first resource for sending NPRACH based on the configuration information sent by the network device, and can send NPRACH based on the first resource.
  • the first resource can be: a resource for performing OCC multiplexing and sending of NPRACH.
  • the method of the present disclosure can realize the OCC multiplexing and sending of NPRACH by the terminal, so that different terminals can multiplex and send their own NPRACH on the same time-frequency resources by executing the method of the present disclosure, and the network device can receive the NPRACH of each terminal on the same time-frequency resource, so that multi-user multiplexing and sending of NPRACH can be performed on the same time-frequency resource, thereby achieving uplink capacity enhancement (uplink capacity enhancement) and system expansion, and can support more terminals for uplink transmission under the premise of limited time-frequency resources and limited terminal transmission power, thereby improving uplink transmission efficiency.
  • uplink capacity enhancement uplink capacity enhancement
  • the "resources used for OCC multiplexing (i.e., the first resource set)" and the “resources used for non-OCC multiplexing (i.e., the second resource set)" will be separated from each other, thereby avoiding mutual interference between the NPRACH resources for OCC multiplexing and the NPRACH resources for non-OCC multiplexing, and further avoiding mutual interference between OCC multiplexing transmission and non-OCC multiplexing transmission, thereby ensuring the communication efficiency and communication stability of both OCC multiplexing transmission and non-OCC multiplexing transmission.
  • the communication method according to the embodiments of the present disclosure may include at least one of steps 2101 to 2105.
  • step 2101 may be implemented as an independent embodiment
  • step 2102 may be implemented as an independent embodiment
  • step 2103 may be implemented as an independent embodiment
  • step 2101+step 2102 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • FIG3A is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in FIG3A , the present disclosure embodiment involves a communication method. Method, for a terminal, comprising:
  • Step 3101 Report the OCC multiplexing capability of the terminal.
  • Step 3102 Receive configuration information.
  • Step 3103 Determine the first resource.
  • Step 3104 Determine a first OCC sequence.
  • Step 3105 Perform OCC multiplexing and transmission of NPRACH on the first resource based on the first OCC sequence.
  • steps 3101-3105 For a detailed description of steps 3101-3105, please refer to the above embodiment description.
  • the communication method according to the embodiments of the present disclosure may include at least one of steps 3101 to 3105.
  • step 3101 may be implemented as an independent embodiment
  • step 3102 may be implemented as an independent embodiment
  • step 3103 may be implemented as an independent embodiment
  • step 3101+step 3102 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • FIG3B is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in FIG3B , the embodiment of the present disclosure relates to a communication method for a terminal, the method comprising:
  • Step 3201 Receive configuration information sent by a network device.
  • Step 3202 Determine a first resource from the first resource set and/or the second resource set.
  • Step 3203 Send the NPRACH based on the first resource.
  • the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code OCC multiplexing transmission of a narrowband physical random access channel NPRACH, and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • the receiving configuration information sent by the network device includes at least one of the following:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • the method further includes at least one of the following:
  • the determining of the first resource set from the first resource set and/or the second resource set include:
  • the configuration information does not configure a first resource set but configures a second resource set, and the terminal selects the first resource from the second resource set configured by the configuration information; or,
  • the configuration information configures a first resource set, and the terminal selects the first resource from the first resource set configured by the configuration information.
  • the determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first CE Level configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first CE Level;
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the determining the first resource from the first resource set and/or the second resource set includes:
  • the first operation includes: adding a first threshold to the first CE level to obtain the second CE level; in response to the configuration information corresponding to the second CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the second CE level; in response to the configuration information corresponding to the second CE level not configuring the first resource set, adding a first threshold to the second CE level to obtain the third CE level; in response to the configuration information corresponding to the third CE level configuring the first resource set, selecting the first resource from the first resource set configured by the configuration information corresponding to the third CE level; in response to the configuration information corresponding to the third CE level not configuring the first resource set, adding the first threshold to the third CE level to obtain the fourth CE level; and so on, traversing to the highest CE level; if the configuration information corresponding to each CE level between the first CE level and the highest CE level does
  • the terminal in response to the terminal supporting OCC multiplexing, is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • the configuration information corresponding to the first carrier configures a first resource set, and the first resource is selected from the first resource set configured by the configuration information corresponding to the first carrier;
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • the determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is an OCC sequence length corresponding to a first OCC sequence, where the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • a first resource is determined from the first resource set and/or the second resource set based on the first CE Level and/or the first length.
  • determining the first resource from the first resource set and/or the second resource set based on the first CE Level and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first CE Level configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level includes a third resource set, and the first resource is selected from the third resource set; the third resource set includes at least one of the following: a resource set whose corresponding OCC sequence length is the first length, a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length; or
  • the configuration information corresponding to the first CE Level configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first CE Level does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level; or
  • the configuration information corresponding to the first CE Level does not configure the first resource set, but configures the second resource set.
  • the first resource is selected from the second resource set configured by the configuration information corresponding to the first CE Level.
  • the terminal in response to the terminal supporting OCC multiplexing, is configured with multi-carrier, and the determining the first resource from the first resource set and/or the second resource set includes:
  • the first length is an OCC sequence length corresponding to a first OCC sequence, where the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH;
  • the first CE Level is a CE Level corresponding to the NPRACH;
  • a first resource is determined from the first resource set and/or the second resource set based on the first carrier and/or the first length.
  • determining the first resource from the first resource set and/or the second resource set based on the first carrier and/or the first length includes at least one of the following:
  • the configuration information corresponding to the first carrier configures at least one first resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier includes a third resource set, and the first resource is selected from the third resource set;
  • the third resource set includes at least one of the following: a resource set whose corresponding OCC sequence length is the first length, and a resource set whose corresponding OCC sequence length is a second length; the second length is less than the first length; or
  • the configuration information corresponding to the first carrier configures at least one first resource set and at least one second resource set, and the at least one first resource set configured by the configuration information corresponding to the first carrier does not include a third resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier; or
  • the configuration information corresponding to the first carrier does not configure a first resource set, but configures a second resource set, and the first resource is selected from the second resource set configured by the configuration information corresponding to the first carrier.
  • selecting the first resource from a first resource set, a second resource set, or a third resource set further includes:
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the first resource set, the second resource set, or the third resource set configured by the configuration information including multi-tone resources, selects a multi-tone resource from the first resource set, the second resource set, or the third resource set based on the multi-tone resource configuration, and selects the first resource from the multi-tone resources; wherein the multi-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports single-tone transmission of NPUSCH, selects a single-tone resource from a first resource set, a second resource set, or a third resource set based on a single-tone resource configuration, and selects the first resource from the single-tone resources; wherein the single-tone resource configuration is configured by the network device and/or agreed upon by a protocol;
  • the terminal supports multi-tone transmission of NPUSCH, and in response to the configuration information configuring the first resource set, the second resource set or the third resource set not including multi-tone resources, determines the single-tone resources from the first resource set, the second resource set or the third resource set based on the signle-tone resource configuration, and selects the first resource from the single-tone resources.
  • the sending the NPRACH based on the first resource includes:
  • determining the first OCC sequence includes:
  • the first length is an OCC sequence length corresponding to the first OCC sequence
  • the first OCC sequence is determined based on the first index and/or the first length.
  • determining the first length includes at least one of the following:
  • the first length is determined based on downlink quality and a link quality threshold.
  • determining the first length based on downlink quality and a link quality threshold includes:
  • the third corresponding relationship is: a corresponding relationship between different link quality thresholds and different OCC sequence lengths; the third corresponding relationship is configured by the network device and/or agreed upon by a protocol;
  • An OCC sequence length corresponding to the first link quality threshold is determined as the first length.
  • determining the first index includes at least one of the following:
  • the first index is determined based on a terminal identification of the terminal.
  • determining the first OCC sequence based on the first index and/or the first length includes:
  • the determining the first OCC sequence based on the first index and/or the first length includes:
  • the first OCC sequence is calculated based on the first index and/or the first length using a preset formula.
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the configuration information is sent via at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • steps 3201-3203 For a detailed description of steps 3201-3203, please refer to the above embodiment description.
  • the communication method involved in the embodiments of the present disclosure may include at least one of steps 3201 to 3203.
  • step 3201 may be implemented as an independent embodiment
  • step 3202 may be implemented as an independent embodiment
  • step 3203 may be implemented as an independent embodiment
  • step 3201+S3202 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • FIG4A is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in FIG4A , the present disclosure embodiment involves a communication method. Method, for use in a network device, comprising:
  • Step 4101 The receiving terminal reports the OCC multiplexing capability of the terminal.
  • Step 4102 Send configuration information.
  • Step 4103 The receiving terminal sends OCC multiplexing of the NPRACH on the first resource based on the first OCC sequence.
  • steps 4101-4103 please refer to the above embodiment description.
  • the communication method involved in the embodiments of the present disclosure may include at least one of steps 4101 to 4103.
  • step 4101 may be implemented as an independent embodiment
  • step 4102 may be implemented as an independent embodiment
  • step 4103 may be implemented as an independent embodiment
  • step 4101+step 4102 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • FIG4B is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in FIG4B , the embodiment of the present disclosure relates to a communication method for a network device, the method comprising:
  • Step 4201 Send configuration information to the terminal.
  • Step 4202 Receive the NPRACH sent by the terminal.
  • the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code OCC multiplexing transmission of a narrowband physical random access channel NPRACH, and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • the OCC multiplexing transmission of the NPRACH applies to at least one of the following situations:
  • OCC multiplexing and transmission of NPRACH are performed when communicating based on different coverage enhancement levels CE Level.
  • configuration information is sent to the terminal, including:
  • the EDT service and the Non-EDT service use the same configuration information; or the EDT service and the Non-EDT service use independent configuration information.
  • the different carriers include different types of carriers, and the different types of carriers include anchor carriers and non-anchor carriers; and/or
  • the different carriers include different non-anchor carriers.
  • the method further includes at least one of the following:
  • the configuration information is further used to configure at least one of the following for the terminal:
  • OCC sequence length corresponding to at least one OCC sequence, wherein the OCC sequence length is used to determine the OCC sequence, and the OCC sequence is used to implement OCC multiplexing and transmission of the NPRACH of the terminal;
  • a first corresponding relationship where the first corresponding relationship is a corresponding relationship between the OCC sequence length and the first resource set;
  • a second corresponding relationship where the second corresponding relationship is a corresponding relationship between the OCC sequence length and the second resource set.
  • the method further includes:
  • a first length is configured for the terminal, where the first length is an OCC sequence length corresponding to a first OCC sequence, and the first OCC sequence is an OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the method further includes:
  • a third correspondence is given to the terminal, where the third correspondence is: a correspondence between different link quality thresholds and different OCC sequence lengths, and the third correspondence is used by the terminal to determine a first length, where the first length is the OCC sequence length corresponding to the first OCC sequence, and the first OCC sequence is: the OCC sequence used by the terminal when performing OCC multiplexing and sending of the NPRACH.
  • the OCC sequence length satisfies at least one of the following:
  • the different formats of the NPRACH correspond to the same OCC sequence length
  • the different formats of the NPRACH correspond to independent OCC sequence lengths
  • the NPRACHs with different numbers of repeated transmissions correspond to the same OCC sequence length
  • the NPRACHs with different repetition transmission times correspond to independent OCC sequence lengths
  • EDT services and Non-EDT services correspond to the same OCC sequence length
  • the EDT service and the Non-EDT service correspond to independent OCC sequence lengths.
  • the configuration information is sent via at least one of system information 22SIB22-Node B NB signaling, SIB2-NB signaling, and radio resource control RRC signaling.
  • steps 4201-4202 please refer to the above embodiment description.
  • the communication method involved in the embodiments of the present disclosure may include at least one of steps 4201 and 4202.
  • step 4201 may be implemented as an independent embodiment
  • step 4202 may be implemented as an independent embodiment
  • step 4203 may be implemented as an independent embodiment
  • step 4201+step 4202 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • Figure 5 is an interactive diagram of a communication method according to an embodiment of the present disclosure. As shown in Figure 5, the embodiment of the present disclosure relates to a communication method for a communication system including a terminal and a network device. The method includes:
  • Step 5101 The network device sends configuration information to the terminal;
  • Step 5102 The terminal receives configuration information sent by the network device.
  • Step 5103 The terminal determines a first resource from the first resource set and/or the second resource set.
  • Step 5104 The terminal sends the NPRACH based on the first resource.
  • Step 5105 The network device receives the NPRACH sent by the terminal.
  • steps 5101 to 5105 can be found in the above embodiments.
  • the above method may include the method described in the above embodiments of the communication system side, the first device side, the network device side, etc., which will not be repeated here.
  • the communication method involved in the embodiment of the present disclosure may include at least one of steps 5101 to 5105.
  • step 5101 may be implemented as an independent embodiment
  • step 5102 may be implemented as an independent embodiment, but the present invention is not limited thereto.
  • each step can be independent, arbitrarily combined or exchanged in order, the optional methods or optional examples can be arbitrarily combined, and can be arbitrarily combined with any steps of other embodiments or other examples.
  • NPRACH OCC multiplexing is applicable to at least one of the following transmission mechanisms:
  • Optional embodiment 2 Based on optional embodiment 1, at least one of the following NPRACH OCC multiplexing related parameter configuration methods is adopted:
  • Different carriers such as anchor carriers and non-anchor carriers, can be configured with OCC multiplexing related parameters separately
  • Non-EDT and EDT can be configured with different OCC multiplexing related parameters
  • the NPRACH OCC-related parameters include at least one of the following:
  • this parameter may be determined based on a protocol agreement, or when this parameter is not configured, the terminal may determine a default value based on the protocol agreement.
  • different CE levels or different Repetition Numbers correspond to different OCC lengths or the number of multiplexed OCC users.
  • OCC NPRACH can also be configured in conjunction with features such as EDT.
  • EDT EDT
  • anchor carriers a possible implementation is as follows:
  • OCC NPRACH can also be configured in conjunction with features such as EDT.
  • EDT EDT
  • a possible configuration signaling embodiment is as follows:
  • Optional embodiment 4 The terminal determines the OCC Sequence based on the following method
  • the protocol predefined rules include but are not limited to the following methods: the terminal randomly generates an OCC index based on the OCC length, or the terminal generates an OCC sequence index based on the UEID, such as TMSI, and certain operation rules, such as pseudo-random number generation rules.
  • the terminal determines the specific OCC sequence based on the OCC sequence index and OCC length, as well as a protocol-predefined method, such as a table predefined in the protocol. For example, different OCC lengths correspond to different OCC tables.
  • the terminal first determines the OCC sequence table based on the OCC length, and then directly determines the OCC sequence based on the OCC sequence index.
  • the terminal generates the OCC sequence based on a calculation formula specified in the protocol and at least one of the parameters OCC sequence index and OCC length.
  • the OCC length may also be a default value directly specified by the protocol; for example, the protocol directly specifies that different repetition times correspond to different OCC lengths, or different CE levels correspond to different OCC lengths or OCC multiplexed user numbers.
  • the terminal can report NPRACH OCC multiplexing terminal capabilities based on RRC signaling
  • the terminal can perform separate capability reporting; or,
  • the terminal reports whether it supports NPRACH OCC multiplexing, it means that for the Normal RACH procedure, the terminal can perform NPRACH OCC multiplexing. Furthermore, for RACH methods such as EDT or non-Anchor carrier, the terminal further determines whether OCC multiplexing is possible for NPRACH transmission under the corresponding RACH mechanism based on the OCC multiplexing capability indication and the non-Anchor carrier RACH access and/or EDT capability indication.
  • RACH methods such as EDT or non-Anchor carrier
  • Optional embodiment 6 Based on optional embodiments 1 to 3, for a single feature—OCC, a terminal that considers implementing OCC multi-user multiplexing performs NPRACH resource selection in the following manner:
  • carrier selection is based on the probability parameters configured by the gNB.
  • the current CE level has a dedicated NPRACH resource set corresponding to OCC multiplexing, then select the NPRACH resource set; if the current CE level does not have a dedicated NPRACH resource set corresponding to OCC multiplexing, then select the Normal NPRACH resource set
  • the terminal further determines the NPRACH resource set for NPRACH transmission based on its own capabilities and multi-tone/single-tone NPRACH resource configuration
  • Optional embodiment 7 Based on optional embodiments 1 to 3, the OCC configuration related parameters are configured through at least one of the following signaling: SIB22-NB, SIB2-NB
  • the following features may also exist optionally: 1. For NPRACH, different OCC lengths are supported. Different OCC lengths correspond to different NPRACH resources, and the NPRACH resources are divided in different ways.
  • the terminal determines the corresponding OCC length by judging the link quality
  • the gNB configures different link quality thresholds for different OCC lengths.
  • the embodiments of the present disclosure further provide an apparatus for implementing any of the above methods.
  • an apparatus comprising units or modules for implementing each step performed by a terminal in any of the above methods.
  • another apparatus comprising units or modules for implementing each step performed by a network device (e.g., an access network device, a core network function node, a core network device, etc.) in any of the above methods.
  • a network device e.g., an access network device, a core network function node, a core network device, etc.
  • the division of the various units or modules in the above device is only a division of logical functions. In actual implementation, they can be fully or partially integrated into one physical entity, or they can be physically separated.
  • the units or modules in the device can be implemented in the form of a processor calling software: for example, the device includes a processor, the processor is connected to a memory, and instructions are stored in the memory.
  • the processor calls the instructions stored in the memory to implement any of the above methods or implement the functions of the various units or modules of the above device, wherein the processor is, for example, a general-purpose processor, such as a central processing unit (CPU) or a microprocessor, and the memory is a memory within the device or a memory outside the device.
  • CPU central processing unit
  • microprocessor a microprocessor
  • the units or modules in the device may be implemented in the form of hardware circuits, and the functions of some or all of the units or modules may be implemented by designing the hardware circuits.
  • the above-mentioned hardware circuits may be understood as one or more processors.
  • the above-mentioned hardware circuit is an application-specific integrated circuit (ASIC), and the functions of some or all of the above-mentioned units or modules may be implemented by designing the logical relationship between the components in the circuit.
  • ASIC application-specific integrated circuit
  • the above-mentioned hardware circuit may be implemented by a programmable logic device (PLD).
  • PLD programmable logic device
  • FPGA field programmable gate array
  • it may include a large number of logic gate circuits, and the connection relationship between the logic gate circuits may be configured through a configuration file, thereby implementing the functions of some or all of the above-mentioned units or modules. All units or modules of the above-mentioned devices may be implemented entirely by the processor calling software, or entirely by hardware circuits, or partially by the processor calling software, and the remaining part by hardware circuits.
  • the processor is a circuit with signal processing capabilities.
  • the processor may be a circuit with instruction reading and execution capabilities, such as a central processing unit (CPU), a microprocessor, a graphics processing unit (GPU) (which can be understood as a microprocessor), or a digital signal processor (DSP).
  • the processor may implement certain functions through the logical relationship of a hardware circuit. The logical relationship of the above-mentioned hardware circuit is fixed or reconfigurable.
  • the processor is a hardware circuit implemented by an application-specific integrated circuit (ASIC) or a programmable logic device (PLD), such as an FPGA.
  • ASIC application-specific integrated circuit
  • PLD programmable logic device
  • the process of the processor loading a configuration document to implement the hardware circuit configuration can be understood as the process of the processor loading instructions to implement the functions of some or all of the above units or modules.
  • it can also be a hardware circuit designed for artificial intelligence, which can be understood as ASIC, such as the Neural Network Processing Unit (NPU), the Tensor Processing Unit (TPU), the Deep Learning Processing Unit (DPU), etc.
  • FIG6A is a schematic diagram of the structure of a terminal proposed in an embodiment of the present disclosure. As shown in FIG6A , it includes:
  • a transceiver module configured to receive configuration information sent by a network device, the configuration information being used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set being used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set being used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • a processing module configured to determine a first resource from the first resource set and/or the second resource set
  • the transceiver module is further configured to send the NPRACH based on the first resource.
  • the above-mentioned transceiver module is used to execute the steps related to "transmitting and receiving” executed by the terminal in any of the above methods
  • the above-mentioned processing module is used to execute the steps related to "processing" executed by the terminal in any of the above methods.
  • FIG6B is a schematic diagram of the structure of the network device proposed in an embodiment of the present disclosure. As shown in FIG6B , it includes:
  • a transceiver module configured to send configuration information to a terminal, where the configuration information is used to configure at least one first resource set and/or at least one second resource set; one or more resources in the first resource set are used for orthogonal cover code (OCC) multiplexing transmission of a narrowband physical random access channel (NPRACH); and one or more resources in the second resource set are used for non-OCC multiplexing transmission of the NPRACH;
  • OCC orthogonal cover code
  • the transceiver module is further configured to receive the NPRACH sent by the terminal.
  • the above-mentioned transceiver module is used to execute the steps related to "transmitting and receiving" performed by the network device in any of the above methods
  • the above-mentioned network device also includes a processing module, which is used to execute the steps related to "processing" performed by the network device in any of the above methods.
  • FIG. 7A is a schematic diagram of the structure of a communication device 7100 proposed in an embodiment of the present disclosure.
  • Communication device 7100 can be a network device (e.g., an access network device, a core network device, etc.), a terminal (e.g., a user device or the first device described above), a chip, a chip system, or a processor that supports a network device in implementing any of the above methods, or a chip, a chip system, or a processor that supports a terminal in implementing any of the above methods.
  • Communication device 7100 can be used to implement the methods described in the above method embodiments. For details, please refer to the description of the above method embodiments.
  • the communication device 7100 includes one or more processors 7101.
  • the processor 7101 can be a general-purpose processor or a dedicated processor, for example, a baseband processor or a central processing unit.
  • the baseband processor can be used to process communication protocols and communication data
  • the central processing unit can be used to control the communication device (such as a base station, a baseband chip, a terminal device, a terminal device chip, a DU or a CU, etc.), execute programs, and process program data.
  • the processor 7101 is used to call instructions to enable the communication device 7100 to perform any of the above methods.
  • the communication device 7100 further includes one or more memories 7102 for storing instructions.
  • the memories 7102 may be located outside the communication device 7100.
  • the communication device 7100 further includes one or more transceivers 7103.
  • the communication steps such as sending and receiving in the above method are performed by the transceiver 7103, and the other steps are performed by the processor 7101.
  • a transceiver may include a receiver and a transmitter, which may be separate or integrated.
  • transceiver, transceiver unit, transceiver, and transceiver circuit may be used interchangeably; the terms transmitter, transmitting unit, transmitter, and transmitting circuit may be used interchangeably; and the terms receiver, receiving unit, receiver, and receiving circuit may be used interchangeably.
  • the communication device 7100 further includes one or more interface circuits 7104, which are connected to the memory 7102.
  • the interface circuits 7104 may be configured to receive signals from the memory 7102 or other devices, and may be configured to send signals to the memory 7102 or other devices.
  • the interface circuits 7104 may read instructions stored in the memory 7102 and send the instructions to the processor 7101.
  • the communication device 7100 described in the above embodiment may be a network device or a terminal, but the scope of the communication device 7100 described in the present disclosure is not limited thereto, and the structure of the communication device 7100 may not be limited by FIG. 7a.
  • the communication device may be an independent device or may be part of a larger device.
  • the communication device may be: 1) an independent integrated circuit IC, or a chip, or a chip system or subsystem; (2) a collection of one or more ICs, optionally, the above IC collection may also include a storage component for storing data or programs; (3) an ASIC, such as a modem; (4) a module that can be embedded in other devices; (5) a receiver, a terminal device, an intelligent terminal device, a cellular phone, a wireless device, a handheld device, a mobile unit, an in-vehicle device, a network device, a cloud device, an artificial intelligence device, etc.; (6) others, etc.
  • FIG. 7B is a schematic diagram of the structure of a chip 7200 proposed in an embodiment of the present disclosure. If the communication device 7100 can be a chip or a chip system, please refer to the schematic diagram of the structure of the chip 7200 shown in FIG7B , but the present disclosure is not limited thereto.
  • the chip 7200 includes one or more processors 7201 , and the processor 7201 is used to call instructions so that the chip 7200 executes any of the above methods.
  • chip 7200 further includes one or more interface circuits 7202, which are connected to memory 7203.
  • Interface circuit 7202 can be used to receive signals from memory 7203 or other devices, and can be used to send signals to memory 7203 or other devices.
  • interface circuit 7202 can read instructions stored in memory 7203 and send the instructions to processor 7201.
  • the terms interface circuit, interface, transceiver pin, and transceiver are interchangeable.
  • the chip 7200 further includes one or more memories 7203 for storing instructions. Alternatively, all or part of the memories 7203 may be located outside the chip 7200.
  • the present disclosure also proposes a storage medium having instructions stored thereon.
  • the storage medium is an electronic storage medium.
  • the storage medium is a computer-readable storage medium, but is not limited thereto and may also be a storage medium readable by other devices.
  • the storage medium may be a non-transitory storage medium, but is not limited thereto and may also be a temporary storage medium.
  • the present disclosure also provides a program product, which, when executed by the communication device 7100, enables the communication device 7100 to perform any of the above methods.
  • the program product is a computer program product.
  • the present disclosure also proposes a computer program, which, when executed on a computer, causes the computer to perform any one of the above methods.
  • all or part of the embodiments can be implemented by software, hardware, firmware or any combination thereof.
  • all or part of the embodiments can be implemented in the form of a computer program product.
  • the computer program product includes one or more computer programs.
  • the computer program When the computer program is loaded and executed on a computer, the process or function described in the embodiment of the present disclosure is generated in whole or in part.
  • the computer can be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer program can be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium.
  • the computer program can be transmitted from one website, computer, server or data center to another website, computer, server or data center by wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means.
  • the computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server or data center that includes one or more available media integrated.
  • the available medium may be a magnetic medium (e.g., a floppy disk, a hard disk, a magnetic tape), an optical medium (e.g., a high-density digital video disc (DVD)), or a semiconductor medium (e.g., a solid state disk (SSD)), etc.

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Abstract

La présente divulgation concerne un procédé, un appareil et un dispositif de communication, et un support de stockage. Le procédé comprend les étapes suivantes : réception d'informations de configuration envoyées par un dispositif de réseau, les informations de configuration étant configurées pour configurer au moins un premier ensemble de ressources et/ou au moins un second ensemble de ressources, une ou plusieurs ressources dans le premier ensemble de ressources étant utilisées pour une transmission multiplexée par code de couverture orthogonal (OCC) d'un canal d'accès aléatoire physique à bande étroite (NPRACH), et une ou plusieurs ressources dans le second ensemble de ressources étant utilisées pour une transmission multiplexée non OCC du NPRACH ; détermination d'une première ressource à partir du premier ensemble de ressources et/ou du second ensemble de ressources ; et transmission du NPRACH sur la base de la première ressource. Le procédé de la présente divulgation met en œuvre une amélioration de capacité de liaison montante et une expansion de système, et peut prendre en charge, compte tenu des ressources temps-fréquence limitées et de la puissance de transmission limitée de terminaux, davantage de terminaux afin de mettre en œuvre une transmission de liaison montante, ce qui permet d'améliorer l'efficacité de transmission de liaison montante.
PCT/CN2024/086853 2024-04-09 2024-04-09 Procédé de communication, dispositif de communication, système de communication et support de stockage Pending WO2025213365A1 (fr)

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Citations (5)

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WO2019061319A1 (fr) * 2017-09-29 2019-04-04 Qualcomm Incorporated Amélioration de capacité de canal d'accès aléatoire physique à bande étroite
US20190159257A1 (en) * 2017-11-17 2019-05-23 Qualcomm Incorporated Physical layer enhancements for early data transmission
US20200015285A1 (en) * 2017-03-22 2020-01-09 Lg Electronics Inc. Method for transmitting and receiving random access preamble in wireless communication system and apparatus therefor
US20200100271A1 (en) * 2017-03-24 2020-03-26 Zte Corporation Information sending method and apparatus, terminal and storage medium
WO2020063596A1 (fr) * 2018-09-27 2020-04-02 华为技术有限公司 Procédé et dispositif de communication

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200015285A1 (en) * 2017-03-22 2020-01-09 Lg Electronics Inc. Method for transmitting and receiving random access preamble in wireless communication system and apparatus therefor
US20200100271A1 (en) * 2017-03-24 2020-03-26 Zte Corporation Information sending method and apparatus, terminal and storage medium
WO2019061319A1 (fr) * 2017-09-29 2019-04-04 Qualcomm Incorporated Amélioration de capacité de canal d'accès aléatoire physique à bande étroite
US20190159257A1 (en) * 2017-11-17 2019-05-23 Qualcomm Incorporated Physical layer enhancements for early data transmission
WO2020063596A1 (fr) * 2018-09-27 2020-04-02 华为技术有限公司 Procédé et dispositif de communication

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