WO2023116905A1 - Procédé de traitement de signal de référence de positionnement, dispositif, et support de stockage lisible - Google Patents

Procédé de traitement de signal de référence de positionnement, dispositif, et support de stockage lisible Download PDF

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Publication number
WO2023116905A1
WO2023116905A1 PCT/CN2022/141543 CN2022141543W WO2023116905A1 WO 2023116905 A1 WO2023116905 A1 WO 2023116905A1 CN 2022141543 W CN2022141543 W CN 2022141543W WO 2023116905 A1 WO2023116905 A1 WO 2023116905A1
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WIPO (PCT)
Prior art keywords
positioning reference
reference signal
resource pool
bwp
target
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PCT/CN2022/141543
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English (en)
Chinese (zh)
Inventor
王园园
彭淑燕
司晔
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维沃移动通信有限公司
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Publication of WO2023116905A1 publication Critical patent/WO2023116905A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • 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
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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

Definitions

  • the present application belongs to the technical field of communication, and in particular relates to a processing method, device and readable storage medium of a positioning reference signal.
  • LTE Long Term Evolution
  • SL sidelink
  • UE User Equipment
  • LTE sidelink is based on broadcast communication. Although it can be used to support basic security communication of vehicle to everything (V2X), it is not suitable for other more advanced V2X services.
  • the 5G New Radio (NR) system will support more advanced sidelink transmission designs, such as unicast, multicast (or multicast), etc., so as to support more comprehensive types of services.
  • 5G refers to the fifth generation mobile communication technology (5th Generation Mobile Communication Technology).
  • Embodiments of the present application provide a positioning reference signal processing method, device, and readable storage medium, which can solve the problem of which BWPs or resource pools are used for SL positioning.
  • a method for processing a positioning reference signal including:
  • the terminal transmits or measures the SL positioning reference signal on the target resource other than the SL BWP or the target resource outside the SL resource pool according to the terminal capability and/or the SL positioning reference signal configuration information;
  • the terminal transmits or measures the SL positioning reference signal within the SL BWP or SL resource pool according to the terminal capability and/or SL positioning reference signal configuration information;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a method for processing a positioning reference signal including:
  • the network device sends SL positioning reference signal configuration information to the terminal;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal on a target resource other than the SL BWP or a target resource outside the SL resource pool;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a positioning reference signal processing device including:
  • the first processing module is used for the terminal to transmit or measure the SL positioning reference signal on the target resource other than the SL BWP or the target resource outside the SL resource pool according to the terminal capability and/or the SL positioning reference signal configuration information; or, according to the terminal Capability and/or SL positioning reference signal configuration information to transmit or measure SL positioning reference signal within SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a positioning reference signal processing device including:
  • the second processing module is used for the network device to send SL positioning reference signal configuration information to the terminal;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal on a target resource other than the SL BWP or a target resource outside the SL resource pool; or, the SL positioning reference signal configuration information Used for the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a terminal in a fifth aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and when the programs or instructions are executed by the processor, the following The steps of the method in one aspect.
  • a terminal including a processor and a communication interface, wherein the processor is configured to select target resources outside the SL BWP or outside the SL resource pool according to terminal capabilities and/or SL positioning reference signal configuration information transmit or measure the SL positioning reference signal on the target resource; or transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool according to the terminal capability and/or the SL positioning reference signal configuration information;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a network device in a seventh aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and the programs or instructions are implemented when executed by the processor The steps of the method as described in the second aspect.
  • a network device including a processor and a communication interface, wherein the communication interface is used for the network device to send SL positioning reference signal configuration information to the terminal;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal on a target resource other than the SL BWP or a target resource outside the SL resource pool; or, the SL positioning reference signal configuration information Used for the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • a readable storage medium is provided, and programs or instructions are stored on the readable storage medium, and when the programs or instructions are executed by a processor, the steps of the method described in the first aspect are realized, or the steps of the method described in the first aspect are realized, or The steps of the method described in the second aspect.
  • a chip in a tenth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the method as described in the first aspect , or implement the method described in the second aspect.
  • a computer program product is provided, the computer program product is stored in a non-transitory readable storage medium, and the computer program product is executed by at least one processor to implement the above described in the first aspect method, or implement the method as described in the second aspect.
  • the terminal based on the terminal capability and/or SL positioning reference signal configuration information, transmits or measures the SL positioning reference signal outside the SL BWP or SL resource pool, or transmits or measures the SL positioning reference signal within the SL BWP or SL resource pool
  • the reference signal specifies the BWP or resource pool used for SL positioning to realize SL positioning in NR communication.
  • Figure 1a is a schematic diagram of the LTE sidelink network architecture
  • FIG. 1b is a schematic diagram of a resource allocation process in the related art
  • Fig. 2 is one of the schematic flowcharts of the processing method of the positioning reference signal provided by the embodiment of the present application;
  • FIG. 3 is the second schematic flow diagram of the positioning reference signal processing method provided by the embodiment of the present application.
  • Fig. 4 is one of the schematic structural diagrams of a processing device for a positioning reference signal provided in an embodiment of the present application
  • Fig. 5 is the second structural schematic diagram of a positioning reference signal processing device provided by an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of a terminal provided in an embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of a network device provided by an embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects. It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used for the above-mentioned system and radio technology, and can also be used for other systems and radio technologies.
  • NR New Radio
  • the following description describes the New Radio (NR) system for illustrative purposes, and uses NR terminology in most of the following descriptions, but these techniques can also be applied to applications other than NR system applications, such as the 6th generation (6 th Generation, 6G) communication system.
  • 6G 6th Generation
  • the wireless communication system in the embodiment of the present application includes a terminal and a network device.
  • the terminal can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, a super mobile personal computer ( ultra-mobile personal computer, UMPC), mobile internet device (Mobile Internet Device, MID), augmented reality (augmented reality, AR) / virtual reality (virtual reality, VR) equipment, robot, wearable device (Wearable Device), Vehicle User Equipment (VUE), Pedestrian User Equipment (PUE), smart home (household equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.), game consoles, personal computers , PC), teller machines or self-service machines and other terminal-side devices
  • wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces,
  • Network equipment may include access network equipment or core network equipment, wherein the access network equipment may also be called radio access network equipment, radio access network (Radio Access Network, RAN), radio access network function or wireless access network unit.
  • the access network equipment may include a base station, a wireless local area network (Wireless Local Area Network, WLAN) access point, or a WiFi node, etc., and the base station may be called a node B, an evolved node B (Evolved Node B, eNB), an access point, or a base station.
  • BTS Base Transceiver Station
  • BSS Basic Service Set
  • ESS Extended Service Set
  • Home Node B Home Evolved Node B
  • TRP Transmitting Receiving Point
  • TRP Transmitting Receiving Point
  • Core network equipment may include but not limited to at least one of the following: core network nodes, core network functions, mobility management entities (Mobility Management Entity, MME), access mobility management functions (Access and Mobility Management Function, AMF), session management functions (Session Management Function, SMF), User Plane Function (UPF), Policy Control Function (Policy Control Function, PCF), Policy and Charging Rules Function (PCRF), edge application service Discovery function (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data storage (Unified Data Repository, UDR), home subscriber server (Home Subscriber Server, HSS), centralized network configuration ( Centralized network configuration, CNC), network storage function (Network Repository Function, NRF), network exposure function (Network Exposure Function, NEF), local NEF (Local NEF, or L-NEF), binding support function (Binding Support Function, BSF), application function (Application Function, AF), location management function LMF (location manage function), evolved service mobile location center (Evolve
  • the LTE system supports SL transmission, that is, data transmission is directly performed on the physical layer between UEs.
  • LTE sidelink is based on broadcast communication. Although it can be used to support basic security communication of V2X, it is not suitable for other more advanced V2X services.
  • the 5G NR system will support more advanced sidelink transmission designs, such as unicast, multicast or multicast, etc., so as to support more comprehensive types of services.
  • NR V2X defines two resource allocation modes (mode), one is mode1, which schedules resources for the base station; the other is mode2, and the UE decides what resources to use for transmission.
  • the resource information may come from a broadcast message of the base station or pre-configured information. If the UE works within the range of the base station and has an RRC connection with the base station, it can be in mode1 and/or mode2. If the UE works within the range of the base station but has no RRC connection with the base station, it can only work in mode2. If the UE is outside the range of the base station, it can only work in mode2 and perform V2X transmission according to pre-configured information.
  • the specific working method is as follows: 1) After the resource selection is triggered, the TX UE first determines the resource selection window, the lower boundary of the resource selection window is T1 time after the resource selection is triggered, and the upper boundary of the resource selection is after the trigger The T2 time, where T2 is the value selected by the UE in the packet delay budget (packet delay budget, PDB) of its transport block (Transport Block, TB) transmission, and T2 is not earlier than T1.
  • PDB packet delay budget
  • Transport Block Transport Block
  • the candidate resource set (candidate resource set) for resource selection, and do it according to the reference signal received power (Reference Signal Received Power, RSRP) measured on the resources in the resource selection window and the corresponding RSRP threshold (threshold) In contrast, if the RSRP is lower than the RSRP threshold, then the resource can be included in the candidate resource set.
  • RSRP Reference Signal Received Power
  • the UE randomly selects transmission resources from the candidate resource set. In addition, the UE may reserve transmission resources for the next transmission in this transmission. The specific process is shown in Figure 1b.
  • an embodiment of the present application provides a method for processing a positioning reference signal.
  • the execution subject of the method is a terminal, and the method includes:
  • Step 201 The terminal transmits or measures the SL positioning reference signal on a target resource other than the SL BWP or a target resource outside the SL resource pool according to the terminal capability and/or SL positioning reference signal configuration information; or, the terminal transmits or measures the SL positioning reference signal according to the terminal capability and/or Or SL positioning reference signal configuration information, transmit or measure SL positioning reference signal within SL BWP or SL resource pool;
  • the above-mentioned SL positioning reference signal is an SL signal used for positioning.
  • the above transmission operation specifically refers to the sending or receiving behavior between two terminals, for example: terminal 1 sends a sidelink positioning reference signal (sidelink Positioning Reference Signal, SL-PRS) to terminal 2, or Terminal 1 receives SL-PRS from Terminal 2.
  • SL-PRS sidelink Positioning Reference Signal
  • the transmission described is a general description of sending and receiving. It can be understood that the following description of the scheme is applicable to two terminals performing SL communication, for example: 1) the sending terminal and the receiving terminal perform The situation of data transmission; 2) the situation of information interaction between the scheduling terminal and the sending terminal; 3) the situation of information interaction between the scheduling terminal and the receiving terminal.
  • the above-mentioned SL positioning reference signal configuration information may be specifically configured to the terminal by the network device, or may be sent to the terminal by other terminals.
  • the embodiment of the present application does not specify the source of the SL positioning reference signal configuration information. limited.
  • the SL positioning reference signal may be an SL signal for positioning
  • the SL positioning reference signal may be multiplexing of NR positioning signals, SL signals or enhancements in related technologies, such as channel state information reference signal (CSI Reference Signal, CSI-RS), sidelink synchronization signal block (sidelink Synchronization Signal block, S-SSB), tracking reference signal (tracking reference signal, TRS), or demodulation reference signal (Demodulation Reference Signal, DMRS);
  • CSI Reference Signal CSI Reference Signal
  • S-SSB sidelink Synchronization Signal block
  • TRS tracking reference signal
  • DMRS demodulation reference signal
  • the SL positioning reference signal may be an NR SL positioning signal specifically defined for positioning, and the signal includes but is not limited to a gold code sequence, an m sequence, and a ZC sequence.
  • the gold code is a pseudo-random code.
  • the SL positioning reference signal may be for SL-PRS or SL sounding reference signal (Sounding Reference Signal, SRS);
  • the SL-PRS appearing below is only used to represent the abbreviation of the SL positioning reference signal, and does not limit the SL positioning reference signal to only the above-mentioned SL-PRS.
  • the SL positioning reference signal may be various signals.
  • SL BWP specifically refers to the configured active BWP in the current NR communication
  • SL resource pool refers to the configured resource pool in active BWP
  • target resources other than SL BWP are used to refer to Dedicated BWP other than active BWP
  • target resources other than SL resource pool are used to refer to dedicated resource pools other than configured resource pools.
  • the above-mentioned dedicated BWP may be an unlicensed bandwidth (unlicense band).
  • the above-mentioned dedicated BWP may be a defined sidelink frequency layer (sidelink Frequency layer).
  • the terminal based on the terminal capability and/or SL positioning reference signal configuration information, transmits or measures the SL positioning reference signal outside the SL BWP or SL resource pool, or transmits or measures the SL positioning reference signal within the SL BWP or SL resource pool
  • the reference signal specifies the BWP or resource pool used for SL positioning to realize SL positioning in NR communication.
  • the SL positioning reference signal is transmitted or measured on a target resource other than the SL BWP or the SL resource pool, including any of the following:
  • Target SL BWP e.g. dedicated BWP
  • target SL resource pool e.g. dedicated resource pool
  • the SL positioning reference signal is transmitted or measured on the first resource subset, that is, the SL-PRS is transmitted or measured on an independent subset (subset), and the subset may be a time slot, symbol, or time-frequency resource.
  • the terminal is configured with at least two BWPs, where the target SL BWP can be used to transmit the SL positioning reference signal.
  • the original SL BWP is used to transmit the first signal or the first channel other than the SL positioning reference signal; or; the terminal is configured with an SL frequency layer, wherein the SL positioning reference signal is configured on the SL frequency layer.
  • the terminal is configured with a separate first resource subset, and the SL positioning reference signal is transmitted or measured on the first resource subset, that is, the SL-PRS is transmitted or measured in an independent subset, and the subset may be a slots, symbols, or time-frequency resources.
  • the first resource subset for transmitting or measuring the SL positioning reference signal is configured, the first resource subset needs to be excluded when defining the SL resource pool.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is the same as the first parameter of the SL BWP, and the first parameter includes a subcarrier spacing (Subcarrier Spacing, SCS) and/or a cyclic prefix (Cyclic prefix, CP) type;
  • SCS subcarrier Spacing
  • CP cyclic prefix
  • configure the SCS and CP type in the SL BWP or SL resource pool or directly indicate that the SCS and CP type are the same as the SL BWP or SL resource pool.
  • the period of the SL positioning reference signal is an integer multiple of the period of the SL resource pool
  • the period may be a physical period or a logical period
  • the logic period is a period calculated according to the resources used for SL, such as excluding DL resources, and resources used for S-SSB, the period calculated by resources that can be used to transmit SL;
  • the cycle may not be configured according to equal time intervals, so the corresponding resources configured according to equal time intervals may not belong to SL available resources. When this situation is encountered, it needs to be postponed to the first One or a certain SL available resources for transmission.
  • the logical period it may be a period calculated according to the resources used for SL, such as excluding DL resources, and resources used for S-SSB, and use the period calculated by resources that can be used to transmit SL;
  • the transmission time slot (slot) of the SL positioning reference signal is an available slot for SL transmission;
  • N is a positive integer
  • the bandwidth of the SL positioning reference signal is less than or equal to the bandwidth of the SL BWP or the SL resource pool.
  • the method further includes one or more of the following:
  • the terminal stops transmitting or measuring the SL positioning reference signal, that is, the terminal does not expect to process the SL-PRS;
  • the terminal stops transmitting or measuring the SL positioning reference signal on the sending slot, that is, the terminal does not expect to process the SL- PRS;
  • the terminal stops transmitting or measuring the SL positioning reference signal outside the SL BWP or SL resource pool, that is, the terminal does not expect to process the SL BWP or SL resource pool SL-PRS outside the SL resource pool;
  • the terminal stops transmitting or measuring the SL positioning reference signal, that is, the terminal does not expect to process the SL-PRS.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured on a target resource other than the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is different from the first parameter of the SL BWP, and the first parameter includes the SCS and/or CP type;
  • the period of the SL positioning reference signal is a non-integer multiple of the period of the SL resource pool
  • the sending slot of the SL positioning reference signal is a slot outside the SL resource pool
  • the bandwidth of the SL positioning reference signal is greater than the bandwidth of the SL BWP or the SL resource pool.
  • the method further includes: the terminal determines to configure the SL positioning reference signal on the SL BWP or the SL resource pool according to the terminal capability; or, the terminal determines to configure the SL positioning reference signal on the SL BWP according to the terminal capability other than the target BWP, or determine to configure the SL positioning reference signal on a target SL resource pool other than the SL resource pool.
  • the SL positioning reference signal can be configured on the target BWP on the SL BWP; for another example, if the terminal supports the target BWP, the SL positioning reference signal can be configured on the target BWP
  • the terminal determines the corresponding SL positioning reference signal configuration according to its own terminal capabilities
  • method 1 UE configures SL-PRS on SL-BWP (such as active BWP) or SL resource pool according to UE capability 1;
  • method 2 UE configures SL-PRS according to UE capability 2 On the exclusive BWP, or on the exclusive resource pool.
  • the embodiment can indicate that the UE can optionally also have two capabilities, capability 0, whether it supports the transmission of SL-PRS; capability 1 and capability 2 are used to indicate whether the UE transmits SL-PRS on the SL-BWP or SL resource pool, or Transmit the SL-PRS on the target BWP or the target resource pool.
  • the method also includes:
  • the terminal determines or receives the information of the target BWP other than the SL BWP, or the information of the target SL resource pool other than the SL resource pool;
  • it may be received from a network device, or may also be received from another terminal.
  • the terminal sends a first message to the network device, and the first message is used to request that the SL positioning reference signal be configured on a target BWP other than the SL BWP, or that the SL positioning reference signal be configured on a target outside the SL resource pool On the SL resource pool; the terminal switches the SL BWP to the target BWP or switches the SL resource pool to the target SL resource pool.
  • the terminal configures the SL-PRS on the SL-BWP or the SL resource pool by requesting the network device, or configures the SL-PRS on the dedicated BWP or the dedicated resource pool.
  • the target BWP information includes one or more of the following:
  • the first frequency domain information including reference point (Point A) information, absolute radio frequency channel number (Absolute Radio Frequency Channel Number, ARFCN) and one of the start physical resource block (start physical resource block, start PRB) item or items;
  • the second frequency domain information including the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the PRB bitmap (bitmap), the number of RBs, and one of the starting PRBs of the subchannel with the smallest number or Multiple;
  • the third frequency domain information including frequency layer identification (Identifier, ID);
  • the first time domain information includes one or more items of a start symbol and a symbol length.
  • the information of the target SL resource pool includes one or more of the following:
  • the third frequency domain information including one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the PRB bitmap, the number of RBs, and the starting PRB of the subchannel with the smallest number;
  • the target BWP satisfies at least one of the following:
  • the first parameter of the target BWP is different from the first parameter of the SL BWP, and the first parameter includes the SCS and/or CP type;
  • the initial frequency domain position of the SL positioning reference signal on the target BWP is different from the initial frequency domain position of the SL positioning reference signal on the SL BWP;
  • the bandwidth of the SL positioning reference signal on the target BWP is different from the bandwidth of the SL positioning reference signal on the SL BWP;
  • the start symbol of the SL positioning reference signal on the target BWP is different from the start symbol of the SL positioning reference signal on the SL BWP.
  • the target SL resource pool satisfies at least one of the following:
  • the first parameter of the target SL resource pool is different from the first parameter of the SL resource pool, and the first parameter includes the SCS and/or CP type;
  • the number of subchannels in the target SL resource pool is different from the number of subchannels in the SL resource pool;
  • the number of PRBs of the subchannel of the target SL resource pool is different from the number of PRBs of the subchannel of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is different from the SL time domain resources of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is a subset of the SL time domain resources of the SL resource pool
  • the start symbol of the target SL resource pool is different from the start symbol of the SL resource pool
  • the initial slot of the target SL resource pool is different from the initial slot of the SL resource pool
  • the initial symbol length of the target SL resource pool is different from the initial symbol length of the SL resource pool
  • the initial slot length of the target SL resource pool is different from the initial slot length of the SL resource pool
  • the cycle of the target SL resource pool is different from the cycle of the SL resource pool.
  • the method further includes:
  • the terminal stops transmitting or measuring the SL positioning reference signal; in this way, the terminal does not support active BWP and dedicated BWP at the same time In the case of transmission, the terminal gives priority to ensuring the transmission on the active BWP, and stops the transmission or measurement of SL-PRS.
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the existence of the first signal and/or the first channel transmission mentioned above may mean that other channels or signals may cause resource conflicts with the SL-PRS.
  • the first channel includes one or more of the following:
  • the first signal includes one or more of the following:
  • S-PSS Sidelink primary synchronization signal
  • S-SSS Sidelink Secondary Synchronization Signal
  • the first channel includes the first uplink (Uplink, UL) channel, including one or more of the following:
  • Physical Random Access Channel Physical Random Access Channel
  • PUCCH Physical Uplink Control Channel
  • PUSCH Physical Uplink Shared Channel
  • the first signal includes the first UL signal includes:
  • the terminal selects The processing method is to stop processing SL-PRS.
  • whether to stop processing the SL-PRS is also related to the priority.
  • the priority of the SL-PRS is higher than that of other channels or signals, and the processing of other channels or signals is optional.
  • the method further includes:
  • the processing method selected by the terminal is to process the other channels or signals in the SL BWP or SL resource pool. Signal.
  • this embodiment includes the following two cases: Case 1: Although the SL positioning reference signal is different from the first signal and/or the BWP of the first channel, if there is a first transmission on the SL BWP or the SL resource pool signal and/or the first channel, then stop transmitting or measuring the SL positioning reference signal, and only process the transmission of the first signal and/or the first channel on the SL BWP or the SL resource pool.
  • Case 2 The SL positioning reference signal is different from the first signal and/or the BWP of the first channel, then the first signal and/or the first channel are transmitted on the SL BWP or the SL resource pool, and on the target BWP or the target SL resource pool Transmit or measure SL positioning reference signals.
  • the method further includes:
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the processing method selected by the terminal is to stop processing SL-PRS PRS.
  • the method further includes:
  • the first signal and/or the first channel is transmitted on the SL BWP or the SL resource pool, and the symbol of the transmission of the first signal and/or the first channel does not overlap with the transmission of the SL positioning reference signal, or the transmission of the first signal and/or the first channel
  • the slot of a channel does not overlap with the slot for transmitting the SL positioning reference signal.
  • the processing method selected by the terminal is in the same way as SL-PRS When the PRS symbols do not overlap or the slots do not overlap, the other channel or signal is processed.
  • the method further includes:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the above priority higher than or equal to the first threshold is used to indicate that the first signal and/or the first channel is a high priority, and the first signal and/or the first channel satisfy the priority higher than or equal to the first threshold at the same time , it can also be satisfied that the priority is higher than or equal to the SL positioning reference signal.
  • the processing method selected by the terminal is Stop processing SL-PRS.
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the processing method selected by the terminal is Stop processing SL-PRS.
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the processing method selected by the terminal is Stop processing SL-PRS to avoid impact on processing of other channels or signals.
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the above priority higher than or equal to the first threshold is used to indicate that the first signal and/or the first channel is a high priority, and the first signal and/or the first channel satisfy the priority higher than or equal to the first threshold at the same time , it can also be satisfied that the priority is higher than or equal to the SL positioning reference signal.
  • the processing method selected by the terminal is Stop processing SL-PRS to avoid impact on processing of other channels or signals.
  • the method further includes:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the above priority higher than or equal to the first threshold is used to indicate that the first signal and/or the first channel is a high priority, and the first signal and/or the first channel satisfy the priority higher than or equal to the first threshold at the same time , it can also be satisfied that the priority is higher than or equal to the SL positioning reference signal.
  • the processing method selected by the terminal is Stop processing SL-PRS to avoid impact on processing of other channels or signals.
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the processing method selected by the terminal is Stop processing SL-PRS to avoid impact on processing of other channels or signals.
  • the first signal and/or the first channel in the case where the first signal and/or the first channel is transmitted in the SL BWP or the SL resource pool, it includes: on symbols and/or slots where at least part of the SL positioning reference signal is transmitted, there is First signal and/or first channel transmission.
  • resource conflicts between other channels or signals and the SL-PRS specifically refer to overlapping symbols and/or slots for transmission.
  • the first signal and/or the first channel and the SL positioning reference signal satisfy one or more of the following:
  • the band of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the subchannel of the SL positioning reference signal
  • the BWP of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the resource pool of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the carrier of the first signal and/or the first channel is the same as that of the SL positioning reference signal.
  • the method further includes:
  • the terminal stops transmitting or measuring the SL positioning reference signal ;
  • the above-mentioned priority higher than or equal to the second threshold is used to indicate that the first signal and/or the first channel is a high priority, and the first signal and/or the first channel satisfy the priority higher than or equal to the second threshold at the same time , it can also be satisfied that the priority is higher than or equal to the SL positioning reference signal.
  • the processing mode selected by the terminal is to stop processing the SL-PRS, so as to avoid affecting the processing of other channels or signals.
  • the terminal On at least some symbols and/or slots, if there is a first signal and/or a first channel with a priority higher than or equal to the SL positioning reference signal transmitted on the target resource, the terminal stops transmission or measures SL positioning reference signal.
  • the processing mode selected by the terminal is to stop processing the SL-PRS, so as to avoid affecting the processing of other channels or signals.
  • the above-mentioned first signal includes one or more of the following:
  • sidelink control information (sidelink control information, SCI);
  • the above-mentioned first channel includes one or more of the following:
  • Physical sidelink broadcast channel Physical sidelink broadcast channel, PSBCH
  • Physical sidelink feedback channel Physical sidelink feedback channel, PSFCH
  • Physical sidelink control channel (physical sidelink control channel, PSCCH).
  • the above-mentioned presence of the first signal and/or first channel includes one or more of the following:
  • the first signal and/or the first channel is transmitted on symbols of SL positioning reference signal transmission or measurement;
  • the first signal and/or the first channel is transmitted on the slot where the SL positioning reference signal is transmitted or measured;
  • the first signal and/or the first channel is transmitted in a time region (for example 1 ms, and for example within a time window) of transmission or measurement of the SL positioning reference signal.
  • the method also includes:
  • part of the first signal or channel is switched to the target resource for transmission.
  • the terminal when the terminal processes the SL-PRS on the dedicated BWP or the dedicated resource pool, it also switches some other channels or signals to the dedicated BWP or the dedicated resource pool for processing.
  • the method also includes:
  • the terminal sends the terminal capability to the network device.
  • the terminal capability is used to indicate whether the terminal supports transmission or measurement of SL positioning reference signals within the SL BWP or SL resource pool, or the terminal capability is used to indicate whether the terminal supports targets outside the SL BWP or SL resource pool.
  • Resources transmit or measure SL positioning reference signals.
  • the method also includes:
  • the terminal sends a request message to the network device, the request message is used to request the network device to configure the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool, or the request message is used to request the network device to configure the terminal outside the SL BWP or SL resource pool
  • the target resource transmits or measures SL positioning reference signals.
  • the terminal requests the network device to configure the terminal to process SL-PRS on the SL BWP or SL resource pool, or to configure the terminal to process SL-PRS on the dedicated BWP or dedicated resource pool.
  • the above SL positioning reference signal configuration information includes first indication information
  • the first indication information is used to indicate that the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool; or, the first indication information is used to indicate the transmission or measurement on the target resource outside the SL BWP or the SL resource pool Measure the SL positioning reference signal.
  • the above SL positioning reference signal configuration information further includes one or more of the following:
  • First time domain offset information for example, relative to time offset information at a certain time (such as downlink control information (Downlink Control Information, DCI) or SCI or first reference time), the time offset indication The transmission time of the sidelink positioning reference signal transmission.
  • DCI Downlink Control Information
  • SCI SCI or first reference time
  • Frequency domain information of SL positioning reference signal such as Physical Cell Identifier (PCI), ARFCN, NR Cell Global Identifier (NR Cell Global Identifier, NCGI), lowest position of sunchannel, carrier ID, frequency layer indication information, bandwidth, etc.;
  • PCI Physical Cell Identifier
  • ARFCN NR Cell Global Identifier
  • NCGI NR Cell Global Identifier
  • Sequence information of the SL positioning reference signal such as number of symbols, number of repetitions, resource element (Resource Element, RE) offset (offset), comb value, cyclic shift (cyclic shift), etc.;
  • the resource repetition number of the SL positioning reference signal for example, repeatedly sending the sidelink positioning reference signal N times, or providing N resources for sending the sidelink positioning reference signal.
  • the embodiment of the present application provides a processing method of a positioning reference signal
  • the execution subject of the method is a network device
  • the method includes:
  • Step 301 The network device sends SL positioning reference signal configuration information to the terminal;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal on target resources outside the SL BWP or SL resource pool; or, the SL positioning reference signal configuration information is used for the terminal to transmit within the SL BWP or SL resource pool Or measure the SL positioning reference signal;
  • the SL positioning reference signal is an SL signal used for positioning.
  • the terminal based on the terminal capability and/or SL positioning reference signal configuration information, transmits or measures the SL positioning reference signal outside the SL BWP or SL resource pool, or transmits or measures the SL positioning reference signal within the SL BWP or SL resource pool
  • the reference signal specifies the BWP or resource pool used for SL positioning to realize SL positioning in NR communication.
  • the method also includes:
  • the network device sends to the terminal the information of the target BWP other than the SL BWP, or the information of the target SL resource pool other than the SL resource pool;
  • the network device receives a first message from the terminal, and the first message is used to request that the SL positioning reference signal be configured on a target BWP other than the SL BWP, or configure the SL positioning reference signal on a target SL resource pool other than the SL resource pool .
  • the target BWP information includes one or more of the following:
  • the first frequency domain information including one or more of the reference point Point A information, the absolute radio frequency channel number ARFCN and the starting physical resource block PRB;
  • the second frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the subchannel with the smallest number;
  • the first time domain information includes one or more items of a start symbol and a symbol length.
  • the information of the target SL resource pool includes one or more of the following:
  • the third frequency domain information including one or more of the subchannel subchannel number, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the PRB bitmap bitmap, the number of RBs, and the starting PRB of the subchannel with the smallest number;
  • the target BWP satisfies at least one of the following:
  • the first parameter of the target BWP is different from the first parameter of the SL BWP, and the first parameter includes the SCS and/or CP type;
  • the initial frequency domain position of the SL positioning reference signal on the target BWP is different from the initial frequency domain position of the SL positioning reference signal on the SL BWP;
  • the bandwidth of the SL positioning reference signal on the target BWP is different from the bandwidth of the SL positioning reference signal on the SL BWP;
  • the start symbol of the SL positioning reference signal on the target BWP is different from the start symbol of the SL positioning reference signal on the SL BWP.
  • the target SL resource pool satisfies at least one of the following:
  • the first parameter of the target SL resource pool is different from the first parameter of the SL resource pool, and the first parameter includes the SCS and/or CP type;
  • the number of subchannels in the target SL resource pool is different from the number of subchannels in the SL resource pool;
  • the number of PRBs of the subchannel of the target SL resource pool is different from the number of PRBs of the subchannel of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is different from the SL time domain resources of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is a subset of the SL time domain resources of the SL resource pool
  • the start symbol of the target SL resource pool is different from the start symbol of the SL resource pool
  • the initial slot of the target SL resource pool is different from the initial slot of the SL resource pool
  • the initial symbol length of the target SL resource pool is different from the initial symbol length of the SL resource pool
  • the initial slot length of the target SL resource pool is different from the initial slot length of the SL resource pool
  • the cycle of the target SL resource pool is different from the cycle of the SL resource pool.
  • the method also includes:
  • the network device receives the terminal capability from the terminal.
  • the terminal capability is used to indicate whether the terminal supports transmission or measurement of SL positioning reference signals within the SL BWP or SL resource pool, or the terminal capability is used to indicate whether the terminal supports targets outside the SL BWP or SL resource pool.
  • Resources transmit or measure SL positioning reference signals.
  • the method also includes:
  • the network device receives a request message from the terminal, the request message is used to request the network device to configure the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool, or the request message is used to request the network device to configure the terminal outside the SL BWP or SL resource pool
  • the target resource transmits or measures SL positioning reference signals.
  • the SL positioning reference signal configuration information includes first indication information
  • the first indication information is used to indicate the transmission or measurement of the SL positioning reference signal within the SL BWP or the SL resource pool;
  • the first indication information is used to indicate that the SL positioning reference signal is to be transmitted or measured on a target resource other than the SL BWP or the SL resource pool.
  • the SL positioning reference signal configuration information further includes one or more of the following:
  • the processing method of the positioning reference signal provided in the embodiment of the present application may be executed by a processing device of the positioning reference signal.
  • the positioning reference signal processing device provided in the embodiment of the present application is described by taking the processing method of the positioning reference signal performed by the positioning reference signal processing device as an example.
  • the embodiment of the present application provides a positioning reference signal processing device 400, including:
  • the first processing module 401 is used for the terminal to transmit or measure the SL positioning reference signal on target resources other than the SL BWP or SL resource pool according to the terminal capability and/or SL positioning reference signal configuration information; or, according to the terminal capability and/or SL positioning reference signal configuration information, transmit or measure SL positioning reference signal within SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • the transmitting or measuring the SL positioning reference signal on a target resource other than the SL BWP or the SL resource pool includes any of the following:
  • SL positioning reference signals are transmitted or measured on the first subset of resources.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is the same as the first parameter of the SL BWP, and the first parameter includes a subcarrier spacing SCS and/or a cyclic prefix CP type;
  • the period of the SL positioning reference signal is an integer multiple of the period of the SL resource pool
  • the transmission time slot slot of the SL positioning reference signal is an available slot for SL transmission
  • the transmission symbol of the SL positioning reference signal is the Nth symbol of the SL resource pool, and the N is a positive integer;
  • the bandwidth of the SL positioning reference signal is less than or equal to the bandwidth of the SL BWP or the SL resource pool.
  • the first processing module is also used for one or more of the following:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal on the sending slot;
  • the terminal stops transmitting or measuring the SL positioning reference outside the SL BWP or the SL resource pool Signal;
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured on a target resource other than the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is different from the first parameter of the SL BWP, and the first parameter includes SCS and/or CP type;
  • the period of the SL positioning reference signal is a non-integer multiple of the period of the SL resource pool
  • the sending slot of the SL positioning reference signal is a slot outside the SL resource pool
  • the bandwidth of the SL positioning reference signal is greater than the bandwidth of the SL BWP or the SL resource pool.
  • the first processing module is also used for:
  • the terminal determines to configure the SL positioning reference signal on the SL BWP or the SL resource pool according to the terminal capability;
  • the terminal determines to configure the SL positioning reference signal on a target BWP other than the SL BWP according to the terminal capability, or determines to configure the SL positioning reference signal on a target SL other than the SL resource pool resource pool.
  • the first processing module is also used for:
  • the terminal determines or receives information of a target BWP other than the SL BWP, or information of a target SL resource pool other than the SL resource pool;
  • the terminal sends a first message to the network device, where the first message is used to request that the SL positioning reference signal be configured on a target BWP other than the SL BWP, or configure the SL positioning reference signal on the target BWP other than the SL BWP. on a target SL resource pool other than the above SL resource pool;
  • the terminal switches the SL BWP to the target BWP or switches the SL resource pool to the target SL resource pool.
  • the information of the target BWP includes one or more of the following:
  • the first frequency domain information includes one or more of the reference point Point A information, the absolute radio frequency channel number ARFCN and the starting physical resource block PRB;
  • the second frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the third frequency domain information including frequency layer identification ID
  • the first time domain information includes one or more items of a start symbol and a symbol length.
  • the information of the target SL resource pool includes one or more of the following:
  • Termination symbol or termination slot
  • the third frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the target BWP satisfies at least one of the following:
  • the first parameter of the target BWP is different from the first parameter of the SL BWP, and the first parameter includes an SCS and/or CP type;
  • the starting frequency domain position of the SL positioning reference signal on the target BWP is different from the starting frequency domain position of the SL positioning reference signal on the SL BWP;
  • the bandwidth of the SL positioning reference signal on the target BWP is different from the bandwidth of the SL positioning reference signal on the SL BWP;
  • the start symbol of the SL positioning reference signal on the target BWP is different from the start symbol of the SL positioning reference signal on the SL BWP.
  • the target SL resource pool satisfies at least one of the following:
  • the first parameter of the target SL resource pool is different from the first parameter of the SL resource pool, and the first parameter includes SCS and/or CP type;
  • the number of subchannels of the target SL resource pool is different from the number of subchannels of the SL resource pool;
  • the number of PRBs of the subchannel of the target SL resource pool is different from the number of PRBs of the subchannel of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is different from the SL time domain resources of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is a subset of the SL time domain resources of the SL resource pool;
  • the start symbols of the target SL resource pools are different from the start symbols of the SL resource pools;
  • the starting slot of the target SL resource pool is different from the starting slot of the SL resource pool
  • the initial symbol length of the target SL resource pool is different from the initial symbol length of the SL resource pool
  • the initial slot length of the target SL resource pool is different from the initial slot length of the SL resource pool
  • the cycle of the target SL resource pool is different from the cycle of the SL resource pool.
  • the first processing module is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the first processing module is further configured to:
  • the first processing module is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the first processing module is further configured to:
  • the first processing module is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference Signal.
  • the first processing module is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the first signal and/or the first channel when the first signal and/or the first channel is transmitted in the SL BWP or SL resource pool, it includes:
  • the first signal and/or the first channel and the SL positioning reference signal satisfy one or more of the following:
  • the band of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the subchannel of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the BWP of the SL positioning reference signal
  • the resource pool of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the carrier of the SL positioning reference signal.
  • the first processing module is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmission or The SL positioning reference signal is measured.
  • the first signal includes one or more of the following:
  • the first channel includes one or more of the following:
  • Physical sidelink control channel PSCCH Physical sidelink control channel PSCCH.
  • the existence of the first signal and/or the first channel includes one or more of the following:
  • said first signal and/or first channel is transmitted on symbols of said SL positioning reference signal transmission or measurement;
  • the first signal and/or the first channel is transmitted on the slot where the SL positioning reference signal is transmitted or measured;
  • the first signal and/or first channel is transmitted over a time region of transmission or measurement of the SL positioning reference signal.
  • the first processing module is also used for:
  • the terminal switches to the target resource to transmit or measure the SL positioning reference signal, part of the first signals or channels are switched to the target resource for transmission.
  • the first processing module is also used for:
  • the terminal sends the terminal capability to the network device, the terminal capability is used to indicate whether the terminal supports transmission or measurement of SL positioning reference signals within the SL BWP or SL resource pool, or the terminal capability is used to indicate the Whether the terminal supports target resource transmission or measurement of SL positioning reference signals outside the SL BWP or SL resource pool.
  • the first processing module is also used for:
  • the terminal sends a request message to the network device, and the request message is used to request the network device to configure the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool, or the request message is used to request
  • the network device configures the terminal to transmit or measure SL positioning reference signals on target resources outside the SL BWP or SL resource pool.
  • the SL positioning reference signal configuration information includes first indication information
  • the first indication information is used to indicate that the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool;
  • the first indication information is used to indicate that the SL positioning reference signal is to be transmitted or measured on target resources other than the SL BWP or the SL resource pool.
  • the SL positioning reference signal configuration information further includes one or more of the following:
  • an embodiment of the present application provides a positioning reference signal processing device 500, including:
  • the second processing module 501 is configured for the network device to send SL positioning reference signal configuration information to the terminal;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal on target resources other than the SL BWP or the SL resource pool;
  • the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • the second processing module is also used for:
  • the network device sends information about a target BWP other than the SL BWP, or information about a target SL resource pool other than the SL resource pool, to the terminal;
  • the network device receives a first message from the terminal, and the first message is used to request that the SL positioning reference signal be configured on a target BWP other than the SL BWP, or configure the SL positioning reference signal On a target SL resource pool other than the SL resource pool.
  • the information of the target BWP includes one or more of the following:
  • the first frequency domain information includes one or more of the reference point Point A information, the absolute radio frequency channel number ARFCN and the starting physical resource block PRB;
  • the second frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the third frequency domain information including frequency layer identification ID
  • the first time domain information includes one or more items of a start symbol and a symbol length.
  • the information of the target SL resource pool includes one or more of the following:
  • Termination symbol or termination slot
  • the third frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the target BWP satisfies at least one of the following:
  • the first parameter of the target BWP is different from the first parameter of the SL BWP, and the first parameter includes an SCS and/or CP type;
  • the starting frequency domain position of the SL positioning reference signal on the target BWP is different from the starting frequency domain position of the SL positioning reference signal on the SL BWP;
  • the bandwidth of the SL positioning reference signal on the target BWP is different from the bandwidth of the SL positioning reference signal on the SL BWP;
  • the start symbol of the SL positioning reference signal on the target BWP is different from the start symbol of the SL positioning reference signal on the SL BWP.
  • the target SL resource pool satisfies at least one of the following:
  • the first parameter of the target SL resource pool is different from the first parameter of the SL resource pool, and the first parameter includes SCS and/or CP type;
  • the number of subchannels of the target SL resource pool is different from the number of subchannels of the SL resource pool;
  • the number of PRBs of the subchannel of the target SL resource pool is different from the number of PRBs of the subchannel of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is different from the SL time domain resources of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is a subset of the SL time domain resources of the SL resource pool;
  • the start symbols of the target SL resource pools are different from the start symbols of the SL resource pools;
  • the starting slot of the target SL resource pool is different from the starting slot of the SL resource pool
  • the initial symbol length of the target SL resource pool is different from the initial symbol length of the SL resource pool
  • the initial slot length of the target SL resource pool is different from the initial slot length of the SL resource pool
  • the cycle of the target SL resource pool is different from the cycle of the SL resource pool.
  • the second processing module is also used for:
  • the network device receives a terminal capability from the terminal, the terminal capability is used to indicate whether the terminal supports transmission or measurement of SL positioning reference signals within the SL BWP or SL resource pool, or the terminal capability is used to indicate the Whether the terminal supports target resource transmission or measurement of SL positioning reference signals outside the SL BWP or SL resource pool.
  • the second processing module is also used for:
  • the network device receives a request message from the terminal, and the request message is used to request the network device to configure the terminal to transmit or measure an SL positioning reference signal within the SL BWP or SL resource pool, or the request message uses To request the network device to configure the terminal to transmit or measure SL positioning reference signals on target resources outside the SL BWP or SL resource pool.
  • the SL positioning reference signal configuration information includes first indication information
  • the first indication information is used to indicate that the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool;
  • the first indication information is used to indicate that the SL positioning reference signal is to be transmitted or measured on target resources other than the SL BWP or the SL resource pool.
  • the SL positioning reference signal configuration information further includes one or more of the following:
  • the positioning reference signal processing apparatus in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in the electronic device, such as an integrated circuit or a chip.
  • the electronic device may be a terminal, or other devices other than the terminal.
  • the terminal may include but not limited to the types of terminals listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in this embodiment of the present application.
  • NAS Network Attached Storage
  • the positioning reference signal processing device provided in the embodiment of the present application can realize each process realized by the method embodiments in FIG. 2 to FIG. 3 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the embodiment of the present application also provides a communication device 600, including a processor 601 and a memory 602, and the memory 602 stores programs or instructions that can run on the processor 601, for example, the
  • the communication device 600 is a terminal, when the program or instruction is executed by the processor 601, each step of the above embodiment of the positioning reference signal processing method can be implemented, and the same technical effect can be achieved.
  • the communication device 600 is a network device, when the program or instruction is executed by the processor 601, the steps of the above embodiment of the positioning reference signal processing method can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the embodiment of the present application also provides a terminal, including a processor and a communication interface, and the processor is used for the terminal to configure information outside the side link bandwidth part SL BWP or SL resource pool according to the terminal capability and/or side link SL positioning reference signal configuration information transmit or measure the SL positioning reference signal on the target resource; or, the terminal transmits or measures the SL positioning reference signal in the SL BWP or SL resource pool according to the terminal capability and/or SL positioning reference signal configuration information; wherein, the SL positioning reference The signal is an SL signal for positioning.
  • This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 7 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 700 includes, but is not limited to: a radio frequency unit 701, a network module 702, an audio output unit 703, an input unit 704, a sensor 705, a display unit 706, a user input unit 707, an interface unit 708, a memory 709, and a processor 710. At least some parts.
  • the terminal 700 may also include a power supply (such as a battery) for supplying power to various components, and the power supply may be logically connected to the processor 710 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 7 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 704 may include a graphics processing unit (Graphics Processing Unit, GPU) 7041 and a microphone 7042, and the graphics processor 7041 is used by the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 706 may include a display panel 7061, and the display panel 7061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 707 includes at least one of a touch panel 7071 and other input devices 7072 .
  • the touch panel 7071 is also called a touch screen.
  • the touch panel 7071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 7072 may include, but are not limited to, physical keyboards, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, and joysticks, which will not be described in detail here.
  • the radio frequency unit 701 may transmit it to the processor 710 for processing; in addition, the radio frequency unit 701 may send uplink data to the network device.
  • the radio frequency unit 701 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 709 can be used to store software programs or instructions as well as various data.
  • the memory 709 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required by at least one function (such as a sound playing function, image playback function, etc.), etc.
  • memory 709 may include volatile memory or nonvolatile memory, or, memory 709 may include both volatile and nonvolatile memory.
  • 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.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM erasable programmable read-only memory
  • Electrical EPROM Electrical EPROM
  • EEPROM electronically programmable Erase Programmable Read-Only Memory
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), 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, DDRSDRAM), 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, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM Double Data Rate SDRAM
  • DDRSDRAM double data rate synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM enhanced synchronous dynamic random access memory
  • Synch link DRAM , SLDRAM
  • Direct Memory Bus Random Access Memory Direct Rambus
  • the processor 710 may include one or more processing units; optionally, the processor 710 integrates an application processor and a modem processor, wherein the application processor mainly handles operations related to the operating system, user interface, and application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 710 .
  • the processor 710 is used for the terminal to transmit or measure the SL positioning reference signal on target resources other than the SL BWP or SL resource pool according to the terminal capability and/or SL positioning reference signal configuration information; or, according to the terminal capability and/or SL positioning reference signal configuration information, transmit or measure SL positioning reference signal within SL BWP or SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • the transmitting or measuring the SL positioning reference signal on a target resource other than the SL BWP or the SL resource pool includes any of the following:
  • SL positioning reference signals are transmitted or measured on the first subset of resources.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is the same as the first parameter of the SL BWP, and the first parameter includes a subcarrier spacing SCS and/or a cyclic prefix CP type;
  • the period of the SL positioning reference signal is an integer multiple of the period of the SL resource pool
  • the transmission time slot slot of the SL positioning reference signal is an available slot for SL transmission
  • the transmission symbol of the SL positioning reference signal is the Nth symbol of the SL resource pool, and the N is a positive integer;
  • the bandwidth of the SL positioning reference signal is less than or equal to the bandwidth of the SL BWP or the SL resource pool.
  • the processor 710 is also used for one or more of the following:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal on the sending slot;
  • the terminal stops transmitting or measuring the SL positioning reference outside the SL BWP or the SL resource pool Signal;
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the SL positioning reference signal when the SL positioning reference signal is transmitted or measured on a target resource other than the SL BWP or the SL resource pool, the SL positioning reference signal satisfies one or more of the following:
  • the first parameter of the SL positioning reference signal is different from the first parameter of the SL BWP, and the first parameter includes SCS and/or CP type;
  • the period of the SL positioning reference signal is a non-integer multiple of the period of the SL resource pool
  • the sending slot of the SL positioning reference signal is a slot outside the SL resource pool
  • the bandwidth of the SL positioning reference signal is greater than the bandwidth of the SL BWP or the SL resource pool.
  • the processor 710 is further configured to:
  • the terminal determines to configure the SL positioning reference signal on the SL BWP or the SL resource pool according to the terminal capability;
  • the terminal determines to configure the SL positioning reference signal on a target BWP other than the SL BWP according to the terminal capability, or determines to configure the SL positioning reference signal on a target SL other than the SL resource pool resource pool.
  • the processor 710 is further configured to:
  • the terminal determines or receives information of a target BWP other than the SL BWP, or information of a target SL resource pool other than the SL resource pool;
  • the terminal sends a first message to the network device, where the first message is used to request that the SL positioning reference signal be configured on a target BWP other than the SL BWP, or configure the SL positioning reference signal on the target BWP other than the SL BWP. on a target SL resource pool other than the above SL resource pool;
  • the terminal switches the SL BWP to the target BWP or switches the SL resource pool to the target SL resource pool.
  • the information of the target BWP includes one or more of the following:
  • the first frequency domain information includes one or more of the reference point Point A information, the absolute radio frequency channel number ARFCN and the starting physical resource block PRB;
  • the second frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the third frequency domain information including frequency layer identification ID
  • the first time domain information includes one or more items of a start symbol and a symbol length.
  • the information of the target SL resource pool includes one or more of the following:
  • Termination symbol or termination slot
  • the third frequency domain information includes one or more of the number of subchannels, the number of consecutive PRBs contained in the subchannel, the number of PRBs, the bitmap of the PRB bitmap, the number of RBs, and the starting PRB of the smallest numbered subchannel;
  • the target BWP satisfies at least one of the following:
  • the first parameter of the target BWP is different from the first parameter of the SL BWP, and the first parameter includes an SCS and/or CP type;
  • the starting frequency domain position of the SL positioning reference signal on the target BWP is different from the starting frequency domain position of the SL positioning reference signal on the SL BWP;
  • the bandwidth of the SL positioning reference signal on the target BWP is different from the bandwidth of the SL positioning reference signal on the SL BWP;
  • the start symbol of the SL positioning reference signal on the target BWP is different from the start symbol of the SL positioning reference signal on the SL BWP.
  • the target SL resource pool satisfies at least one of the following:
  • the first parameter of the target SL resource pool is different from the first parameter of the SL resource pool, and the first parameter includes SCS and/or CP type;
  • the number of subchannels of the target SL resource pool is different from the number of subchannels of the SL resource pool;
  • the number of PRBs of the subchannel of the target SL resource pool is different from the number of PRBs of the subchannel of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is different from the SL time domain resources of the SL resource pool;
  • the time domain bitmap information of the target SL resource pool is a subset of the SL time domain resources of the SL resource pool;
  • the start symbols of the target SL resource pools are different from the start symbols of the SL resource pools;
  • the starting slot of the target SL resource pool is different from the starting slot of the SL resource pool
  • the initial symbol length of the target SL resource pool is different from the initial symbol length of the SL resource pool
  • the initial slot length of the target SL resource pool is different from the initial slot length of the SL resource pool
  • the cycle of the target SL resource pool is different from the cycle of the SL resource pool.
  • the processor 710 is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the processor 710 is further configured to:
  • the processor 710 is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the processor 710 is further configured to:
  • the processor 710 is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference Signal.
  • the processor 710 is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmitting or measuring the SL positioning reference signal.
  • the first signal and/or the first channel is transmitted in the SL BWP or the SL resource pool, including:
  • the first signal and/or the first channel and the SL positioning reference signal satisfy one or more of the following:
  • the band of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the subchannel of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the BWP of the SL positioning reference signal
  • the resource pool of the first signal and/or the first channel is the same as that of the SL positioning reference signal
  • the first signal and/or the first channel are the same as the carrier of the SL positioning reference signal.
  • the processor 710 is further configured to:
  • the terminal stops transmitting or measuring the SL positioning reference signal
  • the terminal stops transmission or The SL positioning reference signal is measured.
  • the first signal includes one or more of the following:
  • the first channel includes one or more of the following:
  • Physical sidelink control channel PSCCH Physical sidelink control channel PSCCH.
  • the existence of the first signal and/or the first channel includes one or more of the following:
  • said first signal and/or first channel is transmitted on symbols of said SL positioning reference signal transmission or measurement;
  • the first signal and/or the first channel is transmitted on the slot where the SL positioning reference signal is transmitted or measured;
  • the first signal and/or first channel is transmitted over a time region of transmission or measurement of the SL positioning reference signal.
  • the processor 710 is further configured to:
  • the terminal switches to the target resource to transmit or measure the SL positioning reference signal, part of the first signals or channels are switched to the target resource for transmission.
  • the processor 710 is further configured to:
  • the terminal sends the terminal capability to the network device, the terminal capability is used to indicate whether the terminal supports transmission or measurement of SL positioning reference signals within the SL BWP or SL resource pool, or the terminal capability is used to indicate the Whether the terminal supports target resource transmission or measurement of SL positioning reference signals outside the SL BWP or SL resource pool.
  • the processor 710 is further configured to:
  • the terminal sends a request message to the network device, and the request message is used to request the network device to configure the terminal to transmit or measure the SL positioning reference signal within the SL BWP or SL resource pool, or the request message is used to request
  • the network device configures the terminal to transmit or measure SL positioning reference signals on target resources outside the SL BWP or SL resource pool.
  • the SL positioning reference signal configuration information includes first indication information
  • the first indication information is used to indicate that the SL positioning reference signal is transmitted or measured within the SL BWP or the SL resource pool;
  • the first indication information is used to indicate that the SL positioning reference signal is to be transmitted or measured on target resources other than the SL BWP or the SL resource pool.
  • the SL positioning reference signal configuration information further includes one or more of the following:
  • the embodiment of the present application also provides a network device, including a processor and a communication interface, and the communication interface is used for the network device to send SL positioning reference signal configuration information to the terminal; wherein, the SL positioning reference signal configuration information is used by the terminal in Transmit or measure the SL positioning reference signal on a target resource other than the SL BWP or the SL resource pool; or, the SL positioning reference signal configuration information is used for the terminal to transmit or measure the SL positioning reference signal within the SL BWP or the SL resource pool;
  • the SL positioning reference signal is an SL signal used for positioning.
  • the network device embodiment corresponds to the above-mentioned network device method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to this network device embodiment, and can achieve the same technical effect.
  • the embodiment of the present application also provides a network device.
  • the network device 800 includes: an antenna 81 , a radio frequency device 82 , a baseband device 83 , a processor 84 and a memory 85 .
  • the antenna 81 is connected to a radio frequency device 82 .
  • the radio frequency device 82 receives information through the antenna 81, and sends the received information to the baseband device 83 for processing.
  • the baseband device 83 processes the information to be sent and sends it to the radio frequency device 82
  • the radio frequency device 82 processes the received information and sends it out through the antenna 81 .
  • the method performed by the network device in the above embodiments may be implemented in the baseband device 83, where the baseband device 83 includes a baseband processor.
  • the baseband device 83 may include at least one baseband board, for example, a plurality of chips are arranged on the baseband board, as shown in FIG.
  • the program executes the network device operations shown in the above method embodiments.
  • the network device may also include a network interface 86, such as a common public radio interface (common public radio interface, CPRI).
  • a network interface 86 such as a common public radio interface (common public radio interface, CPRI).
  • the network device 800 in the embodiment of the present disclosure also includes: instructions or programs stored in the memory 85 and operable on the processor 84, and the processor 84 calls the instructions or programs in the memory 85 to execute the modules shown in FIG. 5 To avoid duplication, the method of implementation and to achieve the same technical effect will not be repeated here.
  • the embodiment of the present application also provides a readable storage medium, the readable storage medium may be nonvolatile or volatile, the readable storage medium stores programs or instructions, and the programs or instructions are stored in When executed by the processor, each process of the above embodiment of the positioning reference signal processing method can be realized, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiments.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk, and the like.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the above-mentioned processing method of positioning reference signals
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run programs or instructions to implement the above-mentioned processing method of positioning reference signals
  • 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.
  • An embodiment of the present application further provides a computer program product, the computer program product is stored in a non-transitory readable storage medium, and the computer program product is executed by at least one processor to realize the above-mentioned processing of the positioning reference signal
  • Each process of the method embodiment can achieve the same technical effect, and will not be repeated here to avoid repetition.

Abstract

La présente demande se rapporte au domaine technique des communications, et divulgue un procédé de traitement de signal de référence de positionnement, un dispositif, et un support de stockage lisible. Le procédé comprend les étapes suivantes : un terminal transmet ou mesure, selon une capacité de terminal et/ou des informations de configuration de signal de référence de positionnement SL, un signal de référence de positionnement SL sur une ressource cible à l'extérieur d'une BWP SL ou une ressource cible à l'extérieur d'un groupe de ressources SL ; ou le terminal transmet ou mesure le signal de référence de positionnement SL dans la BWP SL ou le groupe de ressources SL selon la capacité de terminal et/ou les informations de configuration de signal de référence de positionnement SL. Le signal de référence de positionnement SL est un signal SL pour le positionnement.
PCT/CN2022/141543 2021-12-24 2022-12-23 Procédé de traitement de signal de référence de positionnement, dispositif, et support de stockage lisible WO2023116905A1 (fr)

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CN202111600538.2A CN116366216A (zh) 2021-12-24 2021-12-24 定位参考信号的处理方法、设备及可读存储介质
CN202111600538.2 2021-12-24

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021112610A1 (fr) * 2019-12-06 2021-06-10 엘지전자 주식회사 Procédé et dispositif pour terminal destiné à transmettre un signal de référence de positionnement dans un système de communication sans fil prenant en charge une communication en liaison latérale
WO2021240478A1 (fr) * 2020-05-29 2021-12-02 Lenovo (Singapore) Pte. Ltd. Configuration de groupe de ressources de liaison latérale
WO2021243580A1 (fr) * 2020-06-02 2021-12-09 北京小米移动软件有限公司 Procédé et appareil pour transmettre un signal référence de positionnement de liaison descendante, et support de stockage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021112610A1 (fr) * 2019-12-06 2021-06-10 엘지전자 주식회사 Procédé et dispositif pour terminal destiné à transmettre un signal de référence de positionnement dans un système de communication sans fil prenant en charge une communication en liaison latérale
WO2021240478A1 (fr) * 2020-05-29 2021-12-02 Lenovo (Singapore) Pte. Ltd. Configuration de groupe de ressources de liaison latérale
WO2021243580A1 (fr) * 2020-06-02 2021-12-09 北京小米移动软件有限公司 Procédé et appareil pour transmettre un signal référence de positionnement de liaison descendante, et support de stockage

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