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WO2023040582A1 - Procédé d'indication dynamique d'un intervalle de temps ecp, station de base et support de stockage - Google Patents

Procédé d'indication dynamique d'un intervalle de temps ecp, station de base et support de stockage Download PDF

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Publication number
WO2023040582A1
WO2023040582A1 PCT/CN2022/113693 CN2022113693W WO2023040582A1 WO 2023040582 A1 WO2023040582 A1 WO 2023040582A1 CN 2022113693 W CN2022113693 W CN 2022113693W WO 2023040582 A1 WO2023040582 A1 WO 2023040582A1
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WIPO (PCT)
Prior art keywords
ecp
information
time slot
symbol
dci
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PCT/CN2022/113693
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English (en)
Chinese (zh)
Inventor
王俊伟
高雪娟
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Datang Mobile Communications Equipment Co Ltd
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Datang Mobile Communications Equipment Co Ltd
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Publication of WO2023040582A1 publication Critical patent/WO2023040582A1/fr
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    • 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
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling

Definitions

  • the invention relates to the communication field, in particular to a method for dynamically indicating an ECP time slot, a base station and a storage medium.
  • a single frequency network (single frequency network, SFN) is usually used to improve the transmission efficiency of broadcast and multicast services.
  • Cyclic prefix Cyclic prefix
  • CP Cyclic prefix
  • the types include extended CP (Extend Cyclic prefix, ECP) and normal CP (Normal Cyclic Prefix, NCP).
  • ECP Extend Cyclic prefix
  • NCP Normal Cyclic Prefix
  • the time domain length of ECP is greater than that of NCP.
  • the time slot or symbol of ECP is usually called ECP time slot.
  • the slots or symbols of the NCP are commonly referred to as NCP slots.
  • the ECP time slot is called a multicast/multicast single frequency network transmission area (Multimedia Broadcast multicast service Single Frequency Network Transmission area, MBSFN) subframe .
  • MBSFN Multimedia Broadcast multicast service Single Frequency Network Transmission area
  • the MBSFN subframe configured by a system broadcast message is used. This configuration method is a semi-static configuration, and the configuration of the MBSFN subframe is indicated in units of 10 ms (1 radio frame).
  • New Radio, NR New Radio
  • BWP Bandwidth Part
  • the present invention provides a method for dynamically indicating an ECP time slot, a base station and a storage medium to solve the above-mentioned technical problems existing in the prior art.
  • the technical solution of a method for dynamically indicating the ECP time slot is as follows:
  • the base station generates dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • the base station sends the dynamic signaling to the terminal.
  • the dynamic signaling includes the DCI
  • the base station generates dynamic signaling that dynamically indicates the ECP time slot, including:
  • a possible implementation manner, generating DCI directly indicating the PDSCH where the ECP time slot is located includes:
  • the base station indicates the ECP time slot in a preset indication field of the DCI; wherein, the preset indication field occupies 1 bit.
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • generating the DCI indirectly indicating the ECP time slot includes:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the inclusion relationship is used to indicate scheduling ECP symbols or NCP symbols;
  • a possible implementation manner, generating DCI directly indicating the PDSCH where the ECP time slot is located includes:
  • the base station adds a CP type symbol indicating a scheduling symbol to the TDRA table configuration item; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • the base station determines the corresponding index from the TDRA table according to the start and end positions of the time slot where the PDSCH is located;
  • the base station indicates the index in the TDRA indication field of the DCI.
  • the base station generates dynamic signaling that dynamically indicates the ECP time slot, including:
  • the base station adds information related to the ECP symbol in the slot format table
  • the base station generates the SFI of the ECP time slot based on the time slot format table
  • the SFI is carried in the DCI to obtain the dynamic instruction.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • a possible implementation manner, carrying the SFI in the DCI, and after obtaining the dynamic instruction further includes:
  • the base station scrambles the DCI with a specified identifier; wherein the specified identifier is used to scramble the DCI indicating the ECP time slot;
  • the base station sends the scrambled DCI to the terminal.
  • an embodiment of the present invention provides a method for dynamically indicating an ECP time slot, including:
  • the terminal receives dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • the terminal obtains time domain resource information corresponding to the ECP time slot from the dynamic signaling.
  • the dynamic signaling includes the DCI
  • the terminal obtains time domain resource information corresponding to the ECP time slot from the dynamic signaling, including:
  • the terminal obtains the time domain resource information corresponding to the ECP time slot from the DCI directly indicating the PDSCH where the ECP time slot is located;
  • the terminal obtains the time domain resource information corresponding to the ECP time slot from the DCI indirectly indicating the ECP time slot.
  • the terminal acquires the time domain resource information corresponding to the ECP time slot from the DCI indirectly indicating the ECP time slot, including:
  • the terminal reads the MCS index, and if the MCS index is smaller than the MCS threshold, obtains the time domain resource corresponding to the ECP time slot; wherein, the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot;
  • the terminal acquires the time domain resource corresponding to the ECP time slot based on the inclusion relationship between the preset frequency domain resource block and the frequency domain resource range indicated by the FDRA information;
  • the terminal acquires the time-domain resource corresponding to the ECP time slot based on the size relationship between the preset frequency threshold and the end frequency-domain position of the frequency-domain resource range indicated by the FDRA information.
  • the terminal obtains the time domain resource corresponding to the ECP time slot from the DCI directly indicating the PDSCH where the ECP time slot is located, including:
  • the terminal acquires the time domain resource information corresponding to the ECP time slot from the preset indication field of the DCI; wherein the preset indication field occupies 1 bit.
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the terminal obtains the time domain resource corresponding to the ECP time slot from the DCI directly indicating the PDSCH where the ECP time slot is located, including:
  • the time-domain resource information is determined based on the TDRA index and the corresponding TDRA table.
  • determining the time domain resource information based on the TDRA index and the corresponding TDRA table includes:
  • the TDRA table uses ECP symbols as time units, determine the time domain resource information according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table;
  • the TDRA table uses the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and use the NCP symbol as the time unit from the TDRA table, and store the second SLIV information It is converted into third SLIV information with ECP symbols as time units, and the time domain resource information is determined according to the third SLIV information.
  • converting the second SLIV information using NCP symbols as a time unit into the third SLIV information using ECP symbols as a time unit includes:
  • the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • a possible implementation manner, converting the second SLIV information into third SLIV information with ECP symbols as time units includes:
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is The symbol length of the NCP
  • ECP_duration is the symbol length of the ECP
  • delta is the CP increment
  • ceil() is a function of rounding up
  • floor() is a function of rounding down.
  • converting the second SLIV information into third SLIV information with ECP symbols as time units includes at least one of the following steps:
  • start symbol of the second SLIV information When the start symbol of the second SLIV information is less than or equal to 6, use the start symbol of the second SLIV information as the start symbol of the third SLIV information;
  • the start symbol of the second SLIV information is greater than or equal to 7, the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information;
  • the difference between the length of the second SLIV information and 2 is used as the length of the third SLIV information.
  • the dynamic instruction includes SFI in the DCI
  • the terminal receives dynamic signaling that dynamically indicates the ECP time slot, including:
  • the terminal acquires the indication information of the time slot format from the SFI; wherein the indication information of the time slot format is generated according to the time slot format table of the time slot format including the ECP symbol.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the terminal before the terminal obtains the indication information of the time slot format from the SFI, it further includes:
  • the terminal uses a designated identification number to detect DCI; wherein the designated identification number is used to scramble the DCI indicating the ECP time slot;
  • the embodiment of the present invention also provides a base station, including a memory, a transceiver, and a processor:
  • the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the processor; the processor is used to read the computer programs in the memory and perform the following operations:
  • the dynamic signaling includes the DCI, and the processor is further configured to:
  • the processor is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the processor is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the inclusion relationship is used to indicate scheduling ECP symbols or NCP symbols;
  • the processor is further configured to:
  • CP type symbol indicating a scheduling symbol in the configuration item of the TDRA table; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • the index is indicated in the TDRA indication field of the DCI.
  • the processor is further configured to:
  • the SFI is carried in the DCI to obtain the dynamic instruction.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the processor is further configured to:
  • an embodiment of the present invention provides a terminal, including a memory, a transceiver, and a processor:
  • the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the processor; the processor is used to read the computer programs in the memory and perform the following operations:
  • Receive dynamic signaling that dynamically indicates an ECP time slot; wherein the ECP time slot includes at least one ECP symbol;
  • the dynamic signaling includes DCI
  • the processor is further configured to:
  • the processor is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the time domain resource corresponding to the ECP time slot is acquired.
  • the processor is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the processor is further configured to:
  • the time-domain resource information is determined based on the TDRA index and the corresponding TDRA table.
  • the processor is further configured to:
  • the TDRA table uses ECP symbols as time units, determine the time domain resource information according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table;
  • the TDRA table uses the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and use the NCP symbol as the time unit from the TDRA table, and store the second SLIV information It is converted into third SLIV information with ECP symbols as time units, and the time domain resource information is determined according to the third SLIV information.
  • the processor is further configured to:
  • the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • the processor is further configured to:
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is The symbol length of the NCP
  • ECP_duration is the symbol length of the ECP
  • delta is the CP increment
  • ceil() is a function of rounding up
  • floor() is a function of rounding down.
  • the processor is further configured to:
  • start symbol of the second SLIV information When the start symbol of the second SLIV information is less than or equal to 6, use the start symbol of the second SLIV information as the start symbol of the third SLIV information;
  • the start symbol of the second SLIV information is greater than or equal to 7, the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information;
  • the difference between the length of the second SLIV information and 2 is used as the length of the third SLIV information.
  • the dynamic signaling includes SFI in DCI
  • the processor is further configured to:
  • the indication information of the slot format is acquired from the SFI; wherein, the indication information of the slot format is generated according to a slot format table including the slot format of the ECP symbol.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the processor is further configured to:
  • the DCI Before obtaining the indication information of the time slot format from the SFI, detect the DCI with a designated identification number; wherein, the designated identification number is used to scramble the DCI indicating the ECP time slot;
  • the embodiment of the present invention further provides a base station, including:
  • a generating unit configured to generate dynamic signaling for dynamically indicating an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • a sending unit configured to send the dynamic signaling to the terminal.
  • the dynamic signaling includes the DCI
  • the generating unit is further configured to:
  • the generating unit is also used for:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the generating unit is also used for:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the inclusion relationship is used to indicate scheduling ECP symbols or NCP symbols;
  • the generating unit is also used for:
  • CP type symbol indicating a scheduling symbol in the configuration item of the TDRA table; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • the index is indicated in the TDRA indication field of the DCI.
  • the generating unit is also used for:
  • the SFI is carried in the DCI to obtain the dynamic instruction.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the generating unit is also used for:
  • an embodiment of the present invention further provides a terminal, including:
  • a receiving unit configured to receive dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • the obtaining unit is configured to obtain the time-domain resource information corresponding to the ECP time slot from the dynamic signaling.
  • the dynamic signaling includes the DCI
  • the acquiring unit is further configured to:
  • the acquisition unit is also used for:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the time domain resource corresponding to the ECP time slot is acquired.
  • the acquisition unit is also used for:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the acquisition unit is also used for:
  • the time-domain resource information is determined based on the TDRA index and the corresponding TDRA table.
  • the acquisition unit is also used for:
  • the TDRA table uses ECP symbols as time units, determine the time domain resource information according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table;
  • the TDRA table uses the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and take the NCP symbol as the time unit from the TDRA table, and store the second SLIV information It is converted into third SLIV information with ECP symbols as time units, and the time domain resource information is determined according to the third SLIV information.
  • the acquisition unit is also used for:
  • the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • the acquisition unit is also used for:
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is The symbol length of the NCP
  • ECP_duration is the symbol length of the ECP
  • delta is the CP increment
  • ceil() is a function of rounding up
  • floor() is a function of rounding down.
  • the acquisition unit is also used for:
  • start symbol of the second SLIV information When the start symbol of the second SLIV information is less than or equal to 6, use the start symbol of the second SLIV information as the start symbol of the third SLIV information;
  • the start symbol of the second SLIV information is greater than or equal to 7, the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information;
  • the difference between the length of the second SLIV information and 2 is used as the length of the third SLIV information.
  • the dynamic signaling includes SFI in DCI
  • the receiving unit is further configured to:
  • the indication information of the slot format is acquired from the SFI; wherein, the indication information of the slot format is generated according to a slot format table including the slot format of the ECP symbol.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the receiving unit is also used for:
  • an embodiment of the present invention further provides a processor-readable storage medium, where the processor-readable storage medium stores a computer program, and the computer program is used to enable the processor to execute the method described in the first aspect or the second aspect. The method described in the two aspects.
  • the embodiments of the present invention have at least the following technical effects:
  • the base station generates dynamic signaling that dynamically indicates an ECP time slot including at least one ECP symbol, and sends the dynamic signaling to the terminal, so that the base station can dynamically and flexibly schedule the data corresponding to the ECP time slot , on the basis of satisfying the performance of broadcast and multicast data transmission, the flexibility of resource usage is improved, and the utilization rate of resources is maximized.
  • Fig. 1 is a schematic diagram of the duration of NCP and ECP in a time slot in the prior art
  • Fig. 2 is a schematic diagram of sampling points of NCP and ECP in a time slot in the prior art
  • FIG. 3 is a schematic diagram of a time slot format combination in the prior art
  • FIG. 4 is a schematic diagram of configuration of an MBSFN subframe in an LTE system
  • FIG. 5 is a flow chart of a method for dynamically indicating an ECP time slot at the base station side provided by an embodiment of the present invention
  • FIG. 6 is a schematic diagram of the inclusion relationship between the first FDRA and the preset frequency domain resource block provided by the embodiment of the present invention.
  • FIG. 7 is a schematic diagram of the relationship between the second FDRA and the preset frequency threshold provided by the embodiment of the present invention.
  • FIG. 8 is a flow chart of a method for dynamically indicating an ECP time slot on the terminal side provided by an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of sampling point positions corresponding to NCP symbols and ECP symbols in a time slot provided by an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a base station provided by an embodiment of the present invention.
  • FIG. 11 is a schematic structural diagram of a terminal provided by an embodiment of the present invention.
  • FIG. 12 is a schematic structural diagram of another base station provided by an embodiment of the present invention.
  • FIG. 13 is a schematic structural diagram of another terminal provided by an embodiment of the present invention.
  • the applicable system may be a global system of mobile communication (GSM) system, a code division multiple access (CDMA) system, a wideband code division multiple access (WCDMA) general packet Wireless business (general packet radio service, GPRS) system, long term evolution (long term evolution, LTE) system, LTE frequency division duplex (frequency division duplex, FDD) system, LTE time division duplex (time division duplex, TDD) system, Long term evolution advanced (LTE-A) system, universal mobile telecommunications system (UMTS), worldwide interoperability for microwave access (WiMAX) system, 5G NR system, etc.
  • GSM global system of mobile communication
  • CDMA code division multiple access
  • WCDMA wideband code division multiple access
  • GPRS general packet Wireless business
  • long term evolution long term evolution
  • LTE long term evolution
  • LTE frequency division duplex frequency division duplex
  • FDD frequency division duplex
  • TDD time division duplex
  • LTE-A Long term evolution advanced
  • UMTS universal mobile telecommunications
  • the terminal device involved in this embodiment of the present application may be a device that provides voice and/or data connectivity to a user, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem.
  • the name of the terminal equipment may be different.
  • the terminal equipment may be called User Equipment (User Equipment, UE).
  • the wireless terminal equipment can communicate with one or more core networks (Core Network, CN) via the radio access network (Radio Access Network, RAN), and the wireless terminal equipment can be a mobile terminal equipment, such as a mobile phone (or called a "cellular "telephones) and computers with mobile terminal equipment, such as portable, pocket, hand-held, computer built-in or vehicle-mounted mobile devices, which exchange language and/or data with the radio access network.
  • a mobile terminal equipment such as a mobile phone (or called a "cellular "telephones) and computers with mobile terminal equipment, such as portable, pocket, hand-held, computer built-in or vehicle-mounted mobile devices, which exchange language and/or data with the radio access network.
  • PCS Personal Communication Service
  • SIP Session Initiated Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • Wireless terminal equipment can also be called system, subscriber unit, subscriber station, mobile station, mobile station, remote station, access point , remote terminal (remote terminal), access terminal (access terminal), user terminal (user terminal), user agent (user agent), and user device (user device), which are not limited in this embodiment of the application.
  • the network device involved in the embodiment of the present application may be a base station, and the base station may include multiple cells that provide services for the terminal.
  • the base station can also be called an access point, or it can be a device in the access network that communicates with the wireless terminal device through one or more sectors on the air interface, or other names.
  • the network device can be used to interchange received over-the-air frames with Internet Protocol (IP) packets and act as a router between the wireless terminal device and the rest of the access network, which can include the Internet Protocol (IP) communication network.
  • IP Internet Protocol
  • Network devices may also coordinate attribute management for the air interface.
  • the network equipment involved in the embodiment of the present application may be a network equipment (Base Transceiver Station, BTS) in GSM or CDMA, may also be a network equipment (NodeB) in WCDMA, and may also be an evolved network equipment in an LTE system (evolutional Node B, eNB or e-NodeB), 5G base station (gNB) in the 5G network architecture (next generation system), can also be a home evolved base station (Home evolved Node B, HeNB), relay node (relay node) , a home base station (femto), a pico base station (pico), etc., are not limited in this embodiment of the present application.
  • a network device may include a centralized unit (centralized unit, CU) node and a distributed unit (distributed unit, DU) node, and the centralized unit and the distributed unit may also be arranged geographically separately.
  • NR technology adopts Orthogonal Frequency Division Multiplexing (OFDM) technology.
  • OFDM Orthogonal Frequency Division Multiplexing
  • FIG. 1 is a schematic diagram of the duration of NCP and ECP in one time slot in the prior art
  • FIG. 2 is a schematic diagram of sampling points of NCP and ECP in one time slot in the prior art.
  • the time slot inserted into the NCP in the time slot is referred to as the NCP time slot, and the symbols in the NCP time slot are referred to as NCP symbols;
  • the time slot inserted into the ECP in the time slot is referred to as the ECP time slot, and the ECP The symbols in the time slot are called ECP symbols.
  • the base station When the base station allocates resources for the terminal, it needs to indicate to the terminal the time slot format adopted by the resource. Please refer to Table 1 for the time slot format table with the length of the NCP symbol.
  • D represents a downlink NCP symbol
  • U represents an uplink NCP symbol
  • F represents a flexible NCP symbol.
  • the base station When the base station indicates the slot format to the terminal, it usually uses the slot format indication information (Slot Format Indication, SFI) to indicate the slot format combination, and the SFI is carried in the downlink control information (Downlink Control Information, DCI) and sent to the terminal.
  • SFI Slot Format Indication
  • DCI Downlink Control Information
  • DCI in format 2_0 is scrambled with SFI-RNTI.
  • FIG. 3 is a schematic diagram of time slot format combination in the prior art.
  • each time slot combination includes 10 time slots.
  • Slot format combination 0 is a full downlink time slot, and the corresponding slot format index in the slot format table (Table 1) is 0.
  • Table 1 When the slot format information (ie slot format combination) in DCI format 2_0 is 0 , indicating that the indicated 10 time slots are all downlink symbols.
  • Slot format combination 1 is a full uplink time slot, and the corresponding slot format index in the slot format table (Table 1) is 1.
  • Table 1 When the slot format information in DCI format 2_0 is 1, it means 1 indicated In the time slot, all are uplink symbols.
  • Slot format combination 2 includes some uplink time slots, some downlink time slots, and one time slot containing both uplink and downlink symbols.
  • the corresponding slot format indexes in the slot format table (Table 1) are 0, 1 and 45.
  • the slot format information in DCI format 2_0 is 2, it means that the first 6 slots are downlink, the last 3 slots are uplink, and the seventh slot contains both uplink symbols and downlink symbols.
  • the MBSFN subframe that is, the ECP time slot configured by the system broadcast message is used.
  • This method belongs to semi-static configuration, and the MBSFN subframe configuration instruction is performed in units of 10ms (1 wireless frame).
  • the scheme in which the indication method adopts a bitmap is shown in FIG. 4 , and FIG. 4 is a schematic diagram of the configuration of the MBSFN subframe in the LTE system.
  • Subframes #0 and #5 contain initial access signals, which are NCP by default and do not need to be indicated.
  • Subframes #4 and #9 are used for unicast scheduling, the default is NCP, and no indication is required.
  • 6 bits indicate whether the 6 subframes are ECP, where the first bit indicates subframe #1, the second bit indicates subframe #2, the third bit indicates subframe #3, and the fourth bit Indicates subframe #6, the fifth bit indicates subframe #7, the sixth bit indicates subframe #8, 1 in each bit indicates ECP, and 0 indicates NCP.
  • embodiments of the present application provide a method for dynamically indicating an ECP time slot, a base station, and a storage medium method and device.
  • the method and the device are conceived based on the same application. Since the principle of solving problems of the method and the device is similar, the implementation of the device and the method can be referred to each other, and the repetition will not be repeated.
  • an embodiment of the present invention provides a method for dynamically indicating an ECP time slot, and the processing procedure of the method is as follows.
  • Step 501 The base station generates dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • Step 502 the base station sends dynamic signaling to the terminal.
  • the base station generates dynamic signaling that dynamically indicates an ECP time slot including at least one ECP symbol, and sends the dynamic signaling to the terminal, so that the base station can dynamically and flexibly schedule the data corresponding to the ECP time slot , on the basis of satisfying the performance of broadcast and multicast data transmission, the flexibility of resource usage is improved, and the utilization rate of resources is maximized.
  • the base station generates dynamic signaling that dynamically indicates the ECP time slot, which may be generated based on DCI scheduling a physical downlink shared channel (PDSCH), and may be specifically implemented in the following two ways:
  • the first method generating DCI directly indicating the PDSCH where the ECP time slot is located; wherein, the dynamic signaling includes the DCI.
  • the second type generating DCI that indirectly indicates the ECP time slot.
  • For the first type generate a DCI that directly indicates the PDSCH where the ECP slot is located, which can be indicated by using 1-bit information in the DCI, or by adding a CP type symbol in the Time Domain Resource Allocation (TDRA) configuration item instruct.
  • TDRA Time Domain Resource Allocation
  • Using 1-bit information indication in the DCI may mean that the base station indicates the ECP time slot in the preset indication field of the DCI; wherein, the preset indication field occupies 1 bit.
  • the above preset indication domains include:
  • the newly added indication field in DCI is used to indicate the CP type symbol; where the CP type symbol includes NCP symbol or/and ECP symbol;
  • a reinterpreted or defined indication field in the DCI is used to indicate the CP type symbol.
  • CP type symbol indication 1 bit as a newly added indication field for CP type symbol indication.
  • the CP type symbol indication 1
  • NCP For example, when the CP type symbol indicates When it is 0, it means that the scheduled data is ECP.
  • the existing indication field occupying 1 bit in the DCI is reinterpreted or defined, and the reinterpreted and defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indication field may be a bit field of uplink control channel power control; or indication information used to indicate uplink or downlink scheduling signaling.
  • the time unit of the TDRA table is the NCP symbol.
  • the CP type symbol indicates the ECP symbol
  • the DCI indicates the SLIV information of the NCP symbol
  • the terminal needs to convert the SLIV of the NCP symbol into the ECP symbol. SLIV can correctly obtain the corresponding time domain information.
  • the terminal uses the corresponding SILV information in Table 2 to determine the time domain information.
  • the terminal needs to convert the SLIV information of the ECP symbol to the SLIV of the NCP symbol After the information is determined, the corresponding time domain information will be specifically introduced in the subsequent terminal side, and will not be repeated here.
  • the base station can also add the TDRA table of the ECP symbol when configuring the broadcast and multicast information.
  • the CP type symbol indicates the ECP symbol
  • the SLIV information of the ECP symbol can be indicated in the DCI, and the terminal can directly use the ECP symbol.
  • the SLIV information determines the corresponding time domain information.
  • Table 3 the TDRA table of the ECP symbol added for the base station.
  • the index value indicated by the base station scheduling should not exceed the maximum index value of the corresponding TDRA table.
  • the base station adds a CP type symbol indicating the scheduling symbol in the configuration item of the TDRA table; wherein, the CP type symbol includes NCP symbols or/and ECP symbols; The location determines the corresponding index from the TDRA table; the base station indicates the index in the TDRA indication field of the DCI.
  • a CP type symbol is added.
  • the index is 0, it means that the start symbol of the time slot where the PDSCH is scheduled is 0, the length is 14, and the scheduling symbol is an NCP symbol;
  • the index is 4, it means that the start symbol of the time slot where the PDSCH is scheduled is 2, the length is 10, and the scheduling symbol is the ECP symbol.
  • the base station writes index 5 in Table 4 into the TDRA indication field of the DCI, and sends the DCI to the terminal.
  • the terminal can determine the corresponding time domain information as the time when the PDSCH is scheduled according to the index 5 in the TDRA indication field of the DCI.
  • the start symbol of the slot is 0, the length is 12, and the scheduling symbol is the ECP symbol.
  • the base station can dynamically and flexibly schedule the data corresponding to the ECP time slot according to the actual demand of service data;
  • the service data suddenly increases, if too many MBSFN subframes are configured, resources will be wasted, which will affect the real-time transmission of unicast services.
  • too few MBSFN subframes are configured, the transmission delay of MBS data will be increased. Reduce user experience. Therefore, the above-mentioned solution of the present application can effectively improve transmission efficiency and reduce transmission delay, and since the ECP time slot is indicated at the symbol level instead of at the time slot level as in the LTE system, it can Further improve resource utilization.
  • DCI that indirectly indicates the ECP time slot can be generated in the following ways:
  • the first way to generate a DCI that indirectly indicates an ECP time slot generate an MCS index that is greater than or equal to the modulation and coding strategy (Modulation and Coding Scheme, MCS) threshold, and carry the MCS index in the DCI; where the MCS threshold is to distinguish ECP Threshold for slots and NCP slots.
  • MCS Modulation and Coding Scheme
  • the base station adds a CP type symbol in the multicast data MCS index table to indicate the CP corresponding to the MCS index.
  • the base station and the terminal agree: when the MCS index indicated in the DCI is less than an MCS threshold (assumed to be 7), the scheduled CP type symbol is an NCP symbol, otherwise it is an ECP symbol.
  • the base station can use the modulation and coding scheme corresponding to the MCS index greater than or equal to 7 to transmit data, so the base station generates an MCS index greater than or equal to 7 (as shown in Table 5 in 16), and carry the MCS index (16) in the DCI, and send the DCI to the terminal, and the terminal can not only determine that the MCS corresponding to the MCS index (16) is used for modulation and coding according to the MCS index (16) carried in the DCI , it can also be determined that the ECP symbol is used for scheduling the broadcast and multicast data.
  • the value of the MCS index carried in the above DCI is smaller than the maximum MCS index value in the multicast data MCS index table.
  • the signaling message may also be used to indicate to the terminal the ranges of the MCS indexes corresponding to the NCP symbols and the ECP symbols respectively.
  • MCS index 0 to MCS index 6 in Table 5 correspond to NCP symbols
  • MCS index 7 to MCS index 28 correspond to ECP symbols through signaling messages, so that the multicast data MCS index table does not need to be sent to the terminal.
  • the second way of generating the DCI indirectly indicating the ECP time slot based on the inclusion relationship between the preset frequency domain resource block and the first frequency domain resource assignment (Frequency domain resource assignment, FDRA), generate the DCI carrying the first FDRA; wherein, The containment relationship is used to indicate scheduling ECP symbols or NCP symbols.
  • the base station may pre-configure a preset frequency domain resource block, and the preset frequency domain resource block may include at least one frequency domain resource unit.
  • the corresponding time Domain resources use ECP notation, otherwise NCP notation.
  • the corresponding time-domain resource uses NCP symbols, otherwise, uses ECP symbols.
  • FIG. 6 is a schematic diagram of the inclusion relationship between the first FDRA and the preset frequency domain resource blocks provided by the embodiment of the present invention.
  • the base station and the terminal agree that: when the first FDRA includes a preset frequency domain resource block, the corresponding time domain resource uses ECP symbols, otherwise, uses NCP symbols.
  • the schedulable bandwidth of the base station is 0 to 120, that is, the start position of BWP is 0, and the end position of BWP is 120. resource blocks.
  • the PRBs scheduled by DCI-1, the PRBs scheduled by DCI-2, and the PRBs scheduled by DIC-3 can all be referred to as the first FDRA.
  • the frequency range indicated by the FDRA of the PDSCH scheduled by DCI-1 is 0 to 100 PRBs, including preset frequency domain resource blocks (ref-PRB1 includes 80 to 85, resource blocks from 80 to 85 have a total of 5 PRBs ), after the base station carries the first FDRA including the preset frequency domain resource block in the DCI and sends it to the terminal, the terminal can determine that the corresponding time domain resource uses the ECP symbol.
  • the frequency domain range indicated by the FDRA is 0 to 60 PRB, and does not include the preset frequency domain resource block (ref-PRB1).
  • the terminal can determine that the NCP symbol is used for the corresponding time domain resource.
  • the frequency range indicated by the FDRA is 70 to 120 PRB, including the preset frequency domain resource block (ref-PRB1).
  • the terminal can determine that the corresponding time domain resource uses the ECP symbol.
  • the third method of generating DCI indirectly indicating the ECP time slot based on the size relationship between the preset frequency threshold and the end frequency domain position of the second FDRA, generate the DCI carrying the second FDRA; where the size relationship is used to indicate the scheduling of ECP symbols or NCP symbols.
  • the base station can configure a preset frequency threshold.
  • the corresponding scheduled time domain resources use ECP symbols, otherwise, NCP symbols are used.
  • the corresponding scheduled time domain resources use NCP symbols, otherwise, use ECP symbols.
  • FIG. 7 is a schematic diagram of the relationship between the second FDRA and the preset frequency threshold provided by the embodiment of the present invention.
  • the time domain resources allocated by the base station to the terminal use ECP symbols, the BWP that the base station can call is 0 to 120, and the preset frequency threshold (shown as Ref-PRB2 in Figure 7) is 65, so the base station is allocating frequency domain resources for the terminal , the allocation is that the end frequency domain position of the first FDRA is greater than or equal to 65, as shown in the PRBs scheduled by DCI-1 and PRBs scheduled by DCI-3 in Figure 7; if the time domain resources allocated by the base station to the terminal use NCP symbols, when the base station allocates frequency domain resources for the terminal, the allocation is that the end frequency domain position of the first FDRA is less than 65, as shown in the PRB scheduled by DCI-2 in FIG. 7 .
  • the bits occupied solely for indicating the CP type symbol can be saved, and the signaling overhead can be saved.
  • the base station generates dynamic signaling that dynamically indicates the ECP time slot, which may also be implemented in the following manner:
  • the base station adds information related to the ECP symbol in the slot format table; the base station generates the SFI of the ECP slot based on the slot format table; carries the SFI in the DCI to obtain a dynamic instruction.
  • D represents the downlink NCP symbol
  • U represents the uplink NCP symbol
  • F represents the flexible NCP symbol
  • E represents the downlink ECP symbol.
  • the base station can add an indication (E) of the ECP symbol in lines 56 to 59 of the time slot format table, and indicate the used time slot format through SFI.
  • E an indication of the ECP symbol in lines 56 to 59 of the time slot format table
  • all the symbols indicated are E, indicating that all the symbols in the entire time slot are ECP symbols, that is, 12 ECP symbols are included in the time length of 14 NCP symbols, so the time corresponding to the 56th line
  • the slot format is a downlink slot with all ECP symbols.
  • the first 7 symbols are D symbols
  • the last 7 symbols are E. Since the slot format table in Table 6 uses NCP symbols as the time unit, the last 7 symbols E indicates a symbol containing 6 ECPs. That is, the time slot format corresponding to line 57 indicates that the first half of a time slot uses downlink NCP symbols, and the second half uses downlink ECP symbols.
  • the first 7 symbols E indicate that it contains 6 ECP symbols, and the last 7 symbols are D, so the slot format corresponding to the 58th row indicates: the first half of a slot Downlink ECP symbols are used, and downlink NCP symbols are used in the second half.
  • the first 6 symbols are E, including 5 ECP symbols, the last 6 symbols are U, and the middle 2 symbols are F.
  • the time slot format corresponding to the 59th line indicates that the first part of a time slot uses 5 downlink ECP symbols, the latter part uses 6 uplink NCP symbols, and the middle part uses flexible NCP symbols.
  • the time domain resource allocated by the base station for the terminal When the time domain resource allocated by the base station for the terminal needs to use the ECP slot, it can select the slot format or slot format combination that contains the ECP symbol from the slot format table, and generate the corresponding SFI to carry in the DCI and send it to the terminal.
  • the terminal determines the corresponding time domain resource according to the indication of the SFI.
  • a maximum of 512 time slots can be configured for the combination of the above time slot formats.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the number of time slots included in the slot format can be increased, such as making The number of slots is increased to 1024 or 2048, which can prevent terminals in edge cells from missing DCI detection.
  • the SFI is carried in the DCI, and after the dynamic instruction is obtained, it further includes:
  • the base station scrambles the DCI with the specified identifier; wherein, the specified identifier is used to scramble the DCI indicating the ECP time slot; the base station sends the scrambled DCI to the terminal.
  • the base station can set a specified identifier to scramble the DCI indicating the ECP time slot, and send the scrambled DCI to the terminal after scrambling, so that only the terminal that needs to receive the broadcast multicast service can receive
  • the designated identifier is used to detect the scrambled DCI to obtain the corresponding time domain resources. In this way, other terminals that do not need to receive the broadcast multicast service cannot detect the DCI carrying the ECP time slot, thereby eliminating the need for subsequent processing and reducing the workload of other terminals.
  • an embodiment of the present invention provides a method for dynamically indicating an ECP time slot, which is applied to a terminal.
  • FIG. 8 for a flowchart of a method for dynamically indicating an ECP time slot on the terminal side provided by an embodiment of the present invention. The method includes:
  • Step 801 The terminal receives dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • Step 802 the terminal obtains the time domain resource information corresponding to the ECP time slot from the dynamic signaling.
  • the terminal side obtains the indication and determines the corresponding time domain resource information in the following manner:
  • the terminal obtains the time domain resource information corresponding to the ECP time slot from the dynamic signaling in the first way:
  • the terminal obtains the time domain resource information corresponding to the ECP time slot from the DCI directly indicating the PDSCH where the ECP time slot is located.
  • the terminal side obtains the time domain resource information corresponding to the ECP time slot from the preset indication field of the DCI; wherein, the preset indication field occupies 1 bit.
  • the preset indication fields include:
  • the newly added indication field in DCI is used to indicate the CP type symbol; where the CP type symbol includes NCP symbol or/and ECP symbol;
  • a reinterpreted or defined indication field in the DCI and the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indication field includes a bit field of uplink control channel power control; or, indication information for indicating uplink or downlink scheduling signaling.
  • the base station adds an indication field in the DCI, and the indication field occupies 1 bit.
  • the base station can set 1 in the indication field to indicate the NCP symbol, and set 0 to indicate the ECP symbol, or vice versa.
  • the indication field indicates the ECP symbol (for example, when it is set to 1 or 0).
  • the base station redefines or interprets the bit field of uplink channel power control in DCI, it is used to indicate the CP symbol type, and the terminal obtains the bit field according to the redefined or interpreted uplink channel power control from the received DCI , obtain corresponding information to determine the time domain resource corresponding to the ECP time slot.
  • the terminal obtains the TDRA index of the time domain resource from the TDRA indication field of the DCI; and determines the time domain resource information based on the TDRA index and the corresponding TDRA table.
  • the TDRA table can be the ECP symbol as the time unit, or the NCP symbol as the time unit, the terminal can use the following when determining the time domain resource information corresponding to the ECP time slot based on the TDRA index and the corresponding TDRA table Several ways to achieve:
  • the first method when the TDRA table uses the ECP symbol as the time unit, the time domain resource information is determined according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table.
  • the second type when the TDRA table takes the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and take the NCP symbol as the time unit from the TDRA table, and convert the second SLIV information into the ECP symbol.
  • the third SLIV information of the time unit and determine the time domain resource information according to the third SLIV information.
  • the base station configures a TDRA table with NCP symbols as the time unit (as shown in Table 2).
  • the TDRA index corresponding to the time domain resources allocated by the base station to the terminal is 3 in Table 2.
  • the smaller of the start symbol of the second SLIV information and 11 is used as the start symbol of the third SLIV information; the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • the TDRA index in the TDRA table with the NCP symbol as the time unit can be directly used for the ECP time slot, which improves the working efficiency of both communication parties.
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is the symbol length of NCP
  • ECP_duration is ECP The symbol length of , delta is the CP increment, ceil() is the function of rounding up, and floor() is the function of rounding down.
  • NCP_duration 2192
  • the first formula above is used to calculate the values (0-12) of all start symbols (denoted as NCP start symbols) with NCP symbols as time units, and the corresponding ECP symbols as time units (denoted as NCP start symbols) are calculated.
  • the start symbol (0-11) is the ECP start symbol), as shown in Table 7, which is the corresponding relationship table between the NCP start symbol and the conversion result of the ECP start symbol provided by the embodiment of the present invention.
  • the correspondence table of the conversion results of the NCP symbol length and the ECP symbol length can be calculated.
  • S is 7.
  • the value of the SCS can also be other values, and the corresponding NCP symbols and ECP symbols have different time lengths.
  • the above-mentioned method can be used to convert the second SLIV information with the NCP symbol as the time unit under different SCSs into Third SLIV information with ECP symbol as time unit.
  • converting the second SLIV information into the third SLIV information with ECP symbols as the time unit may also be implemented in the following manner:
  • the start symbol of the second SLIV information is less than or equal to 6, the start symbol of the second SLIV information is used as the start symbol of the third SLIV information;
  • the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information
  • the length of the second SLIV information is less than or equal to 7, the difference between the length of the second SLIV information and 1 is used as the length of the third SLIV information;
  • the difference between the length of the second SLIV information and 2 is used as the length of the third SLIV information.
  • the second SLIV information can be quickly converted into the third SLIV information with the ECP symbol as the time unit, thereby improving the processing efficiency of the terminal and reducing the calculation amount of the terminal.
  • the terminal can directly determine whether the corresponding SLIV information uses NCP symbols or ECP symbols after obtaining the TDRA index. If the SLIV information uses NCP symbols, it can The conversion is performed in the above-mentioned manner of converting the second SLIV information into the third SLIV information.
  • the specific CP type symbols used by the SLIV information in the TDRA table can be determined by the interface protocol between the base station and the terminal.
  • the CP type symbols are different, and the sampling point positions of the start symbols of the SLIV information are different, such as FIG. 9 is a schematic diagram of sampling point locations corresponding to NCP symbols and ECP symbols in a time slot provided by an embodiment of the present invention.
  • a second way for the terminal to obtain the time-domain resource information corresponding to the ECP time slot from dynamic signaling the terminal obtains the time-domain resource information corresponding to the ECP time slot from the DCI indirectly indicating the ECP time slot.
  • the terminal obtains the time-domain resource information corresponding to the ECP time slot from the DCI indirectly indicating the ECP time slot, including the following implementation methods:
  • the terminal reads the MCS index, and if the MCS index is smaller than the MCS threshold, obtains the time domain resource corresponding to the ECP time slot; wherein, the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot;
  • the terminal acquires the time domain resource corresponding to the ECP time slot based on the inclusion relationship between the preset frequency domain resource block and the frequency domain resource range indicated by the frequency domain resource allocation FDRA information;
  • the terminal acquires the time domain resource corresponding to the ECP time slot.
  • the base station and the terminal agree that when the MCS index is greater than or equal to the MCS threshold, the CP type symbol is an ECP symbol, and when the MCS index is smaller than the MCS threshold, the CP type symbol is an NCP symbol.
  • the terminal can determine that the time domain resources use ECP symbols.
  • the terminal can determine whether the time domain resource uses the NCP symbol or the ECP symbol according to the received MCS index and the above correspondence.
  • the base station and the terminal agree that: the frequency domain resource range including the preset frequency domain resource block (80) adopts the ECP time slot, then the terminal determines the frequency domain resource indicated by the FDRA information after receiving the FDRA information
  • the range (0-100) includes preset frequency-domain resource blocks (80), and it is determined that ECP symbols are used. If the range of frequency domain resources indicated by the FDRA information is 0-60, the terminal can determine that NCP symbols are used.
  • the base station and the terminal agree that the end frequency domain position of the frequency domain resource range is greater than or equal to the preset frequency threshold (65), and the ECP symbol is used, and the NCP symbol is used if it is less than 65. If the terminal receives the FDRA information indicating that the frequency domain range is 0-100 (the end position is 100), it can be determined that the ECP symbol is used; if the terminal receives the FDRA information indicating that the frequency domain range is 0-60 (the end position is 60 ), it can be determined that the NCP symbol is used.
  • the terminal receives the dynamic signaling that dynamically indicates the extended cyclic prefix ECP slot, which can be realized in the following ways:
  • the terminal obtains the indication information of the slot format from the SFI; wherein, the indication information of the slot format is generated according to the slot format table of the slot format including the ECP symbol.
  • the base station indicates that the index of the time slot format in the SFI is 56, then the base station can determine that the corresponding time slot uses the full downlink ECP symbol after obtaining the index 56 from the aSFI. If the SFI indicates a slot format combination, symbols corresponding to each slot in the slot format combination can be determined according to Table 6.
  • the terminal needs to convert the time slot position information with the NCP symbol as the time unit in the slot format to the time slot position information with the ECP symbol as the time unit (including the start symbol position and the number of ECP symbols contained), can be determined in the same manner as converting the second SLIV information into the third SLIV information, namely:
  • the starting symbol ECP_S of the ECP slot is equal to the value in the table
  • the start symbol ECP_S of the ECP symbol is equal to the value -1 in the table
  • the symbol number ECP_L of the ECP symbol is equal to the value -1 in the table
  • the symbol number ECP_L of the ECP symbol is -2 in the table.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the SFI sent by the base station to the terminal in the edge cell indicates that the number of time slots contained in the time slot format of the ECP symbol is 1024 or 2048, and the terminal can detect the above information in a relatively long time to avoid missed detection.
  • the terminal before the terminal obtains the indication information of the time slot format from the SFI, it further includes:
  • the terminal detects the DCI with the specified identification number; wherein, the specified identification number is used to scramble the DCI indicating the ECP time slot; when it is determined that the DCI is scrambled with the specified identification number, it is determined that the DCI carries the SFI.
  • the base station when it indicates the time domain resources of the broadcast multicast service (using ECP symbols), it can use a designated identifier (such as ECP_RNTI) to scramble the DCI carrying the above indication information, and the terminal that needs to obtain the above broadcast multicast service, Using the specified identifier to detect the scrambled DCI can obtain the corresponding time-domain resource, and a terminal that does not need to obtain the above-mentioned broadcast multicast service cannot obtain the corresponding time-domain resource without using the specified identifier to detect the DCI.
  • a designated identifier such as ECP_RNTI
  • PDSCH scheduling is divided into two types: Type A and Type B.
  • Different types have different constraints on the start symbol and scheduling symbol length (or number of symbols) of PDSCH, as shown in Table 10.
  • Table 10 shows that PDSCH corresponds to different scheduling Type is a list of combinations of valid start symbols (S) and symbol lengths (L).
  • calculating S and L of the ECP scheduling symbol can be realized by using the scheme in the embodiment of the present invention.
  • the calculation of S and L of ECP scheduling symbols requires further restrictions, such as limiting the S corresponding to ECP to 0 to 10, and the L corresponding to ECP to three values of 2, 4, and 6.
  • the parameter L of allocating PDSCH can be called the number of symbols, and it can also be called the symbol length; , which can be applied to dynamically determine the ECP symbols/slots, and can also be determined in other ways (such as semi-static and static methods through high-layer signaling).
  • a base station provided by an embodiment of the present invention includes a memory 1001, a transceiver 1002, and a processor 1003:
  • the memory 1001 is used to store computer programs; the transceiver 1002 is used to send and receive data under the control of the processor 1003; the processor 1003 is used to read the computer programs in the memory 1001 and perform the following operations:
  • the dynamic signaling includes DCI
  • the processor 1003 is further configured to:
  • the processor 1003 is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the processor 1003 is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the inclusion relationship is used to indicate scheduling ECP symbols or NCP symbols;
  • the processor 1003 is further configured to:
  • CP type symbol indicating a scheduling symbol in the configuration item of the TDRA table; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • the index is indicated in the TDRA indication field of the DCI.
  • the processor 1003 is further configured to:
  • the SFI is carried in the DCI to obtain the dynamic instruction.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the processor 1003 is further configured to:
  • the transceiver 1002 is used for receiving and sending data under the control of the processor 1003 .
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 1003 and various circuits of the memory represented by the memory 1001 are linked together.
  • the bus architecture can also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
  • the bus interface provides the interface.
  • Transceiver 1002 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, optical cables, and other transmission media.
  • the processor 1003 is responsible for managing the bus architecture and general processing, and the memory 1001 can store data used by the processor 1003 when performing operations.
  • the processor 1003 can be a central processing device (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device , CPLD), the processor can also adopt a multi-core architecture.
  • CPU central processing device
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • CPLD Complex Programmable Logic Device
  • an embodiment of the present invention provides a terminal, including a memory 1101, a transceiver 1102, and a processor 1103:
  • the memory 1101 is used to store computer programs; the transceiver 1102 is used to send and receive data under the control of the processor 1103; the processor 1103 is used to read the computer programs in the memory 1101 and perform the following operations:
  • the dynamic signaling includes the DCI, and the processor 1103 is further configured to:
  • the processor 1103 is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the time domain resource corresponding to the ECP time slot is acquired.
  • the processor 1103 is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the processor 1103 is further configured to:
  • the time-domain resource information is determined based on the TDRA index and the corresponding TDRA table.
  • the processor 1103 is further configured to:
  • the TDRA table uses ECP symbols as time units, determine the time domain resource information according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table;
  • the TDRA table uses the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and use the NCP symbol as the time unit from the TDRA table, and store the second SLIV information It is converted into third SLIV information with ECP symbols as time units, and the time domain resource information is determined according to the third SLIV information.
  • the processor 1103 is further configured to:
  • the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • the processor 1103 is further configured to:
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is The symbol length of the NCP
  • ECP_duration is the symbol length of the ECP
  • delta is the CP increment
  • ceil() is a function of rounding up
  • floor() is a function of rounding down.
  • the processor 1103 is further configured to:
  • start symbol of the second SLIV information When the start symbol of the second SLIV information is less than or equal to 6, use the start symbol of the second SLIV information as the start symbol of the third SLIV information;
  • the start symbol of the second SLIV information is greater than or equal to 7, the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information;
  • the dynamic signaling includes time slot format indication information SFI in the DCI, and the processor 1103 is further configured to:
  • the indication information of the slot format is acquired from the SFI; wherein, the indication information of the slot format is generated according to the slot format table including the slot format of the ECP symbol.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the processor 1103 is further configured to:
  • the DCI Before obtaining the indication information of the time slot format from the SFI, detect the DCI with a designated identification number; wherein, the designated identification number is used to scramble the DCI indicating the ECP time slot;
  • the transceiver 1102 is configured to receive and send data under the control of the processor 1103 .
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 1103 and various circuits of the memory represented by the memory 1101 are linked together.
  • the bus architecture can also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
  • the bus interface provides the interface.
  • Transceiver 1102 may be a plurality of elements, including a transmitter and a receiver, providing means for communicating with various other devices over transmission media, including wireless channels, wired channels, fiber optic cables, etc. Transmission medium.
  • the user interface 1104 may also be an interface capable of connecting externally and internally to required devices, and the connected devices include but not limited to keypads, displays, speakers, microphones, joysticks, and so on.
  • the processor 1103 is responsible for managing the bus architecture and general processing, and the memory 1101 can store data used by the processor 1103 when performing operations.
  • the processor 1103 can be a CPU (Central Office), ASIC (Application Specific Integrated Circuit, Application Specific Integrated Circuit), FPGA (Field-Programmable Gate Array, Field Programmable Gate Array) or CPLD (Complex Programmable Logic Device , complex programmable logic device), the processor can also adopt a multi-core architecture.
  • CPU Central Office
  • ASIC Application Specific Integrated Circuit
  • FPGA Field-Programmable Gate Array
  • CPLD Complex Programmable Logic Device , complex programmable logic device
  • the processor can also adopt a multi-core architecture.
  • the processor is used to execute any one of the methods provided in the embodiments of the present application according to the obtained executable instructions by calling the computer program stored in the memory.
  • the processor and memory may also be physically separated.
  • an embodiment of the present invention provides a base station.
  • the base station includes:
  • a generating unit 1201 configured to generate dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • the sending unit 1202 is configured to send the dynamic signaling to the terminal.
  • the dynamic signaling includes the DCI
  • the generating unit 1201 is further configured to:
  • the generating unit 1201 is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the generating unit 1201 is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the inclusion relationship is used to indicate scheduling ECP symbols or NCP symbols;
  • the generating unit 1201 is further configured to:
  • CP type symbol indicating a scheduling symbol in the configuration item of the TDRA table; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • the index is indicated in the TDRA indication field of the DCI.
  • the generating unit 1201 is further configured to:
  • the SFI is carried in the DCI to obtain the dynamic instruction.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the generating unit 1201 is further configured to:
  • an embodiment of the present invention provides a terminal.
  • the terminal includes:
  • the receiving unit 1301 is configured to receive dynamic signaling that dynamically indicates an ECP time slot; wherein, the ECP time slot includes at least one ECP symbol;
  • the obtaining unit 1302 is configured to obtain time domain resource information corresponding to the ECP time slot from the dynamic signaling.
  • the dynamic signaling includes DCI
  • the obtaining unit 1302 is further configured to:
  • the acquiring unit 1302 is further configured to:
  • the MCS threshold is a critical value for distinguishing the ECP time slot from the NCP time slot
  • the time domain resource corresponding to the ECP time slot is acquired.
  • the acquiring unit 1302 is further configured to:
  • the preset indication field includes:
  • a newly added indication field in the DCI is used to indicate a CP type symbol; wherein, the CP type symbol includes an NCP symbol or/and an ECP symbol;
  • a reinterpreted or defined indication field in the DCI where the reinterpreted or defined indication field is used to indicate the CP type symbol.
  • the reinterpreted or defined indicator domain includes:
  • indication information used to indicate uplink or downlink scheduling signaling.
  • the acquiring unit 1302 is further configured to:
  • the time-domain resource information is determined based on the TDRA index and the corresponding TDRA table.
  • the acquiring unit 1302 is further configured to:
  • the TDRA table uses ECP symbols as time units, determine the time domain resource information according to the first start/length SLIV information corresponding to the TDRA index in the TDRA table;
  • the TDRA table uses the NCP symbol as the time unit, determine the second SLIV information corresponding to the TDRA index and use the NCP symbol as the time unit from the TDRA table, and store the second SLIV information It is converted into third SLIV information with ECP symbols as time units, and the time domain resource information is determined according to the third SLIV information.
  • the acquiring unit 1302 is further configured to:
  • the smaller of the length of the second SLIV information and 12 is used as the length of the third SLIV information.
  • the acquiring unit 1302 is further configured to:
  • the first formula includes:
  • S_ECP ceil((S*NCP_duration+delta)/ECP_duration);
  • the second formula includes:
  • L_ECP floor(((S+L)*NCP_duration+delta)/ECP_duration-S_ECP);
  • S_ECP is the start symbol of the third SLIV information
  • S is the start symbol of the second SLIV information
  • L_ECP is the length of the third SLIV information
  • L is the length of the second SLIV information
  • NCP_duration is The symbol length of the NCP
  • ECP_duration is the symbol length of the ECP
  • delta is the CP increment
  • ceil() is a function of rounding up
  • floor() is a function of rounding down.
  • the acquiring unit 1302 is further configured to:
  • start symbol of the second SLIV information When the start symbol of the second SLIV information is less than or equal to 6, use the start symbol of the second SLIV information as the start symbol of the third SLIV information;
  • the start symbol of the second SLIV information is greater than or equal to 7, the difference between the start symbol of the second SLIV information and 1 is used as the start symbol of the third SLIV information;
  • the difference between the length of the second SLIV information and 2 is used as the length of the third SLIV information.
  • the dynamic signaling includes time slot format indication information SFI in the DCI, and the receiving unit 1301 is further configured to:
  • the indication information of the slot format is acquired from the SFI; wherein, the indication information of the slot format is generated according to the slot format table including the slot format of the ECP symbol.
  • the number of time slots included in the time slot format of the ECP symbol includes 1024 or 2048.
  • the receiving unit 1301 is further configured to:
  • 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 above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
  • the integrated unit is implemented in the form of a software function unit and sold or used as an independent product, it can be stored in a processor-readable storage medium.
  • the technical solution of the present application is essentially or part of the contribution to the prior art or all or 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 to make a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor (processor) 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 and other media that can store program codes. .
  • an embodiment of the present invention further provides a processor-readable storage medium, where a computer program is stored in the processor-readable storage medium, and the computer program is used to enable the processor to execute the above terminal side or base station The method for dynamically indicating the ECP time slot described above.
  • the processor-readable storage medium can be any available medium or data storage device that can be accessed by a processor, including but not limited to magnetic storage (e.g., floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.), optical storage (e.g., CD, DVD, BD, HVD, etc.), and semiconductor memory (such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD)), etc.
  • magnetic storage e.g., floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.
  • optical storage e.g., CD, DVD, BD, HVD, etc.
  • semiconductor memory such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD)
  • the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) having computer-usable program code embodied therein.
  • processor-executable instructions may also be stored in a processor-readable memory capable of directing a computer or other programmable data processing device to operate in a specific manner, such that the instructions stored in the processor-readable memory produce a manufacturing product, the instruction device realizes the functions specified in one or more procedures of the flow chart and/or one or more blocks of the block diagram.
  • processor-executable instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented
  • the executed instructions provide steps for implementing the functions specified in the procedure or procedures of the flowchart and/or the block or blocks of the block diagrams.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Sont divulgués un procédé d'indication dynamique d'un intervalle de préfixe cyclique étendu (ECP), une station de base et un support de stockage, qui résolvent le problème technique de l'état de la technique selon lequel un intervalle ECP n'est pas indiqué dans un système NR. Le procédé comprend : la station de base générant une signalisation dynamique qui indique dynamiquement l'intervalle de temps ECP, l'intervalle ECP comprenant au moins un symbole ECP ; et la station de base envoyant la signalisation dynamique à un terminal.
PCT/CN2022/113693 2021-09-14 2022-08-19 Procédé d'indication dynamique d'un intervalle de temps ecp, station de base et support de stockage Ceased WO2023040582A1 (fr)

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CN202111076761.1 2021-09-14
CN202111076761.1A CN115915446A (zh) 2021-09-14 2021-09-14 一种动态指示ecp时隙的方法、基站及存储介质

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EP4616666A1 (fr) * 2023-07-11 2025-09-17 ZTE Corporation Procédés et dispositifs pour configurer un préfixe cyclique étendu pour une transmission par diffusion et multidiffusion
CN119316258A (zh) * 2023-07-12 2025-01-14 大唐移动通信设备有限公司 扩展循环前缀的方法、装置、终端及网络设备
CN120074997A (zh) * 2023-11-29 2025-05-30 华为技术有限公司 一种符号处理的方法及通信装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190312665A1 (en) * 2018-04-06 2019-10-10 Lg Electronics Inc. Method for determining slot format of user equipment in wireless communication system and user equipment using the same
US20210168807A1 (en) * 2017-08-14 2021-06-03 Electronics And Telecommunications Research Institute Method for transmitting and receiving slot setting information in communication system
WO2021159344A1 (fr) * 2020-02-12 2021-08-19 华为技术有限公司 Procédé et appareil de transmission de bloc de signaux de synchronisation, et procédé et appareil de réception de bloc de signaux de synchronisation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210168807A1 (en) * 2017-08-14 2021-06-03 Electronics And Telecommunications Research Institute Method for transmitting and receiving slot setting information in communication system
US20190312665A1 (en) * 2018-04-06 2019-10-10 Lg Electronics Inc. Method for determining slot format of user equipment in wireless communication system and user equipment using the same
WO2021159344A1 (fr) * 2020-02-12 2021-08-19 华为技术有限公司 Procédé et appareil de transmission de bloc de signaux de synchronisation, et procédé et appareil de réception de bloc de signaux de synchronisation

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