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WO2023131067A1 - Appareil et procédé de configuration de ressources de domaine fréquentiel, ainsi que dispositif de communication - Google Patents

Appareil et procédé de configuration de ressources de domaine fréquentiel, ainsi que dispositif de communication Download PDF

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Publication number
WO2023131067A1
WO2023131067A1 PCT/CN2022/143834 CN2022143834W WO2023131067A1 WO 2023131067 A1 WO2023131067 A1 WO 2023131067A1 CN 2022143834 W CN2022143834 W CN 2022143834W WO 2023131067 A1 WO2023131067 A1 WO 2023131067A1
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Prior art keywords
frequency domain
domain resource
sub
index
parameter
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English (en)
Chinese (zh)
Inventor
杨拓
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China Mobile Communications Group Co Ltd
Research Institute of China Mobile Communication Co Ltd
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China Mobile Communications Group Co Ltd
Research Institute of China Mobile Communication Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0457—Variable allocation of band or rate

Definitions

  • the present application relates to the technical field of wireless communication, and in particular to a frequency domain resource allocation method and device, and communication equipment.
  • BWP Band Width Part
  • embodiments of the present invention provide a frequency domain resource configuration method and device, communication equipment, a chip, and a computer-readable storage medium.
  • the first device receives or sends configuration information, where the configuration information is used to configure first frequency domain resources, and the first frequency domain resources are discontinuous in the frequency domain.
  • the frequency domain resource configuration device provided in the embodiment of the present application is applied to the first device, and the device includes:
  • the communication unit is configured to receive or send configuration information, where the configuration information is used to configure first frequency domain resources, and the first frequency domain resources are discontinuous in the frequency domain.
  • the communication device includes: a processor and a memory, where the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, and perform any of the above frequency domain resource configurations method.
  • the chip provided by the embodiment of the present application includes: a processor, configured to invoke and run a computer program from a memory, so that a device installed with the chip executes any one of the above methods.
  • the core computer-readable storage medium provided by the embodiment of the present application is used for storing a computer program, and the computer program causes a computer to execute any one of the above-mentioned methods.
  • the discontinuous first frequency domain resources (that is, BWP) in the frequency domain are configured through configuration information, so that the terminal can work on the discontinuous first frequency domain resources and make full use of the frequency domain resources. domain resources to improve throughput.
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application
  • Fig. 2 is a discontinuous spectrum diagram
  • FIG. 3 is a schematic diagram of frequency domain resource distribution
  • FIG. 4 is a schematic flowchart of a method for configuring frequency domain resources provided by an embodiment of the present application
  • FIG. 5 is a schematic diagram of frequency domain resource allocation in application examples 1 and 2 provided by the embodiment of the present application;
  • FIG. 6 is a schematic diagram of frequency domain resource allocation in Application Example 3 provided by the embodiment of the present application.
  • FIG. 7 is a schematic diagram of the structural composition of the frequency domain resource allocation device provided by the embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
  • a communication system 100 may include a terminal 110 and a network device 120 .
  • the network device 120 can communicate with the terminal 110 through an air interface. Multi-service transmission is supported between the terminal 110 and the network device 120 .
  • the embodiment of the present application is only described by using the communication system 100 as an example, but the embodiment of the present application is not limited thereto. That is to say, the technical solutions of the embodiments of the present application can be applied to various communication systems, such as: Long Term Evolution (Long Term Evolution, LTE) system, LTE Time Division Duplex (Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile Telecommunication System, UMTS), Internet of Things (Internet of Things, IoT) system, Narrow Band Internet of Things (NB-IoT) system, enhanced Machine-Type Communications (eMTC) system, 5G communication system (also known as New Radio (NR) communication system), or future communication systems, etc.
  • LTE Long Term Evolution
  • LTE Time Division Duplex Time Division Duplex
  • TDD Time Division Duplex
  • Universal Mobile Telecommunication System Universal Mobile Telecommunication System
  • UMTS Universal Mobile Communication System
  • Internet of Things Internet of Things
  • NB-IoT Narrow Band Internet of Things
  • eMTC enhanced Machine-Type Communications
  • the network device 120 may be an access network device that communicates with the terminal 110 .
  • the access network device can provide communication coverage for a specific geographic area, and can communicate with terminals 110 (such as UEs) located in the coverage area.
  • the network device 120 may be an evolved base station (Evolutional Node B, eNB or eNodeB) in a long-term evolution (Long Term Evolution, LTE) system, or a next-generation radio access network (Next Generation Radio Access Network, NG RAN) device, Either a base station (gNB) in the NR system, or a wireless controller in a cloud radio access network (Cloud Radio Access Network, CRAN), or the network device 120 can be a relay station, an access point, a vehicle-mounted device, a wearable Devices, hubs, switches, bridges, routers, or network devices in the future evolution of the Public Land Mobile Network (Public Land Mobile Network, PLMN), etc.
  • Evolutional Node B, eNB or eNodeB in a long-term evolution (Long Term Evolution, LTE) system
  • NG RAN next-generation radio access network
  • gNB base station
  • CRAN Cloud Radio Access Network
  • the network device 120 can be a relay station, an access point,
  • the terminal 110 may be any terminal, including but not limited to a terminal connected to the network device 120 or other terminals by wire or wirelessly.
  • the terminal 110 may refer to an access terminal, a user equipment (User Equipment, UE), a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device , User Agent, or User Device.
  • Access terminals can be cellular phones, cordless phones, Session Initiation Protocol (SIP) phones, IoT devices, satellite handheld terminals, Wireless Local Loop (WLL) stations, Personal Digital Assistant , PDA), handheld devices with wireless communication functions, computing devices or other processing devices connected to wireless modems, vehicle-mounted devices, wearable devices, terminals in 5G networks or terminals in future evolution networks, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal 110 can be used for device-to-device (Device to Device, D2D) communication.
  • D2D Device to Device
  • the wireless communication system 100 may also include a core network device 130 that communicates with the base station.
  • the core network device 130 may be a 5G core network (5G Core, 5GC) device, for example, Access and Mobility Management Function (Access and Mobility Management Function , AMF), and for example, authentication server function (Authentication Server Function, AUSF), and for example, user plane function (User Plane Function, UPF), and for example, session management function (Session Management Function, SMF).
  • the core network device 130 may also be a packet core evolution (Evolved Packet Core, EPC) device of the LTE network, for example, a data gateway (Session Management Function+Core Packet Gateway, SMF+PGW- C) equipment.
  • EPC packet core evolution
  • SMF+PGW-C can realize the functions of SMF and PGW-C at the same time.
  • the above-mentioned core network equipment may also be called by other names, or a new network entity may be formed by dividing the functions of the core network, which is not limited in this embodiment of the present application.
  • Various functional units in the communication system 100 may also establish a connection through a next generation network (next generation, NG) interface to implement communication.
  • NG next generation network
  • the terminal establishes an air interface connection with the access network device through the NR interface to transmit user plane data and control plane signaling; the terminal can establish a control plane signaling connection with the AMF through the NG interface 1 (N1 for short); the access network device
  • a next-generation wireless access base station gNB
  • UPF can establish a user plane data connection with UPF through NG interface 3 (N3 for short); an access network device can establish a control plane signaling connection with AMF through NG interface 2 (N2 for short);
  • UPF can establish a control plane signaling connection with SMF through NG interface 4 (abbreviated as N4);
  • UPF can exchange user plane data with the data network through NG interface 6 (abbreviated as N6);
  • AMF can establish with SMF through NG interface 11 (abbreviated as N11)
  • Control plane signaling connection the SMF can establish a control plane signaling connection with the PCF through the NG interface 7 (N7 for short).
  • FIG. 1 exemplarily shows a base station, a core network device, and two terminals.
  • the wireless communication system 100 may include multiple base station devices and each base station may include other numbers of terminals within the coverage area. This embodiment of the present application does not limit it.
  • FIG. 1 is only an illustration of a system applicable to this application, and of course, the method shown in the embodiment of this application may also be applicable to other systems.
  • system and “network” are often used interchangeably herein.
  • the term “and/or” in this article is just an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B can mean: A exists alone, A and B exist simultaneously, and there exists alone B these three situations.
  • the character "/" in this article generally indicates that the contextual objects are an "or” relationship.
  • the "indication” mentioned in the embodiments of the present application may be a direct indication, may also be an indirect indication, and may also mean that there is an association relationship.
  • A indicates B, which can mean that A directly indicates B, for example, B can be obtained through A; it can also indicate that A indirectly indicates B, for example, A indicates C, and B can be obtained through C; it can also indicate that there is an association between A and B relation.
  • the "correspondence” mentioned in the embodiments of the present application may mean that there is a direct correspondence or an indirect correspondence between the two, or that there is an association between the two, or that it indicates and is indicated. , configuration and configured relationship.
  • predefined or “predefined rules” mentioned in the embodiments of this application can be used to indicate related information, and this application does not limit its specific implementation. For example, pre-defined may refer to defined in the protocol.
  • the "protocol” may refer to a standard protocol in the communication field, for example, it may include the LTE protocol, the NR protocol, and related protocols applied to future communication systems, and this application does not limit this .
  • the terminal can only support one active BWP in one carrier, and only supports continuous BWP configuration, that is, the frequency domain resources for configuring BWP are continuous.
  • the configuration of the frequency domain resource location of the physical channel and the physical signal is configured or indicated with reference to the continuous frequency domain resource of the BWP where it is located.
  • the physical channel includes, for example: Physical Downlink Shared Channel (PDSCH) , Physical Downlink Control Channel (PDCCH), Physical Uplink Control Channel (PUCCH), Physical Uplink Shared Channel (PUSCH), etc.
  • Physical signals include, for example, channel state information reference Signal (Channel State Information-Reference Signal, CSI-RS), Sounding Reference Signal (Sounding Reference Signal, SRS), etc.
  • NR has many discontinuous small-bandwidth spectrums, as shown in Figure 2.
  • the terminal can only perform carrier aggregation on these carriers, but a transport block (Transport Block, TB) is still only Can be transmitted within a carrier. Since the bandwidth of each carrier is very small, it cannot support a larger TB capacity (TB size).
  • TB size TB capacity
  • the base station can only split it into multiple small TBs for transmission, which requires multiple PDCCHs to schedule the multiple small TBs respectively.
  • the bandwidth of each carrier is very small, it cannot support a PDCCH of a larger aggregation level.
  • uplink (UL) frequency domain resources can be added between the downlink (DL) frequency domain resources of the time division duplex frequency band (TDD band) to improve the uplink throughput of the TDD band , and reduce the uplink delay.
  • TDD band time division duplex frequency band
  • the terminal can only support BWPs of continuous frequency domain resources, then more than two BWPs must be configured for the terminal, but the terminal can only work on one BWP at a time, which will also cause the terminal to fail to fully
  • the use of frequency domain resources results in a decrease in throughput.
  • the technical solution of the embodiment of the present application proposes a method for configuring frequency domain resources to implement configuring a frequency domain resource that is discontinuous in the frequency domain (that is, BWP of discontinuous resources).
  • a discontinuous downlink BWP is configured for the terminal.
  • scattered spectrum resources may be configured as a BWP.
  • Fig. 4 is a schematic flowchart of a method for configuring frequency domain resources provided by an embodiment of the present application. As shown in Fig. 4, the method for configuring frequency domain resources includes:
  • Step 401 The first device receives or sends configuration information, where the configuration information is used to configure first frequency domain resources, and the first frequency domain resources are discontinuous in the frequency domain.
  • the first device is a terminal, and correspondingly, the terminal receives the configuration information sent by the network device.
  • the network device may be a base station.
  • the first device is a network device, and correspondingly, the network device sends configuration information to the terminal.
  • the network device may be a base station.
  • the network device configures a frequency domain resource (referred to as a first frequency domain resource) for the terminal through signaling, and the first frequency domain resource is a frequency domain resource of the BWP.
  • the first frequency domain resources are discontinuous in the frequency domain.
  • the description of "the first frequency domain resource” in the embodiment of the present application may also be replaced with "BWP”.
  • the configuration information is used to indicate the start and size of at least one sub-part of frequency domain resources in the first frequency domain resources.
  • the start of the sub-part frequency-domain resource refers to a common resource block (Common Resource Block, CRB) 0.
  • CRB Common Resource Block
  • the start of the sub-part frequency domain resource may also be characterized as the common resource block where the start position of the sub-part frequency domain resource is located with reference to the common resource block CRB 0, and the size of the sub-part resource may be represented as the number of consecutive RBs .
  • the start of the frequency domain resource of the sub-part is passed through the first parameter Characterization, there is an association relationship between the first parameter and the second parameter (RB start, i ), the second parameter represents a resource block offset value, wherein the association relationship is determined based on the third parameter, and the first The three parameters represent the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • I+1 sub-part frequency domain resources may be determined through the configuration information, and the I+1 sub-part frequency domain resources constitute the first frequency domain resource.
  • the start of the i-th sub-part frequency domain resource is passed through the first parameter
  • the start of the i-th sub-part frequency domain resources is reference CRB 0.
  • O carrier represents the third parameter, that is, the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • RB start, i represents the second parameter, that is, the resource block offset value.
  • the configuration information includes first information and second information; wherein, the first information is used to indicate the value of the first parameter or the value of the second parameter; the first The second information is used to indicate the size of the sub-part of frequency domain resources or the number of RBs. Further, the configuration information further includes third information, where the third information is used to indicate the value of the third parameter.
  • the PRB index (n PRB ) of the first frequency domain resource ranges from 0 to in, Determine based on the size or the number of RBs of each sub-part of frequency domain resources in the first frequency domain resources.
  • the first frequency domain resource includes I+1 sub-partial frequency domain resources, i represents the ith sub-partial frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 and less than an integer equal to I;
  • the PRB index of the frequency domain resource of the i-th subpart is 0 to L RB, i -1;
  • the PRB index of the i-th sub-part frequency domain resource is arrive
  • L RB,i represents the size of frequency domain resources or the number of RBs of the i-th subpart.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with the start and/or size of the sub-part of frequency domain resources.
  • the first frequency domain resource includes I+1 sub-part frequency domain resources, i represents the i-th sub-part frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 And be less than or equal to the integer of 1;
  • mapping relationship between the PRB index and the CRB index is the same as association, Represents the beginning of the frequency domain resource of the i-th subsection configured by the first configuration information;
  • the mapping relationship between PRB index and CRB index is the same as Associated with L RB,i , Represents the starting common resource block of the frequency-domain resource of the i-th sub-part configured by the first configuration information, L RB, and i represents the size or number of RBs of the frequency-domain resource of the i-th sub-part.
  • mapping relationship between PRB index and CRB index is:
  • n CRB represents a CRB index
  • n PRB represents a PRB index
  • the configuration information is used to indicate the start and size of at least one sub-part of frequency domain resources in the first frequency domain resources.
  • the start of the sub-part of frequency-domain resources may also be characterized as the common resource block where the start position of the sub-part of frequency-domain resources is located, and the size of the sub-part of resources may be represented by the number of consecutive RBs.
  • the first frequency domain resource includes I+1 sub-part frequency domain resources, i represents the i-th sub-part frequency domain resource in the first frequency domain resource, and i is an integer greater than or equal to 0 and less than or equal to 1 ;
  • the start of the frequency domain resource of the sub-part is reference CRB 0;
  • the start of the frequency-domain resource of the sub-part refers to the highest resource block of the frequency-domain resource of the previous sub-part.
  • the start of the sub-frequency domain resource is passed by the first parameter Characterization, there is an association relationship between the first parameter and the second parameter (RB start, i ), the second parameter represents a resource block offset value, wherein the association relationship is determined based on the third parameter, and the first The three parameters represent the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • the start of the sub-part frequency domain resource is characterized by a first parameter, and the first parameter and the second parameter There is an association relationship between them, and the second parameter represents a resource block offset value, wherein the association relationship is that the first parameter is equal to the second parameter.
  • I+1 sub-part frequency domain resources may be determined through the configuration information, and the I+1 sub-part frequency domain resources constitute the first frequency domain resource.
  • the start of the i-th sub-part frequency domain resource is passed through the first parameter
  • O carrier represents the third parameter, that is, the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • RB start, i represents the second parameter, that is, the resource block offset value.
  • the beginning of the i (i>0) sub-part frequency domain resources is the highest resource block that references the frequency-domain resources of the previous subsection.
  • RB start, i represents the second parameter, that is, the resource block offset value.
  • the configuration information includes first information and second information; wherein, the first information is used to indicate the value of the first parameter or the value of the second parameter; the first The second information is used to indicate the size of the sub-part of frequency domain resources or the number of RBs. Further, the configuration information further includes third information, where the third information is used to indicate the value of the third parameter.
  • the PRB index (n PRB ) of the first frequency domain resource ranges from 0 to in, Determine based on the size or the number of RBs of each sub-part of frequency domain resources in the first frequency domain resources.
  • the first frequency domain resource includes I+1 sub-partial frequency domain resources, i represents the ith sub-partial frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 and less than an integer equal to I;
  • the PRB index of the frequency domain resource of the i-th subpart is 0 to L RB, i -1;
  • the PRB index of the i-th sub-part frequency domain resource is arrive
  • L RB,i represents the size of frequency domain resources or the number of RBs of the i-th subpart.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with the start of the sub-part of frequency domain resources.
  • the mapping relationship between the PRB index and the CRB index is the same as association, Represents the start of the i-th subpart of frequency domain resources configured by the first configuration information.
  • mapping relationship between PRB index and CRB index is:
  • n CRB represents a CRB index
  • n PRB represents a PRB index
  • the configuration information is used to configure the first start and the first size; wherein, the configuration information is also used to configure unavailable RBs, and the unavailable RBs are located at the first start and the first size. Inside the frequency domain resource determined by the first size.
  • the size of the first frequency domain resource is determined based on the first size and the number of unavailable RBs.
  • the PRB index of the first frequency domain resource is 0 to the first size-1.
  • the virtual resource block (Virtual Resource Block, VRB) index of the first frequency domain resource is 0 to represents the size of the first frequency domain resource.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with a first start configured in the first configuration information.
  • the mapping relationship between the PRB index and the CRB index in the first frequency domain resource is the same as association, Represents the first start of the first configuration information configuration.
  • mapping relationship between PRB index and CRB index is: Wherein, n CRB represents a CRB index, and n PRB represents a PRB index.
  • mapping relationship between the PRB index and the VRB index in the first frequency domain resource, wherein the mapping relationship is: the VRB index is in ascending order, and the PRB index After removing a part of the PRB index, the remaining PRB indexes are mapped one by one in ascending order, wherein the removed part of the PRB index is the PRB index corresponding to the unavailable RB.
  • the start of the i-th sub-part frequency domain resources Is the reference CRB 0 that is, the start of the i-th sub-part frequency domain resources is the common resource block where the frequency domain resource of the i th subpart is equivalent to the starting position of CRB 0.
  • O carrier represents the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier where the BWP is located
  • RB start, i represents the resource block offset value.
  • the network side configures the frequency domain resources of each sub-part for the terminal or RB start,i . Further, the network side configures O carrier for the terminal, where O carrier is the same for all frequency domain resources of the sub-parts.
  • mapping relationship between the PRB index (n PRB ) and the CRB index (n CRB ) in the frequency domain resource (BWP) is:
  • the mapping relationship between the PRB index and the CRB index can also be seen from FIG. 5 , which satisfies the mapping relationship described in the above formula.
  • the beginning of the i (i>0) sub-part frequency domain resources Refers to the highest resource block of the frequency domain resource of the previous sub-part, and represents the offset value or distance between the lowest RB of the frequency domain resource of the i-th sub-part and the highest RB of the frequency-domain resource of the i-1 sub-part. For example,
  • the network side configures the frequency domain resources of each sub-part for the terminal or RB start,i . Further, the network side configures O carrier for the terminal.
  • mapping relationship between the PRB index (n PRB ) and the CRB index (n CRB ) in the frequency domain resource (BWP) is:
  • the mapping relationship between the PRB index and the CRB index can also be seen from FIG. 5 , which satisfies the mapping relationship described in the above formula.
  • the network side configures the first starting point and the first size for the terminal
  • the network side also configures RB indexes or RB positions not used for BWP for the terminal (that is, configuring unavailable RBs).
  • the RB index or RB position is located inside the frequency domain resource determined by the first start and the first size.
  • the size of the frequency domain resource (BWP) equal to the first size minus the number of unavailable RBs.
  • the VRB index (n VRB ) in the frequency domain resource (BWP) ranges from 0 to
  • the PRB index (n PRB ) in the frequency domain resource (BWP) is from 0 to the first size -1.
  • mapping relationship between the PRB index (n PRB ) and the VRB index (n VRB ) in the frequency domain resource (BWP) is: the VRB index starts from 0 in order, and the unavailable RB index is skipped Or the RB position, and the PRB index are mapped one-to-one in the same order.
  • the discontinuous BWP is designed to realize sub-band full-duplex frequency domain resource allocation and frequency domain resource allocation of multiple discontinuous small-bandwidth spectrum resources.
  • the mapping relationship between the PRB index and the CRB index in the BWP, and the mapping relationship between the PRB index and the VRB index are designed, so that the existing RB mapping relationship and configuration scheme of all physical layer channels/signals can be realized. There are transmissions of physical channels/signals on non-contiguous BWPs.
  • Fig. 7 is a schematic diagram of the structural composition of the frequency domain resource configuration device provided by the embodiment of the present application, which is applied to the first device.
  • the frequency domain resource configuration device includes:
  • the communication unit 701 is configured to receive or send configuration information, where the configuration information is used to configure first frequency domain resources, and the first frequency domain resources are discontinuous in the frequency domain.
  • the first device is a terminal, and correspondingly, the communication unit 701 receives configuration information sent by a network device.
  • the network device may be a base station.
  • the first device is a network device, and correspondingly, the communication unit 701 sends configuration information to the terminal.
  • the network device may be a base station.
  • the configuration information is used to indicate the start and size of at least one sub-part of frequency domain resources in the first frequency domain resources.
  • the start of the subpart frequency domain resource is reference CRB 0.
  • the start of the frequency domain resource of the sub-part is passed through the first parameter Characterization, there is an association relationship between the first parameter and the second parameter (RB start, i ), the second parameter represents a resource block offset value, wherein the association relationship is determined based on the third parameter, and the first The three parameters represent the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • the configuration information includes first information and second information; wherein, the first information is used to indicate the value of the first parameter or the value of the second parameter; the first The second information is used to indicate the size of the sub-part of frequency domain resources or the number of RBs. Further, the configuration information also includes third information, and the third information is used to indicate the value of the third parameter.
  • the PRB index (n PRB ) of the first frequency domain resource ranges from 0 to in, Determine based on the size or the number of RBs of each sub-part of frequency domain resources in the first frequency domain resources.
  • the first frequency domain resource includes I+1 sub-partial frequency domain resources, i represents the ith sub-partial frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 and less than an integer equal to I;
  • the PRB index of the frequency domain resource of the i-th subpart is 0 to L RB, i -1;
  • the PRB index of the i-th sub-part frequency domain resource is arrive
  • L RB,i represents the size of frequency domain resources or the number of RBs of the i-th subpart.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with the start and/or size of the sub-part of frequency domain resources.
  • the first frequency domain resource includes I+1 sub-part frequency domain resources, i represents the i-th sub-part frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 And be less than or equal to the integer of 1;
  • mapping relationship between the PRB index and the CRB index is the same as association, Represents the beginning of the frequency domain resource of the i-th subsection configured by the first configuration information;
  • the mapping relationship between PRB index and CRB index is the same as Associated with L RB,i , Represents the starting common resource block of the frequency-domain resource of the i-th sub-part configured by the first configuration information, L RB, and i represents the size or number of RBs of the frequency-domain resource of the i-th sub-part.
  • mapping relationship between PRB index and CRB index is:
  • n CRB represents a CRB index
  • n PRB represents a PRB index
  • the configuration information is used to indicate the start and size of at least one sub-part of frequency domain resources in the first frequency domain resources.
  • the first frequency domain resource includes I+1 sub-part frequency domain resources, i represents the i-th sub-part frequency domain resource in the first frequency domain resource, and i is an integer greater than or equal to 0 and less than or equal to 1 ;
  • the start of the frequency domain resource of the sub-part is reference CRB 0;
  • the start of the frequency-domain resource of the sub-part refers to the highest resource block of the frequency-domain resource of the previous sub-part.
  • the start of the sub-frequency domain resource is passed by the first parameter Characterization, there is an association relationship between the first parameter and the second parameter (RB start, i ), the second parameter represents a resource block offset value, wherein the association relationship is determined based on the third parameter, and the first The three parameters represent the offset value between the lowest subcarrier of CRB 0 and the lowest subcarrier of the carrier.
  • the start of the sub-part frequency domain resource is characterized by a first parameter, and the first parameter and the second parameter There is an association relationship between them, and the second parameter represents a resource block offset value, wherein the association relationship is that the first parameter is equal to the second parameter.
  • the configuration information includes first information and second information; wherein, the first information is used to indicate the value of the first parameter or the value of the second parameter; the first The second information is used to indicate the size of the sub-part of frequency domain resources or the number of RBs. Further, the configuration information further includes third information, where the third information is used to indicate the value of the third parameter.
  • the PRB index (n PRB ) of the first frequency domain resource ranges from 0 to in, Determine based on the size or the number of RBs of each sub-part of frequency domain resources in the first frequency domain resources.
  • the first frequency domain resource includes I+1 sub-partial frequency domain resources, i represents the ith sub-partial frequency domain resource in the first frequency domain resource, and i is greater than or equal to 0 and less than an integer equal to I;
  • the PRB index of the frequency domain resource of the i-th subpart is 0 to L RB, i -1;
  • the PRB index of the i-th sub-part frequency domain resource is arrive
  • L RB,i represents the size of frequency domain resources or the number of RBs of the i-th subpart.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with the start of the sub-part of frequency domain resources.
  • the mapping relationship between the PRB index and the CRB index is the same as association, Represents the start of the i-th subpart of frequency domain resources configured by the first configuration information.
  • mapping relationship between PRB index and CRB index is:
  • n CRB represents a CRB index
  • n PRB represents a PRB index
  • the configuration information is used to configure the first start and the first size; wherein, the configuration information is also used to configure unavailable RBs, and the unavailable RBs are located at the first start and the first size. Inside the frequency domain resource determined by the first size.
  • the size of the first frequency domain resource is determined based on the first size and the number of unavailable RBs.
  • the PRB index of the first frequency domain resource is 0 to the first size-1.
  • the VRB index of the first frequency domain resource ranges from 0 to represents the size of the first frequency domain resource.
  • mapping relationship between the PRB index and the CRB index in the first frequency domain resource, where the mapping relationship is associated with a first start configured in the first configuration information.
  • the mapping relationship between the PRB index and the CRB index in the first frequency domain resource is the same as association, Represents the first start of the first configuration information configuration.
  • mapping relationship between the PRB index and the VRB index in the first frequency domain resource, wherein the mapping relationship is: the VRB index is in ascending order, and the PRB index After removing a part of the PRB index, the remaining PRB indexes are mapped one by one in ascending order, wherein the removed part of the PRB index is the PRB index corresponding to the unavailable RB.
  • each unit in the device for configuring frequency domain resources shown in FIG. 7 can be understood with reference to the relevant descriptions of the aforementioned methods.
  • the functions of each unit in the device for configuring frequency domain resources shown in FIG. 7 can be realized by a program running on a processor, or by a specific logic circuit.
  • FIG. 8 is a schematic structural diagram of a communication device 800 provided by an embodiment of the present application.
  • the communication device may be a terminal or a network device.
  • the communication device 800 shown in FIG. 8 includes a processor 810, and the processor 810 may call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
  • the communication device 800 may further include a memory 820 .
  • the processor 810 can call and run a computer program from the memory 820, so as to implement the method in the embodiment of the present application.
  • the memory 820 may be an independent device independent of the processor 810 , or may be integrated in the processor 810 .
  • the communication device 800 may further include a transceiver 830, and the processor 810 may control the transceiver 830 to communicate with other devices, specifically, to send information or data to other devices, or receive other Information or data sent by the device.
  • the processor 810 may control the transceiver 830 to communicate with other devices, specifically, to send information or data to other devices, or receive other Information or data sent by the device.
  • the transceiver 830 may include a transmitter and a receiver.
  • the transceiver 830 may further include antennas, and the number of antennas may be one or more.
  • the communication device 800 may specifically be the network device of the embodiment of the present application, and the communication device 800 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application. For the sake of brevity, details are not repeated here. .
  • the communication device 800 may specifically be the mobile terminal/terminal of the embodiment of the present application, and the communication device 800 may implement the corresponding processes implemented by the mobile terminal/terminal in each method of the embodiment of the present application. For brevity, in This will not be repeated here.
  • FIG. 9 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 900 shown in FIG. 9 includes a processor 910, and the processor 910 can call and run a computer program from a memory, so as to implement the method in the embodiment of the present application.
  • the chip 900 may further include a memory 920 .
  • the processor 910 can invoke and run a computer program from the memory 920, so as to implement the method in the embodiment of the present application.
  • the memory 920 may be an independent device independent of the processor 910 , or may be integrated in the processor 910 .
  • the chip 900 may also include an input interface 930 .
  • the processor 910 can control the input interface 930 to communicate with other devices or chips, specifically, can obtain information or data sent by other devices or chips.
  • the chip 900 may also include an output interface 940 .
  • the processor 910 can control the output interface 940 to communicate with other devices or chips, specifically, can output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in the methods of the embodiment of the present application.
  • the chip can implement the corresponding processes implemented by the network device in the methods of the embodiment of the present application.
  • the chip can be applied to the mobile terminal/terminal in the embodiments of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal in the various methods of the embodiments of the present application. For the sake of brevity, no more repeat.
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the processor in the embodiment of the present application may be an integrated circuit chip, which has a signal processing capability.
  • each step of the above-mentioned method embodiments may be completed by an integrated logic circuit of hardware in a processor or instructions in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application-specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available Program logic devices, discrete gate or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or the like.
  • the steps of the method disclosed in connection with the embodiments of the present application may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, register.
  • the storage medium is located in the memory, and the processor reads the information in the memory, and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be a volatile memory or a nonvolatile memory, or may include both volatile and nonvolatile memories.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically programmable Erase Programmable Read-Only Memory (Electrically EPROM, EEPROM) or Flash.
  • the volatile memory can be Random Access Memory (RAM), which acts as external cache memory.
  • RAM Static Random Access Memory
  • SRAM Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • Synchronous Dynamic Random Access Memory Synchronous Dynamic Random Access Memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM, DDR SDRAM enhanced synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM synchronous connection dynamic random access memory
  • Synchlink DRAM, SLDRAM Direct Memory Bus Random Access Memory
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM), etc. That is, the memory in the embodiments of the present application is intended to include, but not be limited to, these and any other suitable types of memory.
  • the embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the network device in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the network device in the methods of the embodiments of the present application.
  • the computer program enables the computer to execute the corresponding processes implemented by the network device in the methods of the embodiments of the present application.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program enables the computer to execute the corresponding processes implemented by the mobile terminal/terminal in the methods of the embodiments of the present application, for It is concise and will not be repeated here.
  • the embodiment of the present application also provides a computer program product, including computer program instructions.
  • the computer program product may be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the Let me repeat for the sake of brevity, the Let me repeat.
  • the computer program product can be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal in the methods of the embodiments of the present application.
  • the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal in the methods of the embodiments of the present application.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program executes the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program executes the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program can be applied to the mobile terminal/terminal in the embodiments of the present application.
  • the computer program executes the corresponding functions implemented by the mobile terminal/terminal in the methods of the embodiments of the present application. For the sake of brevity, the process will not be repeated here.
  • the disclosed systems, devices and methods can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components can be combined or May be integrated into another system, or some features may be ignored, or not implemented.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.
  • the functions described above are realized in the form of software function units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or the part that contributes to the prior art or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disk or optical disc, etc., which can store program codes. .

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

La présente demande divulgue un procédé et un appareil de configuration de ressources de domaine fréquentiel, ainsi qu'un dispositif de communication. Le procédé consiste à : recevoir ou envoyer, par un premier dispositif, des informations de configuration, les informations de configuration servant à configurer une première ressource de domaine fréquentiel, et la première ressource de domaine fréquentiel étant discontinue dans un domaine fréquentiel.
PCT/CN2022/143834 2022-01-04 2022-12-30 Appareil et procédé de configuration de ressources de domaine fréquentiel, ainsi que dispositif de communication Ceased WO2023131067A1 (fr)

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