WO2024012477A1 - 基于sl定位辅助信息的通信方法、终端和网络侧设备 - Google Patents
基于sl定位辅助信息的通信方法、终端和网络侧设备 Download PDFInfo
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- WO2024012477A1 WO2024012477A1 PCT/CN2023/106908 CN2023106908W WO2024012477A1 WO 2024012477 A1 WO2024012477 A1 WO 2024012477A1 CN 2023106908 W CN2023106908 W CN 2023106908W WO 2024012477 A1 WO2024012477 A1 WO 2024012477A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/18—Interfaces between hierarchically similar devices between terminal devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0236—Assistance data, e.g. base station almanac
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
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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
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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
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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
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W72/0446—Resources in time domain, e.g. slots or frames
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W72/0457—Variable allocation of band or rate
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/25—Control channels or signalling for resource management between terminals via a wireless link, e.g. sidelink
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- H—ELECTRICITY
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- H04W76/00—Connection management
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- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
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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
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
Definitions
- This application belongs to the field of communication technology, and specifically relates to a communication method, terminal and network side equipment based on SL positioning assistance information.
- a secondary link (Sidelink, SL), also called a side link or an edge link, is used for direct communication between terminal equipment (User Equipment, UE) without going through network side equipment.
- the Long Term Evolution (LTE) system supports secondary link transmission starting from the 12th release version, but the LTE secondary link communicates based on broadcast, although it can be used to support vehicle to everything (V2X) Basic security communication, but not suitable for other more advanced V2X services.
- V2X vehicle to everything
- the 5th Generation New Radio (5G NR) system will support more advanced sidelink transmission designs, such as unicast , multicast or multicast, etc.
- the delivery of SL configuration information may require the UE to report some auxiliary information (UE assistance Info) to the network side device, otherwise it may not be possible to assist SL positioning.
- UE assistance Info some auxiliary information
- Embodiments of the present application provide a communication method, terminal and network side device based on SL positioning auxiliary information.
- the UE reports SL positioning auxiliary information to the network side device.
- the network side device can report to the network side device based on the first SL positioning auxiliary information.
- the first terminal configures the information required for SL positioning, and can assist in SL positioning and/or configure appropriate resources for SL positioning.
- a communication method based on SL positioning assistance information includes:
- the first terminal determines the first SL positioning assistance information
- the first terminal reports the first SL positioning assistance information to the network side device
- the first SL positioning assistance information is used by the network side device to report to the first terminal Configure information required for SL positioning, where the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- a communication device based on SL positioning assistance information includes:
- the first determination module is used to determine the first SL positioning assistance information
- a first reporting module configured to report the first SL positioning assistance information to the network side device
- the first SL positioning assistance information is used by the network side device to configure the information required for SL positioning to the first terminal, and the information required for SL positioning includes at least SL positioning assistance data and SL positioning configuration information. A sort of.
- a communication method based on SL positioning assistance information includes:
- the network side device receives the first SL positioning assistance information reported by the first terminal;
- the network side device configures SL positioning required information to the first terminal based on the first SL positioning assistance information, where the SL positioning required information includes at least one of SL positioning assistance data and SL positioning configuration information.
- a communication device based on SL positioning assistance information includes:
- the first receiving module is used by the network side device to receive the first SL positioning assistance information reported by the first terminal;
- a first configuration module configured for the network side device to configure SL positioning required information to the first terminal based on the first SL positioning assistance information, where the SL positioning required information includes SL positioning assistance data and SL positioning configuration. at least one of the information.
- a terminal in a fifth aspect, includes a processor and a memory.
- the memory stores programs or instructions that can be run on the processor.
- the program or instructions are executed by the processor, the following implementations are implemented: The steps of the method described in one aspect.
- a terminal including a processor and a communication interface, wherein the processor is used to determine first SL positioning assistance information, and the communication interface is used to report the first SL positioning assistance to a network side device.
- Information wherein the network side device includes at least one of a base station and a positioning management function LMF, and the first SL positioning assistance information is used by the network side device to configure SL positioning required information to the first terminal,
- the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- a network side device in a seventh aspect, includes a processor and a memory.
- the memory stores programs or instructions that can be run on the processor.
- the program or instructions are executed by the processor.
- a network side device including a processor and a communication interface, wherein the communication interface is configured to receive the first SL positioning assistance information reported by the first terminal, and the processor is configured to based on the first The SL positioning assistance information configures the SL positioning required information to the first terminal, wherein the network side device includes at least one of a base station and a positioning management function LMF, and the SL The information required for positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- a communication system including: a terminal and a network side device.
- the terminal can be used to perform the steps of the communication method based on SL positioning assistance information as described in the first aspect.
- the network side device can be used to Perform the steps of the communication method based on SL positioning assistance information as described in the third aspect.
- a readable storage medium is provided. Programs or instructions are stored on the readable storage medium. When the programs or instructions are executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method are implemented as described in the first aspect. The steps of the method described in the third aspect.
- a chip in an eleventh aspect, 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 method described in the first aspect. method, or implement a method as described in the third aspect.
- a computer program/program product is provided, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement as described in the first aspect The steps of the three methods.
- the network side device can configure the SL positioning information to the first terminal based on the first SL positioning auxiliary information.
- the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information. Therefore, the network side device can achieve at least one of the purposes of assisting SL positioning and configuring appropriate resources for SL positioning. .
- Figure 1 is a block diagram of a wireless communication system provided by an embodiment of the present application.
- Figure 2 is a schematic diagram of a transmission interface of a wireless communication system provided by an embodiment of the present application.
- FIG. 3A is a schematic flowchart of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 3B is a schematic diagram of the RTT positioning process.
- Figure 3C is a schematic diagram of the SL RTT positioning principle.
- Figure 3D is a schematic diagram of the SL dual RTT or multi-RTT positioning principle.
- Figure 4 is a schematic flowchart of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 5 is a schematic flowchart of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 6 is a schematic flowchart of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 7 is a diagram of a communication method based on SL positioning assistance information provided by an embodiment of the present application. Process diagram.
- Figure 8 is a schematic flowchart of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 9 is a schematic diagram of an application example of a communication method based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 10 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- FIG. 11 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 12 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 13 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 14 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 15 is a schematic structural diagram of a communication device based on SL positioning assistance information provided by an embodiment of the present application.
- Figure 16 is a schematic structural diagram of a communication device of the present application.
- Figure 17 is a schematic diagram of the hardware structure of the terminal according to the embodiment of the present application.
- Figure 18 is a schematic diagram of the hardware structure of the network side device according to the embodiment of the present application.
- first, second, etc. in the description and claims of this application are used to distinguish similar objects and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first" and “second” are distinguished objects It is usually one type, and the number of objects is not limited.
- the first object can be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the related objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-A
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access Address
- SC-FDMA Single-carrier Frequency Division Multiple Access
- system and “network” in the embodiments of this application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and NR terminology is used in much of the following description, but these techniques can also be applied to applications other than NR system applications, such as 6th generation Generation, 6G) communication system.
- 6G 6th generation Generation
- FIG. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable.
- the wireless communication system includes a terminal 11 and a network side device 12.
- the terminal 11 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 handheld computer, a netbook, or a super mobile personal computer.
- Tablet Personal Computer Tablet Personal Computer
- laptop computer laptop computer
- PDA Personal Digital Assistant
- PDA Personal Digital Assistant
- UMPC ultra-mobile personal computer
- UMPC mobile Internet device
- MID mobile Internet device
- augmented reality augmented reality, AR
- VR virtual reality
- robots wearable devices
- Vehicle user equipment VUE
- pedestrian terminal pedestrian terminal
- PUE pedestrian terminal
- smart home home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.
- game consoles personal computers (personal computer, PC), teller machine or self-service machine 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, smart anklets) bracelets, smart anklets, etc.), smart wristbands, smart clothing, etc.
- the network side equipment 12 may include access network equipment or core network equipment, where the access network equipment may also be called wireless access network equipment, radio access network (Radio Access Network, RAN), radio access network function or wireless access network unit.
- Access network equipment can include base stations, Wireless Local Area Network (WLAN) access points or WiFi nodes, etc.
- the base station can be called Node B, evolved Node B (eNB), access point, base station, etc.
- BTS Base Transceiver Station
- BSS Basic Service Set
- ESS Extended Service Set
- home B-node home evolved B-node
- TRP Transmitting Receiving Point
- the base station is not limited to specific technical terms. It should be noted that in the embodiment of this application, only The base station in the NR system is taken as an example for introduction, and the specific type of base station is not limited.
- Core network equipment may include but is not limited to at least one of the following: core network nodes, core network functions, Mobility Management Entity (MME), Access and Mobility Management Function (AMF), Session Management Function (SMF), User Plane Function (UPF), Policy Control Function (Policy Control Function, PCF), Policy and Charging Rules Function (PCRF), Edge Application Server Discovery Function (EASDF), Unified Data Management (UDM) ), Unified Data Repository (UDR), Home Subscriber Server (HSS), Centralized network configuration (CNC), Network Repository Function (NRF), network opening 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 server, location management function (Location Management Function, LMF), based on Evolved Serving Mobile Location Center (E-SMLC), etc.
- MME Mobility Management Entity
- AMF Access and Mobility Management Function
- SMF Session Management Function
- Sidelink also called side link, side link or side link.
- the side link is used for direct data transmission between terminal devices 11 without passing through the network side device 12, and the secondary link transmission is relative to the main link transmission.
- the main link transmission includes terminals. The uplink transmission initiated by the device 11 to the network side device 12 and the downlink transmission initiated by the network side device 12 to the terminal device 11.
- LTE sidelink is based on broadcast communication and can be used to support basic security communications of vehicle to everything (V2X), but is not suitable for other more advanced V2X services.
- V2X vehicle to everything
- the 5G NR (New Radio) system supports more advanced sidelink transmission design, such as unicast, multicast or multicast, etc., thus supporting more comprehensive service types.
- NR sidelink includes but is not limited to at least one of the following channels:
- PSCCH Physical sidelink control channel
- PSSCH Physical sidelink shared channel
- PSDCH Physical sidelink broadcast channel
- PFCH Physical sidelink feedback channel
- NR sidelink includes but is not limited to at least one of the following signals:
- S-PSS Sidelink Primary Synchronization Signal
- S-SS Sidelink Synchronization Signal
- S PRS Sidelink Positioning Reference Signal
- SL DMRS Sidelink Demodulation Reference Signal
- SL CSI-RS Sidelink Channel State Information Reference Signal
- SL PTRS Sidelink Phase-tracking reference signal
- NR V2X defines two resource allocation modes (mode), one is mode1, which schedules resources for the base station; the other is mode2, where the UE decides what resources to use for transmission.
- the resource information may come from the base station's broadcast message or preconfigured information. If the UE works within the range of the base station and has a Radio Resource Control (RRC) connection with the base station, it can be 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 base station range, it can only work in mode2 and perform V2X transmission based on preconfigured information.
- RRC Radio Resource Control
- the specific working method is as follows: 1) After the resource selection is triggered, the transmitting terminal (TX UE) first determines the resource selection window. The lower boundary of the resource selection window is at the T1 time after the resource selection is triggered, and the upper boundary of the resource selection window is The boundary is at T2 time after triggering, where T2 is a value selected by the UE implementation within the packet delay budget (PDB) of its transport block (TB) transmission, and T2 is not earlier than T1. 2) Before resource selection, the UE needs to determine the candidate resource set (candidate resource set) for resource selection, and do the reference signal received power (RSRP) measured on the resources within the resource selection window with the corresponding RSRP threshold.
- PDB packet delay budget
- TB transport block
- NR V2X supports a chained resource reservation method, that is, a Sidelink Control Information (SCI) can reserve the current resource, and up to two additional resources can be reserved, and the next resource can be reserved. , two more reserved resources can be indicated. Within the selection window, resources can be continuously reserved using dynamic reservation.
- SCI Sidelink Control Information
- Figure 2 shows a schematic diagram of a transmission interface of a wireless communication system to which embodiments of the present application are applicable.
- the new generation radio access network can include an NR node (gNB) and a new generation evolved node B (New Generation evolved Node B, ng-eNB).
- gNB and ng-eNB communicates through the (such as gNB or ng-eNB) communicate through the Uu interface; outside the coverage of NG-RAN (Outside NG-RAN coverage), the terminal (such as UE1 or UE2) and the terminal (such as UE3) communicate through the PC5 interface .
- the SL positioning reference signal refers to the reference signal used for SL positioning, and does not necessarily only refer to SL PRS.
- the SL positioning reference signal may include but is not limited to at least one of the following:
- S PRS Sidelink Positioning Reference Signal
- SL CSI-RS Sidelink Channel State Information Reference Signal
- SL PTRS Sidelink Phase-tracking reference signal
- SL DMRS Sidelink Demodulation Reference Signal
- one embodiment of the present application provides a communication method based on SL positioning assistance information.
- the method may include:
- Step 301 The first terminal determines the first SL positioning assistance information.
- Step 302 The first terminal reports the first SL positioning assistance information to the network side device.
- the first SL positioning assistance information is used by the network side device to configure the information required for SL positioning to the first terminal, and the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information. .
- the network side device includes at least one of a base station and a location management function (Location Management Function, LMF).
- LMF Location Management Function
- the first SL positioning assistance information includes SL positioning assistance information of one or more related terminals.
- the related terminal refers to a terminal related to SL positioning.
- the related terminal may include at least one of a first terminal and a second terminal.
- the second terminal includes a terminal that establishes an SL connection with the first terminal and performs SL positioning with the first terminal.
- the second terminal may be a target terminal, assistance UE (auxiliary terminal, that is, a terminal used to assist SL positioning), a location serve terminal (a terminal that performs location services), or a reference UE (reference UE). terminal), one or more of the positioning reference unit (PRU).
- assistance UE auxiliary terminal, that is, a terminal used to assist SL positioning
- location serve terminal a terminal that performs location services
- reference UE reference UE
- PRU positioning reference unit
- the second terminal may be a terminal determined based on the discovery process that can be used for SL positioning.
- SL positioning auxiliary information generally refers to relevant information used for network-side equipment to assist or assist terminals in achieving SL positioning. The following will take the first SL positioning auxiliary information as an example to explain what information these SL positioning auxiliary information can include, which will not be discussed here. Repeat.
- the embodiment of the present application provides a communication method based on SL positioning auxiliary information. Since the first terminal will report the first SL positioning auxiliary information to the network side device, the network side device can be based on the first SL positioning auxiliary information. Configuring the information required for SL positioning to the first terminal.
- the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information. Therefore, the network side device can be enabled to assist SL positioning and provide SL positioning. Locate resources configured appropriately for at least one purpose.
- the method shown in Figure 3A may further include: the first terminal receiving second SL positioning assistance information sent by the second terminal, the second SL positioning assistance information being used by the first terminal Determine the first SL positioning assistance information. More specifically, the second SL positioning assistance information is used by the first terminal to determine that the first SL positioning assistance information contains the SL positioning assistance information of the second terminal.
- the first SL positioning assistance information reported by the first terminal includes related information of the second terminal (such as SL positioning assistance information), possibly because the third terminal
- the second terminal has an SL connection with the first terminal or the first terminal discovers through the discovery process that the second terminal can be used to assist SL positioning, so the first SL positioning assistance information contains the information of the second terminal.
- the first terminal can be either a transmitting terminal (TX UE) or a receiving terminal (RX UE), and when the relevant terminal includes both the first terminal and the second terminal, if the If the first terminal is a TX UE, the number of the second terminals may be more than one (one or more).
- the first terminal can be either a target terminal (a terminal that needs to be positioned) or an auxiliary terminal.
- the relevant terminals include both a first terminal and a second terminal, if the first terminal is an auxiliary terminal UE, the second terminal may include a target terminal and may also include other auxiliary terminals.
- the following takes the first SL positioning assistance information as an example to illustrate what information the SL positioning assistance information may specifically include.
- the above-mentioned first SL positioning assistance information may include at least one of the following:
- Period information used to indicate the period for transmitting SL positioning-related information of the relevant terminal tendency, such as the SL PRS transmission (event trigger) period and the SL positioning measurement result reporting (event) report) cycle and other information; optionally, in one embodiment, the cycle information may also include information indicating whether the transmission of SL positioning-related information is periodic, such as single or periodic.
- the positioning service indication information is used to indicate the positioning request carried in the application layer or the positioning server; the positioning request indication information can be
- the requirements of the positioning service may specifically include but are not limited to at least one of the following: accuracy, delay, priority, reliability, energy consumption, etc., so that the network testing equipment can determine the location service according to the requirements. Determine the corresponding resource allocation according to the requirements.
- the requirements for positioning services can be reported directly by the relevant terminals, or indirectly through a Quality Index (Project Quality Index, PQI) or some other quality of service (Quality of Service, QoS) identification (Identity, ID).
- PQI Quality Index
- QoS Quality of Service
- the ID of the second terminal wherein the ID of the second terminal may be a destination ID, a member ID, a 5G S-Temporary Mobile subscription identifier (5G S-Temporary Mobile Subscription Identifier, 5G-S-TMSI), application layer identification information and Cell Radio Network Temporary Identifier (C-RNTI), etc. At least one. Wherein, if the second terminal is an auxiliary terminal, optionally, location information of the second terminal may also be included.
- 5G S-Temporary Mobile subscription identifier 5G S-Temporary Mobile Subscription Identifier, 5G-S-TMSI
- C-RNTI Cell Radio Network Temporary Identifier
- the first time interval information corresponding to the relevant terminal includes at least one of the first transmission time interval information and the second transmission time interval information, wherein the first transmission time The interval information is the transmission time interval information of the first SL positioning reference signal and the second SL positioning reference signal.
- the second transmission time interval information is the maximum transmission interval between the measurement result reporting information of the first SL positioning reference signal and the first information.
- the first SL positioning reference signal is the SL positioning reference signal sent by the related terminal
- the second SL positioning reference signal is the SL positioning reference signal received by the related terminal
- the first information includes SL positioning At least one of request information and SL positioning measurement information.
- Transmission time information of the relevant terminal's tendency to transmit the SL positioning reference signal where the transmission time information includes at least one of a transmission start time and a transmission end time.
- the network side device may configure the SL positioning reference signal-related information to the first terminal based on the 14 pieces of information.
- the above information may be related to one or more second terminals. Therefore, when the first SL positioning assistance information includes the identification information of one or more second terminals, the network side device can select an appropriate second terminal to help the second terminal. A terminal or target terminal performs SL positioning.
- the RTT positioning process includes:
- Step 1 The initiating device (Initiating Device) initiates an RTT measurement request to the responding device (Responding Device).
- the above initiating device refers to the device initiating the positioning request
- the responding device refers to the device responding to the positioning request. It can be understood that in SL positioning, the initiating device may be a terminal, and the responding device may be another terminal. Specifically, when the initiating device is the first terminal in the embodiment of this application, the responding device may be the first terminal in the embodiment of this application. in the second terminal.
- Step 2 The responding device receives the RTT measurement request.
- the responding device may prepare to receive the RTT measurement signal.
- Step 3 The initiating device sends the RTT measurement signal to the responding device at time t0.
- Step 4 Respond to the device measuring the RTT measurement signal sent by the initiating device, and obtain the time of arrival (Time of Arrival, TOA) t1 of the RTT measurement signal.
- time of Arrival TOA
- Step 5 The responding device sends an RTT measurement signal to the responding device at time t2.
- Step 6 The responding device sends the RX-TX time difference: t2-t1 to the initiating device.
- the responding device can also send the RX-TX time difference in the payload of the RTT measurement signal sent at time t2.
- Step 7 Initiate device measurement and respond to the RTT measurement signal sent by the device to obtain TOA t3.
- RTT t3-t0-(t2-t1), if you want to estimate the distance between the initiating device and the responding device, divide the RTT by 2 and multiply by the speed of light to get it.
- RTT positioning does not require absolute synchronization between the initiating device and the responding device. Because, t2 and t1 only need to refer to the synchronization source of the responding device, and t3 and t0 only need to refer to the synchronization source of the initiating device.
- FIG 3C shows a schematic diagram of the principle of SL positioning using RTT.
- the initiating device can be the first terminal
- the receiving device can be the second terminal.
- the RTT measurement signal sent by the first terminal to the second terminal at time t0 is SL-PRS1
- the second terminal sends it to the second terminal at time t0. always to the first
- the RTT measurement signal sent by a terminal is SL-PRS2.
- the first time interval information when the above-mentioned first time interval information is the transmission time interval information of the first SL positioning reference signal and the second SL positioning reference signal (first transmission time interval information ), the first time interval may specifically be the transmission time interval between SL-PRS1 and SL-PRS2: T+T reply (as shown in Figure 3C); when the above-mentioned first time interval is the first SL positioning reference signal
- the first time interval when the measurement result reporting information and the maximum transmission interval information of the first information (second transmission time interval information), the first time interval may be the maximum transmission interval between SL-PRS1 and the first information, where the first information may be The RTT measurement request in step 2 or the RTT measurement information in step 4 shown in Figure 3B.
- Figure 3D shows a schematic diagram of the principle of SL positioning using dual RTT or multiple RTT.
- the initiating device is the first terminal and the receiving device is the second terminal.
- the first time interval may specifically be the transmission time interval between SL-PRS1 and SL-PRS2: T+T reply1 (as shown in Figure 3D); when the above-mentioned first time interval information is the first SL positioning reference signal
- the first time interval may be the maximum transmission interval between the measurement result reporting information and the first information of SL-PRS1, where,
- One piece of information may be the RTT measurement request in step 2 or the RTT measurement information in step 4 shown in FIG. 3
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- Second bandwidth part (Bandwidth Part, BWP) indication information (16) First bandwidth part (Bandwidth Part, BWP) indication information.
- the first frequency point indication information is used to indicate at least one of a first frequency point and a first frequency point list
- the first frequency point is a frequency point that the relevant terminal tends to use for transmitting the SL positioning reference signal.
- the first frequency point list is a list of frequency points that the relevant terminal tends to use for transmitting SL positioning reference signals.
- the first frequency point list is The SL positioning assistance information includes the first frequency point indication information
- the second frequency point is a frequency point used to transmit a sidelink shared channel (SL-SCH). That is to say, when the channel used for transmitting SL data and the frequency point used for transmitting SL positioning reference signals are different, the first frequency point indication information and the second frequency point indication information may be included respectively.
- SL-SCH sidelink shared channel
- the first frequency point indication information may include but is not limited to at least one of the following information:
- the first frequency point indication information is used to instruct or assist the network side device to configure the dedicated first frequency point.
- the first BWP indication information is used to indicate a first BWP
- the first BWP is a BWP that the relevant terminal tends to use for transmitting the SL positioning reference signal.
- the first SL positioning assistance information includes the first BWP indication information
- the second BWP is the BWP used by the relevant terminal to transmit SL-SCH. That is to say, when the channel used for transmitting SL data and the frequency point used for transmitting SL positioning reference signals are different, the first BWP indication information and the second BWP indication information may be included respectively.
- the first BWP indication information may include but is not limited to at least one of the following information:
- the first BWP indication information is used to instruct or assist the network side device to configure the dedicated first BWP.
- the first SL positioning assistance information includes the above-mentioned items 15 and 16.
- the network side device may configure the frequency point information and BWP used to transmit at least one of the SL positioning reference signal and SL positioning information to the first terminal according to the above-mentioned items 15 and 16.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the configuration information of SL DRX may include but is not limited to at least one of the following:
- SL DRX has two states: off and On.
- the off state is an inactive state.
- the on state is the activated state.
- the network side device can be based on Items 17 and 18 above configure the configuration information of SL DRX to the first terminal.
- the network side device may prevent the scheduled or configured resource transmitting the SL positioning reference signal from being located at the DRX off time based on the information in items 17 and 18 above.
- the network side device can determine the configuration information of SL DRX based on the information in items 17 and 18 and the configuration information of Uu port DRX, that is, align SL DRX and Uu DRX.
- the network side device may configure the first terminal with the second terminal based on the above-mentioned items 17 and 18.
- the information required for SL positioning is determined after considering the SL DRX configuration information to assist the first terminal and the second terminal in completing SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the configuration information of the measurement gap includes but is not limited to at least one of the following.
- the first SL positioning assistance information includes the above-mentioned items 19 and 20.
- the network side device can configure the measurement gap of the relevant terminal to the first terminal based on the above-mentioned items 19 and 20 to assist the relevant terminal to complete the measurement of the SL positioning reference signal within the measurement gap.
- the network side device can avoid scheduling or configuration based on the above-mentioned items 19 and 20.
- the resource for transmitting the SL positioning reference signal is located within the measurement interval.
- the network side device may configure the second terminal to the first terminal based on the above-mentioned items 19 and 20.
- the information required for SL positioning determined after measuring the gap is obtained to assist the first terminal and the second terminal in completing SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the first SL positioning assistance information includes the above-mentioned items 21 to 23.
- the network side device can configure the relevant synchronization information of the second terminal to the first terminal based on the above-mentioned items 21 to 23 to assist the second terminal in completing the measurement of the SL positioning reference signal.
- the network side device may determine the schedule or configuration based on the above-mentioned items 21 to 23.
- the resource for transmitting the SL positioning reference signal or measuring the SL positioning reference signal is to consider the synchronization information to confirm the resource for transmitting the SL positioning reference signal or measuring the SL positioning reference signal.
- the network side device may configure the first terminal to the first terminal according to the above-mentioned items 21 to 23.
- the second terminal considers the synchronization information required for SL positioning to assist the first terminal and the second terminal in completing SL positioning.
- the above first SL positioning assistance information may also include:
- the first SL positioning assistance information also includes preset capability information of the second terminal.
- the preset capability information of the second terminal includes at least one of the following:
- the number of SL positioning reference signals that the second terminal can measure in a single time slot for example, the number can be 1, 2, 4, 6, 8, 16, 24 or 32, etc.;
- the number of SL positioning reference signals that the second terminal can send in a single time slot for example, the number can be 1, 2, 4, 6, 8, 16, 24 or 32, etc.;
- the second time interval information corresponding to the second terminal refers to the time interval information between sending the SL positioning reference signal and receiving the SL positioning reference signal;
- the third time interval information corresponding to the second terminal refers to the time interval information for transmitting the SL positioning reference signal and the secondary link shared channel SL-SCH;
- the 8th capability Specifically, it may include but is not limited to at least one of the following capabilities:
- the frequency point of the first BWP supported by the second terminal is the same as or different from the frequency point of the second BWP, which is used by the relevant terminal to transmit the secondary link shared channel SL-SCH.
- the above-mentioned item 24 information is about the preset capability of the second terminal.
- the network side device can provide The first terminal configures the information required for SL positioning that matches the preset capabilities of the second terminal to assist the first terminal and the second terminal in completing SL positioning.
- the above first SL positioning assistance information may also include:
- the positioning mode information used by the relevant terminal is used to indicate but is not limited to at least one of the following information:
- the reference point includes at least one of the reference terminal and the reference transmitting and receiving point TRP;
- the network side device can configure the first terminal according to the above-mentioned item 25 information that matches the positioning method adopted by the relevant terminal. Information required for positioning, thereby assisting the relevant terminal to complete relevant positioning.
- the network side device may determine the positioning method used by the first terminal and the related terminal based on the above-mentioned item 25 information, thereby requesting the related terminal to use the positioning method to complete related positioning.
- the above first SL positioning assistance information may also include:
- RSU Road side unit
- the RSU-related auxiliary information includes but is not limited to at least one of the following:
- the measurement information of the RSU may include but is not limited to at least one of energy information, time information and angle information;
- the network side device can determine the relevant configuration information of the RSU used to assist the first terminal or the target terminal according to the above-mentioned item 26 information, thereby assisting The relevant terminal completes SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following two items:
- the second information may include but is not limited to at least one of the following:
- the network side device can promptly learn the failure or rejection of the configuration of the second information, so as to promptly adjust the configuration of the second information.
- the above first SL positioning assistance information may also include:
- Timing error group (TEG) related information (29) Timing error group (TEG) related information.
- the TEG related information includes at least one of the following:
- the association list of TEG and SL positioning reference signal may include the following fields: TEG ID, timestamp and SL positioning reference signal;
- the TEG type includes at least one of the following: TX TEG, RX TEG and RXTX TEG;
- the network side device can adjust the relevant timing accordingly and perform configuration after adjustment.
- the network side device may request relevant terminal or SL positioning reference signals accordingly, so as to reduce the impact of the TEG.
- the above has enumerated the content contained in the SL positioning auxiliary information, taking the first SL positioning auxiliary information as an example. It should be noted that in addition to the (29) items listed above, the SL positioning auxiliary information may also contain unseen content. Other listed contents, these unlisted contents are also covered by SL positioning auxiliary information.
- the above step 302 may include: when the first preset trigger condition is met, the first terminal reports the first SL positioning assistance information to the network side device.
- the first preset trigger condition may include but is not limited to at least one of the following:
- the first terminal did not report the first SL positioning assistance information the last time it entered the connection state with the network side device;
- the first terminal needs to report the first SL positioning assistance information to obtain the information required for the SL positioning;
- the first SL positioning assistance information last reported by the first terminal lacks the relevant information of the second terminal.
- the relevant information of the second terminal includes the second terminal joining the first terminal. At least one of join information for SL communication and release information for the second terminal to release SL communication with the first terminal;
- the first SL positioning auxiliary information last reported by the first terminal lacks any of the 29 items of first SL positioning auxiliary information as mentioned above, specifically, the first bandwidth information (as mentioned above) is missing.
- the first item of the first SL positioning auxiliary information mentioned above), the first frequency point information (the second item of the first SL positioning auxiliary information mentioned above) and the period information (the third item of the first SL positioning mentioned above) Any item of information such as auxiliary information);
- Any item of first SL positioning auxiliary information of the first terminal changes, such as any one of the 29 items of first SL positioning auxiliary information mentioned above, specifically the first bandwidth information (above).
- Item 1 of the first SL positioning auxiliary information mentioned above first frequency point information (item 2 of the first SL positioning auxiliary information mentioned above) and period information (item 3 of the first SL positioning auxiliary information mentioned above)
- Any item of information such as SL positioning auxiliary information) changes;
- the first terminal's secondary link radio resource control (sidelink Radio Resource Control, SL RRC) reconfiguration fails.
- the first SL positioning auxiliary information is reported to the network side device, so that the network side device can configure the SL positioning requirements for the first terminal accordingly when needed. information rather than blind configuration, thereby improving communication effectiveness.
- an embodiment of the present application provides a communication method based on SL positioning assistance information.
- it may also include:
- Step 303 The first terminal receives the SL positioning required information configured by the network side device based on the first SL positioning assistance information.
- the SL positioning required information configured by the network side device matches the first SL positioning assistance information reported by the first terminal, for example, the frequency point information configured by the network side for transmitting SL-PRS
- the request in the first SL auxiliary information should be satisfied (for example, the first terminal reports a first frequency point list, and the network side selects one or more frequency points for transmitting SL-PRS), and the network side configures
- the resource pool configuration information used to transmit SL-PRS should meet the requirements in the first SL auxiliary information (such as start or end time, such as the number of subchannels (subchannel), etc.).
- the following example illustrates the specific information required for SL positioning. content.
- the network side device includes a base station
- the information required for SL positioning includes SL positioning configuration information
- the SL positioning configuration information configured by the base station to the first terminal may include but is not limited to at least the following: One item:
- Frequency point information used for SL positioning includes at least one of first frequency point information, first BWP information, absolute frequency point information and relative frequency point information, the first The frequency point information is a frequency point used to transmit the SL positioning reference signal, the first BWP is the BWP information used to transmit the SL positioning reference signal, and the information of the first BWP includes the frequency point information of the first BWP, The bandwidth information of the first BWP and the time domain location information used to transmit the SL positioning reference signal, where the absolute frequency point information can be point A or absolute radio frequency channel number (ARFCN), and the relative frequency The point information can be the starting physical resource block (Start Physical Resource Block, Start PRB);
- the configuration information of the RSU includes at least one of location information of the RSU and information related to signals transmitted by the RSU.
- the information related to the signals transmitted by the RSU is The information includes at least one of the sequence of the signal and the time-frequency information of the signal;
- the information on the SL positioning reference signal includes the sequence ID of the SL positioning reference signal, the period of the SL positioning reference signal, and the number of symbols occupied by the SL positioning reference signal. , the transmission power of the SL positioning reference signal, the SL The transmission time slot of the positioning reference signal, the comb structure value (comb size N) of the SL positioning reference signal, and the number of time slots occupied by the SL positioning reference signal;
- Resource selection window information of at least one SL positioning reference signal the resource selection window information is used for the first terminal to select SL resources, or the resource selection window information is used to indicate the resource selection of the related terminal window;
- the SL positioning configuration information configured by the base station to the first terminal may also include but is not limited to at least one of the following:
- First enabling information is used to indicate the enabling information of the SL positioning reference signal
- Measurement configuration information of the SL positioning reference signal is used to configure at least one of the following: at least one set of measurement configurations and at least one set of reporting configurations;
- the network side device further includes an LMF.
- the LMF can also configure at least one of the following SL positioning configuration information to the base station. :
- the network side device includes an LMF
- the information required for SL positioning includes SL positioning assistance data
- the SL positioning assistance data configured by the LMF to the first terminal may include but not Limited to at least one of the following:
- Frequency point information used for SL positioning includes at least one of first frequency point information, first BWP information, absolute frequency point information and relative frequency point information, the first The frequency point information is the frequency point used to transmit the SL positioning reference signal;
- the configuration information of the RSU includes at least one of location information of the RSU and information related to signals transmitted by the RSU.
- the information related to the signals transmitted by the RSU is The information includes at least one of the sequence of the signal and the time-frequency information of the signal;
- the information on the SL positioning reference signal includes the sequence ID of the SL positioning reference signal, the period of the SL positioning reference signal, and the number of symbols occupied by the SL positioning reference signal. , the transmission power of the SL positioning reference signal, the SL The transmission time slot of the positioning reference signal, the comb structure value of the SL positioning reference signal and the number of time slots occupied by the SL positioning reference signal.
- the information required for SL positioning may also include configuration information of the measurement gap of the relevant terminal, and the configuration information matches the 19th first SL positioning assistance information above.
- the measurement gap of the related terminal is determined based on the configuration information of the SL DRX of the related terminal, and the measurement gap of the related terminal is located at the inactivation time of the SL DRX of the related terminal.
- an embodiment of the present application provides a communication method based on SL positioning assistance information.
- the above step 302 and the above step 303 it may also include:
- Step 304 The first terminal sends the information required for SL positioning to the second terminal.
- the first terminal sends the SL positioning assistance data and/or the SL positioning configuration information among the information required for SL positioning to the second terminal, where the number of second terminals may be more than one.
- the first terminal can send the SL DRX configuration information of the UE to the second terminal through the UEAssistanceinformationSidelink, so that the second terminal knows the SL DRX information and sends the data.
- an embodiment of the present application provides a communication method based on SL positioning assistance information, which may also include: when the second terminal rejects the configuration in the SL positioning required information, the first terminal Update the first SL positioning assistance information and report it to the network side device.
- the second terminal rejects the resource pool configuration information used for transmission positioning, the measurement gap or the measurement window used to measure the SL-PRS.
- the first terminal needs to re-report the first SL Positioning assistance information.
- an embodiment of the present application provides a communication method based on SL positioning assistance information.
- the above step 302 may also include:
- Step 305 The first terminal or the Medium Access Control (MAC) layer of the first terminal sends resource request information to the network side device; or, the first terminal or the MAC layer of the first terminal Triggering resource request information to be sent to the network side device.
- MAC Medium Access Control
- the resource request information is used to request resources for transmitting SL positioning-related information from the network side device, where the SL positioning-related information includes at least one of an SL positioning reference signal and an SL positioning reference signal measurement result.
- the resource request information is used to request resources for transmitting SL positioning reference signals from the network side device.
- the resource request information includes at least one of the following:
- the period information used to transmit the SL positioning reference signal is used to indicate whether it is a periodic resource request and the specific period value.
- the first terminal may send the resource request information through a MAC control element (Control Element, CE). More specifically, the MAC CE may be a buffer status report (Buffer Status Report, BSR). The MAC CE is used to indicate but is not limited to the bandwidth information required for SL positioning reference signal transmission.
- the network side device configures the first terminal with multiple optional bandwidths and multiple optional subchannels (subchannels), the resource request information is sent through MAC CE, and the MAC CE uses Indicate at least one of the following:
- a sub-channel among the plurality of optional sub-channels is used to transmit the SL positioning reference signal.
- the network side device may be the serving cell (Pcell) of the first terminal.
- the first terminal or the MAC layer of the first terminal sends the resource request information to the network side device when the second preset trigger condition is met.
- the second preset trigger condition includes at least one of the following:
- the first terminal receives at least one of the SL positioning request information and the SL positioning reference signal
- the periodic timer for the first terminal to transmit the SL positioning reference signal expires.
- an embodiment of the present application provides a communication method based on SL positioning assistance information, which in addition to the above step 301, the above step 302, the above step 303, the above step 304 and the above step 305 , can also include:
- Step 306 The first terminal receives the first resource scheduled by the network side device based on the resource request information.
- the first resource includes at least one of a first SL resource and a second SL resource
- the first SL resource includes an SL resource used to transmit the SL positioning related information
- the second SL resource includes SL resources used to transmit the secondary link shared channel SL-SCH.
- the SL positioning related information may include at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the first terminal may perform, but is not limited to, at least one of the following steps:
- the first terminal sends the scheduling information of the first resource to the second terminal;
- the first terminal transmits an SL positioning reference signal to the second terminal on the first SL resource
- the first terminal transmits the SL positioning reference signal measurement result to the second terminal on the first SL resource.
- SL positioning can be achieved, and at the same time, the network device can assist or assist SL positioning.
- the first terminal may report the first SL positioning assistance information to the network side device through third information; or, the first terminal may report to the network side device through fourth information.
- the first SL positioning assistance information wherein the third information is SidelinkUEInformationNR or UAssistanceInformationNR, and the fourth information is different from the third information.
- SidelinkUEInformationNR is used to send the terminal's auxiliary data (SidelinkUEInformationNR) to the network side device to achieve one of the following purposes: reporting the SL situation of each target terminal (per destination), requesting or releasing SL resources, and reporting Qos information.
- the above has introduced the communication method based on SL auxiliary information applied to the first terminal provided by the embodiment of the present application.
- the following describes the communication method based on SL auxiliary information applied to the network side device.
- one embodiment of the present application provides a communication method based on SL positioning assistance information.
- the method may include:
- Step 701 The network side device receives the first SL positioning assistance information reported by the first terminal.
- Step 702 The network side device configures the required information for SL positioning to the first terminal based on the first SL positioning assistance information.
- the network side device includes at least one of a base station and an LMF, and the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- the first SL positioning assistance information includes SL positioning assistance information of one or more related terminals.
- the related terminal refers to a terminal related to SL positioning.
- the related terminal may include at least one of a first terminal and a second terminal.
- the second terminal includes a terminal that establishes an SL connection with the first terminal and performs SL positioning with the first terminal.
- At least one of the terminals transmitting related information, the SL positioning related information including but not limited to at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the second terminal may be a target terminal, assistance UE (auxiliary terminal, that is, a terminal used to assist SL positioning), a location serve terminal (a terminal that performs location services), or a reference UE (reference UE). terminal), one or more of the PRU.
- assistance UE auxiliary terminal, that is, a terminal used to assist SL positioning
- location serve terminal a terminal that performs location services
- reference UE reference UE
- the second terminal may be a terminal determined based on the discovery process that can be used for SL positioning.
- the first SL positioning assistance information reported by the first terminal includes related information of the second terminal (such as SL positioning assistance information), possibly because the third terminal
- the second terminal has an SL connection with the first terminal or the first terminal discovers through the discovery process that the second terminal can be used to assist SL positioning, so the first SL positioning assistance information contains the information of the second terminal.
- the first terminal can be either a target terminal (a terminal that needs to be positioned) or an auxiliary terminal.
- the relevant terminals include both a first terminal and a second terminal, if the first terminal is an auxiliary terminal UE, the second terminal may include a target terminal and may also include other auxiliary terminals.
- SL positioning auxiliary information generally refers to relevant information used for network-side equipment to assist or assist terminals in achieving SL positioning. The following will take the first SL positioning auxiliary information as an example to explain what information these SL positioning auxiliary information can include, which will not be discussed here. Repeat.
- the embodiment of the present application provides a communication method based on SL positioning auxiliary information. Since the first terminal will report the first SL positioning auxiliary information to the network side device, the network side device can be based on the first SL positioning auxiliary information.
- the information required for SL positioning is configured to the first terminal, and the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information. Therefore, the network side device can be enabled to assist SL positioning and provide SL locates and configures suitable resources for at least one purpose.
- the following takes the first SL positioning assistance information as an example to illustrate what information the SL positioning assistance information may specifically include.
- the above-mentioned first SL positioning assistance information may include at least one of the following:
- Period information used to indicate the period for transmitting SL positioning related information of the relevant terminal tendency, such as SL PRS transmission (event trigger) period and SL positioning measurement result reporting (event report) period; optional , in one embodiment, the periodic information may also include information indicating whether the transmission of SL positioning-related information is periodic, such as single or periodic.
- the positioning service indication information is used to indicate the positioning request carried in the application layer or the positioning server; the positioning request indication information can be
- the requirements of the positioning service may specifically include but are not limited to at least one of the following: accuracy, delay, priority, reliability, energy consumption, etc., so that the network testing equipment can determine the location service according to the requirements. Determine the corresponding resource allocation according to the requirements.
- the requirements for positioning services can be reported directly by the relevant terminals or through quality indicators. Number (Project Quality Index, PQI) or some other positioning quality of service (Quality of Service, QoS) ID is reported indirectly.
- PQI Project Quality Index
- QoS Quality of Service
- the ID of the second terminal wherein the ID of the second terminal may be a destination ID, a member ID, 5G-S-TMSI, application layer identification information and C- RNTI and at least one of them.
- the second terminal is an auxiliary terminal, optionally, location information of the second terminal may also be included.
- the first time interval information corresponding to the relevant terminal includes at least one of the first transmission time interval information and the second transmission time interval information, wherein the first transmission time The interval information is the transmission time interval information of the first SL positioning reference signal and the second SL positioning reference signal.
- the second transmission time interval information is the maximum transmission interval between the measurement result reporting information of the first SL positioning reference signal and the first information.
- the first SL positioning reference signal is the SL positioning reference signal sent by the related terminal
- the second SL positioning reference signal is the SL positioning reference signal received by the related terminal
- the first information includes SL positioning At least one of request information and SL positioning measurement information.
- Transmission time information of the relevant terminal's tendency to transmit the SL positioning reference signal where the transmission time information includes at least one of a transmission start time and a transmission end time.
- the network side device can use these 14 items.
- the information configures the first terminal with information related to the SL positioning reference signal.
- the above information may be related to one or more second terminals. Therefore, when the first SL positioning assistance information includes the identification information of one or more second terminals, the network side device can select an appropriate second terminal to help the second terminal. A terminal or target terminal performs SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the first frequency point indication information is used to indicate at least one of a first frequency point and a first frequency point list
- the first frequency point is a frequency point that the relevant terminal tends to use for transmitting the SL positioning reference signal.
- the first frequency point list is a list of frequency points that the relevant terminal tends to use for transmitting SL positioning reference signals.
- the first frequency point list is The SL positioning assistance information includes the first frequency point indication information
- the second frequency point is a frequency point used for transmitting a sidelink shared channel (SL-SCH). That is to say, when the channel used for transmitting SL data and the frequency point used for transmitting SL positioning reference signals are different, the first frequency point indication information and the second frequency point indication information may be included respectively.
- the first frequency point indication information may include but is not limited to at least one of the following information:
- the first frequency point indication information is used to instruct or assist the network side device to configure the dedicated first frequency point.
- the first BWP indication information is used to indicate a first BWP
- the first BWP is a BWP that the relevant terminal tends to use for transmitting the SL positioning reference signal.
- the first SL positioning assistance information includes the first BWP indication information
- the second BWP is the BWP used by the relevant terminal to transmit SL-SCH. That is to say, when the channel used for transmitting SL data and the frequency point used for transmitting SL positioning reference signals are different, the first BWP indication information and the second BWP indication information may be included respectively.
- the first BWP indication information may include but is not limited to at least one of the following information:
- the first BWP indication information is used to instruct or assist the network side device to configure the dedicated first BWP.
- the first SL positioning assistance information includes the above-mentioned items 15 and 16.
- the network side device may configure the frequency point information and BWP used to transmit at least one of the SL positioning reference signal and SL positioning information to the first terminal according to the above-mentioned items 15 and 16.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the configuration information of SL DRX may include but is not limited to at least one of the following:
- SL DRX has two states: off and On.
- the off state is an inactive state
- the on state is an active state.
- the network side device can be based on Items 17 and 18 above configure the configuration information of SL DRX to the first terminal.
- the network side device may prevent the scheduled or configured resource transmitting the SL positioning reference signal from being located at the DRX off time based on the information in items 17 and 18 above.
- the network side device can determine the configuration information of SL DRX based on the information in items 17 and 18 and the configuration information of Uu port DRX, that is, align SL DRX and Uu DRX.
- the network side device may configure the first terminal with the second terminal based on the above-mentioned items 17 and 18.
- the information required for SL positioning is determined after considering the SL DRX configuration information to assist the first terminal and the second terminal in completing SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the configuration information of the measurement gap includes but is not limited to at least one of the following.
- the first SL positioning assistance information includes the above-mentioned items 19 and 20.
- the network side device can configure the measurement gap of the relevant terminal to the first terminal based on the information in items 19 and 20 above to assist the relevant terminal to complete SL positioning within the measurement gap. Measurement of reference signals.
- the network side device can avoid scheduling or configuration based on the above-mentioned items 19 and 20.
- the resource for transmitting the SL positioning reference signal is located within the measurement interval.
- the network side device may configure the second terminal to the first terminal based on the above-mentioned items 19 and 20.
- the information required for SL positioning determined after measuring the gap is obtained to assist the first terminal and the second terminal in completing SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following:
- the first SL positioning assistance information includes the above-mentioned items 21 to 23.
- the network side device can configure the relevant synchronization information of the second terminal to the first terminal based on the above-mentioned items 21 to 23 to assist the second terminal in completing the measurement of the SL positioning reference signal.
- the network side device may determine the schedule or configuration based on the above-mentioned items 21 to 23.
- the resource for transmitting the SL positioning reference signal or measuring the SL positioning reference signal is to consider the synchronization information to confirm the resource for transmitting the SL positioning reference signal or measuring the SL positioning reference signal.
- the network side device may configure the first terminal to the first terminal according to the above-mentioned items 21 to 23.
- the second terminal considers the synchronization information required for SL positioning to assist the first terminal and the second terminal in completing SL positioning.
- the above first SL positioning assistance information may also include:
- the first SL positioning assistance information also includes preset capability information of the second terminal.
- the preset capability information of the second terminal includes at least one of the following:
- the number of SL positioning reference signals that the second terminal can measure in a single time slot for example, the number can be 1, 2, 4, 6, 8, 16, 24 or 32, etc.;
- the number of SL positioning reference signals that the second terminal can send in a single time slot for example, the number can be 1, 2, 4, 6, 8, 16, 24 or 32, etc.;
- the second time interval information corresponding to the second terminal refers to The time interval information between sending the SL positioning reference signal and receiving the SL positioning reference signal;
- the third time interval information corresponding to the second terminal refers to the time interval information for transmitting the SL positioning reference signal and the secondary link shared channel SL-SCH;
- the 8th capability Specifically, it may include but is not limited to at least one of the following capabilities:
- the frequency point of the first BWP supported by the second terminal is the same as or different from the frequency point of the second BWP, which is used by the relevant terminal to transmit the secondary link shared channel SL-SCH.
- the above-mentioned item 24 information is about the preset capability of the second terminal.
- the network side device can provide The first terminal configures the information required for SL positioning that matches the preset capabilities of the second terminal to assist the first terminal and the second terminal in completing SL positioning.
- the above first SL positioning assistance information may also include:
- the positioning mode information used by the relevant terminal is used to indicate but is not limited to at least one of the following information:
- the reference point includes at least one of the reference terminal and the reference transmitting and receiving point TRP;
- the network side device can configure the first terminal according to the above-mentioned item 25 information that matches the positioning method adopted by the relevant terminal. Information required for positioning, thereby assisting the relevant terminal to complete relevant positioning.
- the network side device may determine the positioning method used by the first terminal and the related terminal based on the above-mentioned item 25 information, thereby requesting the related terminal to use the positioning method to complete related positioning.
- the above first SL positioning assistance information may also include:
- RSU road side unit
- the RSU-related auxiliary information includes but is not limited to at least one of the following:
- the measurement information of the RSU may include but is not limited to at least one of energy information, time information and angle information;
- the network side device can determine the relevant configuration information of the RSU used to assist the first terminal or the target terminal based on the above-mentioned item 26 information, thereby assisting The relevant terminal completes SL positioning.
- the above-mentioned first SL positioning assistance information may also include at least one of the following two items:
- the second information may include but is not limited to at least one of the following:
- the network side device can promptly learn the failure or rejection of the configuration of the second information, and thereby adjust the configuration of the second information in a timely manner.
- the above first SL positioning assistance information may also include:
- Timing error group (TEG) related information (29) Timing error group (TEG) related information.
- the TEG related information includes at least one of the following:
- the association list of TEG and SL positioning reference signal may include the following fields: TEG ID, timestamp and SL positioning reference signal;
- the TEG type includes at least one of the following: TX TEG, RX TEG and RXTX TEG;
- the network side device can adjust the relevant timing accordingly and perform configuration after adjustment.
- the network side device may request relevant terminal or SL positioning reference signals accordingly, so as to reduce the impact of the TEG.
- the above has enumerated the content contained in the SL positioning auxiliary information, taking the first SL positioning auxiliary information as an example. It should be noted that in addition to the (29) items listed above, the SL positioning auxiliary information may also contain unseen content. Other listed contents, these unlisted contents are also covered by SL positioning auxiliary information.
- the above step 701 may specifically include: the network side device receiving the first SL positioning assistance information reported by the first terminal when the first preset trigger condition is met.
- the first SL positioning auxiliary information is reported to the network side device, so that the network side device can configure the SL positioning requirements for the first terminal accordingly when needed. information rather than blind configuration, thereby improving communication effectiveness.
- the SL positioning required information configured by the network side device matches the first SL positioning assistance information reported by the first terminal, for example, the frequency point configured by the network side for transmitting SL-PRS
- the information should satisfy the request in the first SL auxiliary information (for example, the first terminal reports a first frequency point list, and the network side selects one or more frequency points for transmitting SL-PRS), and the network side configuration
- the resource pool configuration information used to transmit SL-PRS should meet the requirements in the first SL auxiliary information (such as start or end time, such as the number of subchannels, etc.).
- the following is an example of the specific content of the information required for SL positioning.
- the network side device includes a base station
- the information required for SL positioning includes SL positioning configuration information
- the SL positioning configuration information configured by the base station to the first terminal may include but is not limited to at least the following: One item:
- Frequency point information used for SL positioning includes at least one of first frequency point information, first BWP information, absolute frequency point information and relative frequency point information, the first The frequency point information is a frequency point used to transmit the SL positioning reference signal, the first BWP is the BWP information used to transmit the SL positioning reference signal, and the information of the first BWP includes the frequency point information of the first BWP, The bandwidth information of the first BWP and the time domain position information used to transmit the SL positioning reference signal, where the absolute frequency point information can be point A or absolute radio frequency channel number (Absolute Radio Frequency Channel Number, ARFCN), and the relative frequency The point information can be the starting physical resource block (Start Physical Resource Block, Start PRB);
- the configuration information of the RSU includes at least one of location information of the RSU and information related to signals transmitted by the RSU.
- the information related to the signals transmitted by the RSU is The information includes at least one of the sequence of the signal and the time-frequency information of the signal;
- the information on the SL positioning reference signal includes the sequence ID of the SL positioning reference signal, the period of the SL positioning reference signal, and the number of symbols occupied by the SL positioning reference signal. , the transmission power of the SL positioning reference signal, the transmission time slot of the SL positioning reference signal, the comb structure value (comb size N) of the SL positioning reference signal and the number of time slots occupied by the SL positioning reference signal ;
- Resource selection window information of at least one SL positioning reference signal the resource selection window information is used for the first terminal to select SL resources, or the resource selection window information is used to indicate the resource selection of the related terminal window;
- the SL positioning configuration information configured by the base station to the first terminal may also include but is not limited to at least one of the following:
- First enabling information is used to indicate the enabling information of the SL positioning reference signal
- Measurement configuration information of the SL positioning reference signal is used to configure at least one of the following: at least one set of measurement configurations and at least one set of reporting configurations;
- the network side device further includes an LMF.
- the LMF can also configure at least one of the following SL positioning configuration information to the base station. :
- the network side device includes an LMF
- the information required for SL positioning includes SL positioning assistance data
- the SL positioning assistance data configured by the LMF to the first terminal may include but not Limited to at least one of the following:
- Frequency point information used for SL positioning includes at least one of first frequency point information, first BWP information, absolute frequency point information and relative frequency point information, the first The frequency point information is the frequency point used to transmit the SL positioning reference signal;
- the configuration information of the RSU includes at least one of location information of the RSU and information related to signals transmitted by the RSU.
- the information related to the signals transmitted by the RSU is The information includes at least one of the sequence of the signal and the time-frequency information of the signal;
- the information on the SL positioning reference signal includes the sequence ID of the SL positioning reference signal, the period of the SL positioning reference signal, and the number of symbols occupied by the SL positioning reference signal. , the transmission power of the SL positioning reference signal, the transmission time slot of the SL positioning reference signal, the comb structure value of the SL positioning reference signal and the number of time slots occupied by the SL positioning reference signal.
- the information required for SL positioning may also include configuration information of the measurement gap of the relevant terminal, and the configuration information matches the 19th first SL positioning assistance information above.
- the measurement gap of the related terminal is determined based on the configuration information of the SL DRX of the related terminal, and the measurement gap of the related terminal is located at the inactivation time of the SL DRX of the related terminal.
- an embodiment of the present application provides a communication method based on SL positioning assistance information, which may also include: the network side device receiving the updated first SL positioning assistance information reported by the first terminal, wherein, The first SL positioning assistance information is updated by the first terminal when the second terminal rejects the configuration in the SL positioning required information.
- an embodiment of the present application provides a communication method based on SL positioning assistance information.
- it may also include:
- Step 703 The network side device receives the resource request information sent by the first terminal or the MAC layer of the first terminal.
- the resource request information is used to request resources for transmitting SL positioning-related information from the network side device, where the SL positioning-related information includes at least one of an SL positioning reference signal and an SL positioning reference signal measurement result.
- the resource request information is used to request the network side device for transmission SL positioning reference signal resources.
- the resource request information includes at least one of the following:
- the period information used to transmit the SL positioning reference signal is used to indicate whether it is a periodic resource request and the specific period value.
- the first terminal may send the resource request information through a MAC CE.
- the MAC CE may be a buffer status report (Buffer Status Report, BSR).
- BSR Buffer Status Report
- the MAC CE is used to indicate but Not limited to the bandwidth information required for SL positioning reference signal transmission.
- the network side device configures the first terminal with multiple optional bandwidths and multiple optional subchannels (subchannels), the resource request information is sent through MAC CE, and the MAC CE uses Indicate at least one of the following:
- a sub-channel among the plurality of optional sub-channels is used to transmit the SL positioning reference signal.
- the network side device may be the serving cell (Pcell) of the first terminal.
- the resource request information is sent by the first terminal or the MAC layer of the first terminal when the second preset trigger condition is met.
- the second preset trigger condition includes at least one of the following:
- the first terminal receives at least one of the SL positioning request information and the SL positioning reference signal
- the periodic timer for the first terminal to transmit the SL positioning reference signal expires.
- an embodiment of the present application provides a communication method based on SL positioning assistance information.
- the above step 702 and the above step 704 it may also include:
- Step 705 The network side device sends the first resource to the first terminal based on the resource request information.
- the first resource includes at least one of a first SL resource and a second SL resource
- the first SL resource includes an SL resource used to transmit the SL positioning related information
- the second SL resource includes SL resources used to transmit the secondary link shared channel SL-SCH.
- the SL positioning related information may include at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the first terminal may perform, but is not limited to, at least one of the following steps:
- the first terminal sends the scheduling information of the first resource to the second terminal;
- the first terminal transmits an SL positioning reference signal to the second terminal on the first SL resource
- the first terminal transmits the SL positioning reference signal measurement result to the second terminal on the first SL resource.
- SL positioning can be achieved, and at the same time, the network device can assist or assist SL positioning.
- the above step 701 may specifically include: the network side device receiving the first SL positioning assistance information reported by the first terminal through the third information; or the network side device receiving the first SL positioning assistance information reported by the first terminal through the fourth information.
- First SL positioning auxiliary information may specifically include: the network side device receiving the first SL positioning assistance information reported by the first terminal through the third information; or the network side device receiving the first SL positioning assistance information reported by the first terminal through the fourth information.
- the third information is SidelinkUEInformationNR or UEAssistanceInformationNR, and the fourth information is different from the third information.
- the above has introduced a communication method based on SL auxiliary information that is applied to network side equipment and provided by the embodiment of the present application.
- An application example of the communication method based on SL auxiliary information provided by the embodiment of the present application will be introduced below with reference to FIG. 9 .
- the interactive process of a communication method based on SL auxiliary information may include:
- Step 900 The second terminal sends the second SL positioning assistance information to the first terminal.
- the second SL positioning assistance information is used to determine the first SL positioning assistance information.
- Step 901 The first terminal determines the first SL positioning assistance information.
- Step 902 The first terminal reports the first SL positioning assistance information to the network side device.
- Step 903 The network side device configures the required information for SL positioning to the first terminal based on the first SL positioning assistance information.
- Step 904 The first terminal sends relevant SL positioning required information to the second terminal.
- the first terminal can send the SL DRX configuration information of the UE to the second terminal through the UEAssistanceinformationSidelink, so that the second terminal knows the SL DRX information and sends the data.
- Step 905 The network side device activates the SL positioning-related configuration information configured for the first terminal and/or schedules the first SL resource.
- Step 906 The first terminal transmits the scheduling information of the first SL resource to the second terminal, or the first terminal transmits the scheduling information on the first SL resource.
- the first terminal transmitting on the first SL resource may include the first terminal transmitting on the first SL resource.
- the source transmits at least one of the SL positioning reference signal and the SL positioning reference signal to the second terminal.
- the The network side device is capable of configuring the required information for SL positioning to the first terminal based on the first SL positioning assistance information, where the required information for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information, Therefore, the network side device can be enabled to assist in SL positioning.
- the execution subject may be a communication device based on SL positioning assistance information.
- a communication device based on SL positioning assistance information performs a communication method based on SL positioning assistance information as an example to illustrate the communication device based on SL positioning assistance information provided by the embodiment of the present application.
- a communication device based on SL positioning assistance information provided by embodiments of the present application will be described below with reference to the accompanying drawings. Since the communication device based on SL positioning auxiliary information provided by the embodiment of the present application corresponds to the communication method based on the SL positioning auxiliary information provided by the embodiment of the present application, the communication method based on the SL positioning auxiliary information provided by the embodiment of the present application is The communication device is described briefly. For details, please refer to the introduction in the method embodiment section above.
- one embodiment of the present application provides a communication device 1000 based on SL positioning assistance information.
- the device 1000 may include a first determination module 1001 and a first reporting module 1002.
- the first determination module 1001 is used to determine the first SL positioning assistance information.
- the first reporting module 1002 is configured to report the first SL positioning assistance information to the network side device.
- the network side device includes at least one of a base station and a positioning management function LMF, and the first SL positioning assistance information is used by the network side device to configure SL positioning required information to the first terminal, and the The information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- the first SL positioning assistance information includes SL positioning assistance information of one or more related terminals.
- the related terminal refers to a terminal related to SL positioning.
- the related terminal may include at least one of a first terminal and a second terminal.
- the second terminal includes a terminal that establishes an SL connection with the first terminal and performs SL positioning with the first terminal.
- At least one of the terminals transmitting related information, the SL positioning related information including but not limited to at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- SL positioning auxiliary information generally refers to relevant information used for network-side equipment to assist or assist terminals in achieving SL positioning. The following will take the first SL positioning auxiliary information as an example to explain what information these SL positioning auxiliary information can include, which will not be discussed here. Repeat.
- the device 1000 shown in Figure 10 may also include: an information receiving module for receiving the second SL positioning assistance information.
- Second SL positioning assistance information sent by the terminal the second SL positioning assistance information is used by the first terminal to determine the first SL positioning assistance information. More specifically, the second SL positioning assistance information is used by the first terminal to determine that the first SL positioning assistance information contains the SL positioning assistance information of the second terminal.
- the above-mentioned first reporting module 1002 may be configured to report the first SL positioning assistance information to the network side device when the first preset trigger condition is met.
- an embodiment of the present application provides a communication device 1000 based on SL positioning assistance information.
- a communication device 1000 may also include: a configuration receiving module. 1003.
- the configuration receiving module 1003 is configured to receive the SL positioning required information configured by the network side device based on the first SL positioning assistance information.
- the SL positioning required information configured by the network side device matches the first SL positioning assistance information reported by the first terminal.
- the specific content of the information required for SL positioning configured by the network side device to the first terminal please refer to the method embodiment section above, and the description will not be repeated here.
- an embodiment of the present application provides a communication device 1000 based on SL positioning assistance information.
- first determination module 1001, first reporting module 1002 and configuration receiving module 1003 it can also It includes: a first sending module 1004, configured to send the information required for SL positioning to the second terminal.
- the first terminal may update the first SL positioning assistance information and report it to the network side device.
- an embodiment of the present application provides a communication device 1000 based on SL positioning assistance information, which in addition to the above-mentioned first determination module 1001, first reporting module 1002, configuration receiving module 1003 and first
- the sending module 1004 may also include: a resource request module 1005, configured to send resource request information to the network side device; or, the first terminal or the MAC layer of the first terminal triggers sending a resource request to the network side device. information.
- the resource request information is used to request resources for transmitting SL positioning-related information from the network side device, where the SL positioning-related information includes at least one of an SL positioning reference signal and an SL positioning reference signal measurement result.
- the first terminal or the MAC layer of the first terminal sends the resource request information to the network side device when the second preset trigger condition is met.
- the specific content of the second preset trigger condition please refer to the above and will not be described again here.
- an embodiment of the present application provides a communication device 1000 based on SL positioning assistance information, which may also include: a resource receiving module 1006 to receive the resource request information from the network side device based on the resource request information.
- the first resource for scheduling may also include: a resource receiving module 1006 to receive the resource request information from the network side device based on the resource request information. The first resource for scheduling.
- the first resource includes at least one of a first SL resource and a second SL resource
- the first SL resource includes an SL resource used to transmit the SL positioning related information
- the second SL resource includes SL resources used to transmit the secondary link shared channel SL-SCH.
- the SL positioning related information may include at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the first reporting module 1002 may report the first SL positioning assistance information to the network side device through third information; or, the first reporting module 1002 may report the first SL positioning assistance information to the network through fourth information.
- the side device reports the first SL positioning assistance information; wherein the third information is SidelinkUEInformationNR or UEAssistanceInformationNR, and the fourth information is different from the third information.
- the device 1400 may include a first receiving module 1401 and a first configuration module 1402.
- the first receiving module 1401 is used by the network side device to receive the first SL positioning assistance information reported by the first terminal.
- the network side device includes at least one of a base station and a location management function LMF.
- the first configuration module 1402 is configured for the network side device to use the first SL positioning assistance information based on the first SL positioning assistance information.
- the first SL positioning assistance information includes SL positioning assistance information of one or more related terminals.
- the related terminal refers to a terminal related to SL positioning.
- the related terminal may include at least one of a first terminal and a second terminal.
- the second terminal includes a terminal that establishes an SL connection with the first terminal and performs SL positioning with the first terminal.
- At least one of the terminals transmitting related information, the SL positioning related information including but not limited to at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the above-mentioned first receiving module 1401 may be specifically configured to: receive the first SL positioning assistance information reported by the first terminal when the first preset trigger condition is met.
- an embodiment of the present application provides a communication device 1400 based on SL positioning assistance information, which may also include: a second receiving module 1403, configured to receive the first terminal or the third Resource request information sent by the MAC layer of a terminal.
- the resource request information is used to request resources for transmitting SL positioning-related information from the network side device, where the SL positioning-related information includes at least one of an SL positioning reference signal and an SL positioning reference signal measurement result.
- the resource request information is sent by the first terminal or the MAC layer of the first terminal when the second preset trigger condition is met.
- an embodiment of the present application provides a communication device 1400 based on SL positioning assistance information, which may also include: a resource sending module 1404, configured to send a request to the first resource based on the resource request information.
- the terminal sends the first resource.
- the first resource includes at least one of a first SL resource and a second SL resource
- the first SL resource includes an SL resource used to transmit the SL positioning related information
- the second SL resource includes SL resources used to transmit the secondary link shared channel SL-SCH.
- SL is The bit-related information may include at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the above-mentioned first receiving module 1401 may be specifically configured to: receive the first SL positioning assistance information reported by the first terminal through the third information; or, receive the first SL positioning assistance information reported by the first terminal through the fourth information.
- Positioning assistance information is SidelinkUEInformationNR or UEAssistanceInformationNR, and the fourth information is different from the third information.
- the communication device based on SL positioning assistance information in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or may be a component in the electronic device, such as an integrated circuit or chip.
- the electronic device may be a terminal or other devices other than the terminal.
- terminals may include but are not limited to the types of terminals 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in the embodiment of this application.
- this embodiment of the present application also provides a communication device 1600, which includes a processor 1601 and a memory 1602.
- the memory 1602 stores programs or instructions that can be run on the processor 1601, such as , when the communication device 1600 is a terminal, when the program or instruction is executed by the processor 1601, each step of the above communication method embodiment based on SL positioning assistance information is implemented, and the same technical effect can be achieved.
- the communication device 1600 is a network-side device, when the program or instruction is executed by the processor 1601, each step of the communication method embodiment based on SL positioning assistance information is implemented, and the same technical effect can be achieved. To avoid duplication, it is not mentioned here. Again.
- An embodiment of the present application also provides a terminal, including a processor and a communication interface.
- the communication interface is used to determine the first SL positioning assistance information
- the processor is used to report the first SL positioning assistance information to a network side device.
- This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment.
- Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
- FIG. 17 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.
- the terminal 1700 includes but is not limited to: a radio frequency unit 1701, a network module 1702, an audio output unit 1703, an input unit 1704, a sensor 1705, a display unit 1706, a user input unit 1707, an interface unit 1708, a memory 1709, a processor 1710, etc. At least some parts.
- the terminal 1700 may also include a power supply (such as a battery) that supplies power to various components.
- the power supply may be logically connected to the processor 17 10 through a power management system, thereby managing charging, discharging, and function through the power management system. Consumption management and other functions.
- the terminal structure shown in Figure 17 does not constitute a limitation of the terminal, and the terminal may include more or fewer components than shown in the figure. Or combine certain components, or arrange different components, which will not be described again here.
- the input unit 1704 may include a graphics processing unit (Graphics Processing Unit, GPU) 17041 and a microphone 17042.
- the GPU 17041 is used for recording images by an image capture device (such as a camera) in the video capture mode or the image capture mode.
- the image data obtained from still pictures or videos is processed.
- the display unit 1706 may include a display panel 17061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 1707 includes a touch panel 17071 and at least one of other input devices 17072 .
- Touch panel 17071 also known as touch screen.
- the touch panel 17071 may include two parts: a touch detection device and a touch controller.
- Other input devices 17072 may include but are not limited to physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described again here.
- the radio frequency unit 1701 after receiving downlink data from the network side device, the radio frequency unit 1701 can transmit it to the processor 1710 for processing; in addition, the radio frequency unit 1701 can send uplink data to the network side device.
- the radio frequency unit 1701 includes, but is not limited to, an antenna, amplifier, transceiver, coupler, low noise amplifier, duplexer, etc.
- Memory 1709 may be used to store software programs or instructions as well as various data.
- the memory 1709 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 for at least one function (such as a sound playback function, Image playback function, etc.) etc.
- memory 1709 may include volatile memory or nonvolatile memory, or memory 1709 may include both volatile and nonvolatile memory.
- 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), electrically removable 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 link 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
- synchronous dynamic random access memory Synchronous DRAM, SDRAM
- Double data rate synchronous dynamic random access memory Double Data Rate SDRAM, DDRSDRAM
- Enhanced SDRAM, ESDRAM synchronous link dynamic random access memory
- Synch link DRAM synchronous link dynamic random access memory
- SLDRAM direct memory bus random access memory
- the processor 1710 may include one or more processing units; optionally, the processor 1710 integrates an application processor and a modem processor, where the application processor mainly handles operations related to the operating system, user interface, application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the above modem processor may not be integrated into the processor 1710.
- the processor 1710 is used to determine the first SL positioning assistance information; the radio frequency unit 1701 is used to report the first SL positioning assistance information to the network side device.
- the first SL positioning assistance information is used by the network side device to configure the information required for SL positioning to the first terminal, and the information required for SL positioning includes at least SL positioning assistance data and SL positioning configuration information. A sort of.
- the network side device can configure the SL positioning requirements for the first terminal based on the first SL positioning assistance information.
- the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information. Therefore, the network side device can achieve the purpose of assisting SL positioning.
- the radio frequency unit 1701 is also configured to receive the SL positioning required information configured by the network side device based on the first SL positioning assistance information.
- the radio frequency unit 1701 is also configured to send the information required for SL positioning to the second terminal.
- the processor 1710 is also configured to update the first SL positioning assistance information when the second terminal rejects the configuration in the SL positioning required information; the radio frequency unit 1701 is also configured to Re-report the first SL positioning auxiliary information.
- the radio frequency unit 1701 is also configured to send resource request information to the network side device, where the resource request information is used to request resources for transmitting SL positioning related information from the network side device, and the The SL positioning related information includes at least one of the SL positioning reference signal and the SL positioning reference signal measurement result.
- the radio frequency unit 1701 is also configured to receive the first resource scheduled by the network side device based on the resource request information;
- the first resource includes at least one of a first SL resource and a second SL resource
- the first SL resource includes an SL resource used to transmit the SL positioning related information
- the second SL resource includes SL resources used to transmit the secondary link shared channel SL-SCH.
- Embodiments of the present application also provide a network side device, including a processor and a communication interface.
- the communication interface is configured to receive the first SL positioning assistance information reported by the first terminal.
- the processor is configured to provide the first SL positioning assistance information to the user based on the first SL positioning assistance information.
- the first terminal configures information required for SL positioning, where the information required for SL positioning includes at least one of SL positioning assistance data and SL positioning configuration information.
- This network-side device embodiment corresponds to the above-mentioned network-side device method embodiment.
- Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.
- the embodiment of the present application also provides a network side device.
- the network side device 1800 includes: an antenna 1801, a radio frequency device 1802, a baseband device 1803, and a processor 1804 and memory 1805.
- Antenna 1801 is connected to radio frequency device 1802.
- the radio frequency device 1802 receives information through the antenna 1801 and sends the received information to the baseband device 1803 for processing.
- the baseband device 1803 processes the information to be sent and sends it to the radio frequency device 1802.
- the radio frequency device 1802 processes the received information and then sends it out through the antenna 1801.
- the method performed by the network side device in the above embodiment can be implemented in the baseband device 1803, which includes a baseband processor.
- the baseband device 1803 may include, for example, at least one baseband board, which is provided with multiple chips, as shown in FIG. Program to perform the network device operations shown in the above method embodiments.
- the network side device may also include a network interface 1806, which is, for example, a common public radio interface (CPRI).
- a network interface 1806, which is, for example, a common public radio interface (CPRI).
- CPRI common public radio interface
- the network side device 18000 in this embodiment of the present invention also includes: instructions or programs stored in the memory 1805 and executable on the processor 1804.
- the processor 1804 calls the instructions or programs in the memory 1805 to execute each of the steps shown in Figure 17
- the method of module execution and achieving the same technical effect will not be described in detail here to avoid duplication.
- Embodiments of the present application also provide a readable storage medium.
- Programs or instructions are stored on the readable storage medium.
- each process of the communication method embodiment based on SL positioning assistance information is implemented. , and can achieve the same technical effect, so to avoid repetition, they will not be described again here.
- the processor is the processor in the terminal described in the above embodiment.
- the readable storage medium includes computer readable storage media, such as computer read-only memory ROM, random access memory RAM, magnetic disk or optical disk, etc.
- An 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.
- the processor is used to run programs or instructions to implement the above-mentioned SL positioning assistance information-based.
- Each process of the communication method embodiment can achieve the same technical effect. To avoid duplication, it will not be described again here.
- chips mentioned in the embodiments of this application may also be called system-on-chip, system-on-a-chip, system-on-chip or system-on-chip, etc.
- Embodiments of the present application further provide a computer program/program product.
- the computer program/program product is stored in a non-volatile storage medium.
- the computer program/program product is executed by at least one processor to implement the above-mentioned based on
- Each process of the embodiment of the communication method for SL positioning assistance information can achieve the same technical effect. To avoid duplication, it will not be described again here.
- Embodiments of the present application also provide a communication system, including: a terminal and a network side device.
- the terminal can be used to perform the steps of the communication method based on SL positioning assistance information as shown in Figure 3A, so
- the network side device may be used to perform the steps of the communication method based on SL positioning assistance information as shown in FIG. 7 .
- the methods of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. implementation.
- the technical solution of the present application can be embodied in the form of a computer software product that is essentially or contributes to the existing technology.
- the computer software product is stored in a storage medium (such as ROM/RAM, disk , CD), including several instructions to cause a terminal (which can be a mobile phone, computer, server, air conditioner, or network device, etc.) to execute the methods described in various embodiments of this application.
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Abstract
Description
Claims (75)
- 一种基于SL定位辅助信息的通信方法,所述方法包括:第一终端确定第一SL定位辅助信息;所述第一终端向网络侧设备上报所述第一SL定位辅助信息;其中,所述第一SL定位辅助信息用于所述网络侧设备向所述第一终端配置SL定位所需信息,所述SL定位所需信息包括SL定位辅助数据和SL定位配置信息中的至少一种。
- 根据权利要求1所述的方法,其中,所述第一SL定位辅助信息包括一个或多个相关终端的SL定位辅助信息;其中,所述相关终端包括所述第一终端和第二终端中的至少一种,所述第二终端包括与所述第一终端建立SL连接的终端以及与所述第一终端进行SL定位相关信息传输的终端中的至少一种,所述SL定位相关信息包括SL定位参考信号和SL定位参考信号测量结果中的至少一项。
- 根据权利要求2所述的方法,其中,所述第一SL定位辅助信息包括下述至少一项:第一带宽信息,用于指示所述相关终端倾向的用于传输SL定位参考信号的带宽信息;第一频点信息,用于指示所述相关终端倾向的用于传输SL定位参考信号的频点信息;周期信息,用于指示所述相关终端倾向的用于传输SL定位相关信息的周期;所述相关终端的定位服务指示信息和定位请求指示信息中的至少一种;所述第二终端的ID;所述相关终端对应的第一时间间隔信息,所述第一时间间隔信息包括第一传输时间间隔信息和第二传输时间间隔信息中的至少一项,其中,所述第一传输时间间隔信息为第一SL定位参考信号与第二SL定位参考信号的传输时间间隔信息,所述第二传输时间间隔信息为第一SL定位参考信号的测量结果上报信息与第一信息的最大传输间隔信息,所述第一SL定位参考信号是所述相关终端发送的SL定位参考信号,所述第二SL定位参考信号是所述相关终端接收的SL定位参考信号,所述第一信息包括SL定位请求信息和SL定位测量信息中的至少一种;所述相关终端倾向的传输SL定位参考信号的传输时间信息,所述传输时间信息包括传输起始时间和传输终止时间中的至少一项;所述相关终端倾向的SL定位参考信号资源选择窗口信息;所述相关终端倾向的SL定位参考信号配置;所述相关终端非倾向的SL定位参考信号配置;所述相关终端倾向的SL定位参考信号传输资源集合;所述相关终端非倾向的SL定位参考信号传输资源集合;所述相关终端请求或释放的用于SL定位的资源;所述相关终端倾向的SL定位专用资源池的配置信息。
- 根据权利要求3所述的方法,其中,所述第一SL定位辅助信息还包括第一频点指示信息和第一BWP指示信息中的至少一项;其中,所述第一频点指示信息用于指示第一频点和第一频点列表中的至少一项,所述第一频点是所述相关终端倾向的用于传输SL定位参考信号的频点,所述第一频点列表是所述相关终端倾向的用于传输SL定位参考信号的频点列表,在所述第一频点与第二频点不同的情况下,所述第一SL定位辅助信息包括所述第一频点指示信息,所述第二频点是用于传输副链路共享信道SL-SCH的频点;其中,所述第一BWP指示信息用于指示第一BWP,所述第一BWP是所述相关终端倾向的用于传输SL定位参考信号的BWP,在所述第一BWP与第二BWP不同的情况下,所述第一SL定位辅助信息包括所述第一BWP指示信息,所述第二BWP是所述相关终端用于传输副链路共享信道SL-SCH的BWP。
- 根据权利要求4所述的方法,其中,所述第一SL定位辅助信息包括所述第一频点指示信息;其中,所述第一频点指示信息包括下述信息中的至少一项:所述第一频点在所述第一频点列表中的位置;所述第一频点对应的绝对频点信息和所述第一频点对应的相对频点信息;所述第一频点指示信息用于指示或辅助所述网络侧设备配置专用的所述第一频点;所述第一频点相对于所述第二频点的频域信息。
- 根据权利要求4所述的方法,其中,所述第一SL定位辅助信息包括所述第一BWP指示信息;其中,所述第一BWP指示信息包括下述信息中的至少一项:所述第一BWP的频域位置;所述第一BWP的带宽;所述第一BWP对应的子载波SCS;所述第一BWP对应的用于传输SL定位相关信息的符号位置;所述第一BWP对应的用于传输SL定位相关信息的时域位置;所述第一BWP指示信息用于指示或辅助所述网络侧设备配置专用的所 述第一BWP。
- 根据权利要求3-6任一项所述的方法,其中,所述第一SL定位辅助信息还包括下述至少一项:所述相关终端的副链路不连续接收SL DRX的配置信息;所述相关终端是否支持在非激活时间传输SL定位参考信号。
- 根据权利要求7所述的方法,其中,所述SL DRX的配置信息包括下述至少一项:所述SL DRX的周期;所述SL DRX的持续激活时间长度;所述SL DRX的持续激活时间的起始位置。
- 根据权利要求3-8任一项所述的方法,其中,所述第一SL定位辅助信息还包括下述至少一项:所述相关终端的测量间隙的配置信息;所述相关终端是否支持在测量间隙激活时间内传输SL定位参考信号;其中,所述测量间隙的配置信息包括下述至少一项:所述测量间隙的周期;所述测量间隙的持续时间长度;所述测量间隙的持续时间的起始位置。
- 根据权3-9任一项所述的方法,其中,所述第一SL定位辅助信息还包括下述至少一项:所述第二终端与所述第一终端的同步偏差信息;所述第二终端的同步源指示信息;所述第二终端的服务小区识别信息。
- 根据权利要求3-10任一项所述的方法,其中,所述第一SL定位辅助信息还包括所述第二终端的预设能力信息;其中,所述第二终端的预设能力信息包括下述至少一项:所述第二终端是否支持配置所述第一频点以传输SL定位参考信号;所述第二终端是否支持配置所述第一BWP以传输SL定位参考信号;所述第二终端在单个时隙内能够测量的SL定位参考信号的数目;所述第二终端在单个时隙内能够发送的SL定位参考信号的数目;所述第二终端在单个时隙内是否支持同时发送和接收SL定位参考信号;所述第二终端对应的第二时间间隔信息,所述第二时间间隔信息是指发送SL定位参考信号和接收SL定位参考信号的时间间隔信息;所述第二终端对应的第三时间间隔信息,所述第三时间间隔信息是指传输SL定位参考信号和副链路共享信道SL-SCH的时间间隔信息;所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息;所述第二终端是否支持同时测量SL定位参考信号和Uu信号。
- 根据权利要求11所述的方法,其中,所述第二终端的预设能力信息包括所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息;其中,所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息包括下述至少一项:所述第二终端是否支持在所述第一频点或单个频点上同时传输SL定位参考信号和SL-SCH的信息;所述第二终端是否支持在所述第一BWP或单个BWP上同时传输SL定位参考信号和SL-SCH的信息;所述第二终端支持的所述第一BWP的频点与第二BWP的频点相同或不同,所述第二BWP是所述相关终端用于传输副链路共享信道SL-SCH的BWP;所述第二终端的功率控制能力信息;所述第二终端在一个BWP上支持的最大SL定位参考信号资源数目信息;所述第二终端在一个BWP和一个时隙上支持的最大SL定位参考信号资源数目信息。
- 根据权利要求3-12任一项所述的方法,其中,所述第一SL定位辅助信息还包括所述相关终端采用的定位方式信息;其中,所述相关终端采用的定位方式信息用于指示下述信息中的至少一项:仅SL定位;混合定位;传感器信息;相对定位指示信息;绝对定位指示信息;参考点信息,所述参考点包括参考终端和参考发送接收点TRP中的至少一个;区域ID。
- 根据权利要求3-13任一项所述的方法,其中,所述第一SL定位辅助信息还包括路侧单元RSU相关的辅助信息,其中,所述RSU是与所述相关终端建立SL通信的RSU,和/或,所述RSU是所述相关终端选定的用于辅助SL定位的RSU;其中,所述RSU相关的辅助信息包括下述至少一项:所述相关终端是否支持RSU辅助的定位;所述RSU的识别信息;所述RSU的测量信息,所述测量信息包括能量信息、时间信息和角度信息中的至少一项;所述RSU的位置信息。
- 根据权利要求3-14任一项所述的方法,其中,所述第一SL定位辅助信息还包括第二信息的配置失败指示信息或拒绝配置第二信息的拒绝配置指示信息;其中,所述第二信息包括下述至少一项:用于测量SL定位参考信号的测量间隙或测量窗口;第一SL资源的指示信息,所述第一SL资源包括用于传输所述SL定位相关信息的SL资源;副链路不连续接收SL DRX的配置信息;第一频点的配置信息,所述第一频点是用于传输SL定位参考信号的频点;第一BWP的配置信息,所述第一BWP是用于传输SL定位参考信号的BWP;第一带宽的配置信息,所述第一带宽是用于传输SL定位参考信号的带宽。
- 根据权利要求3-15任一项所述的方法,其中,所述第一SL定位辅助信息还包括定时误差组TEG相关信息;其中,所述TEG相关信息包括下述至少一项:TEG和SL定位参考信号的关联关系列表,所述关联关系列表中包括下述字段:TEG ID、时间戳和SL定位参考信号;TEG类型,所述TEG类型包括下述至少一种:TX TEG、RX TEG和RXTX TEG;所述相关终端的ID;所述SL定位参考信号的识别信息。
- 根据权利要求2-16任一项所述的方法,其中,所述第一终端向网络侧设备上报所述第一SL定位辅助信息,包括:在满足第一预设触发条件的情况下,所述第一终端向网络侧设备上报所述第一SL定位辅助信息;其中,所述第一预设触发条件包括下述至少一项:所述第一终端上一次进入与所述网络侧设备的连接态未上报第一SL定位辅助信息;所述第一终端上一次上报的第一SL定位辅助信息未体现在定位广播信息中;所述第一终端需要上报第一SL定位辅助信息以获取所述SL定位所需信息;所述第一终端上一次上报的第一SL定位辅助信息未体现在所述SL定位所需信息中;所述第一终端上一次上报的第一SL定位辅助信息中缺少所述第二终端的相关信息,所述第二终端的相关信息包括所述第二终端加入与所述第一终端的SL通信的加入信息和所述第二终端释放与所述第一终端的SL通信的释放信息中的至少一种;所述第一终端上一次上报的第一SL定位辅助信息中缺少如权利要求3-16中所述的任一项第一SL定位辅助信息;所述第一终端的任一项第一SL定位辅助信息发生变化;所述第一终端的无线链路失败RLF;所述第一终端的副链路无线资源控制SL RRC重配置失败。
- 根据权利要求2所述的方法,其中,所述方法还包括:所述第一终端接收所述网络侧设备基于所述第一SL定位辅助信息配置的所述SL定位所需信息。
- 根据权利要求18所述的方法,其中,所述网络侧设备包括基站,所述SL定位所需信息包括SL定位配置信息,由所述基站向所述第一终端配置的所述SL定位配置信息包括下述至少一项:用于SL定位的频点信息,所述频点信息包括第一频点的信息、第一BWP的信息、绝对频点信息和相对频点信息中的至少一项,所述第一频点信息是用于传输SL定位参考信号的频点,所述第一BWP是用于传输SL定位参考信号的BWP信息,所述第一BWP的信息包括所述第一BWP的频点信息、所述第一BWP的带宽信息以及用于传输SL定位参考信号的时域位置信息;用于SL定位的资源池配置信息;至少一个路侧单元RSU的配置信息,所述RSU的配置信息包括所述RSU的位置信息以及与所述RSU传输的信号相关的信息中的至少一项,所述与所述RSU传输的信号相关的信息包括所述信号的序列和所述信号的时频信息中的至少一项;至少一个SL定位参考信号的信息,所述SL定位参考信号的信息包括所述SL定位参考信号的序列ID、所述SL定位参考信号的周期、所述SL定位参考信号占用的符号数、所述SL定位参考信号的发送功率、所述SL定位参考信号的发送时隙、所述SL定位参考信号的梳状结构值和所述SL定位参考信号占用的时隙数;至少一个SL定位参考信号的资源选择窗口信息,所述资源选择窗口信 息用于所述第一终端选择SL资源,或者,所述资源选择窗口信息用于指示所述相关终端的资源选择窗口;用于测量SL定位参考信号的测量间隙或测量窗口;副链路不连续接收SL DRX的配置信息。
- 根据权利要求19所述的方法,其中,由所述基站向所述第一终端配置的所述SL定位配置信息还包括下述至少一项:第一使能信息,所述第一使能信息用于指示SL定位参考信号的使能信息;SL定位参考信号的测量配置信息,所述测量配置信息用于配置以下至少一项:至少一组测量配置和至少一组上报配置;SL定位参考信号的优先级信息。
- 根据权利要求19所述的方法,其中,所述网络侧设备还包括LMF,在所述基站向所述第一终端配置所述SL定位配置信息之前,所述LMF向所述基站配置下述至少一项SL定位配置信息:所述第一BWP的信息;所述用于SL定位的资源池配置信息;所述至少一个SL定位参考信号的资源选择窗口信息;所述用于测量SL定位参考信号的测量间隙或测量窗口;所述SL DRX的配置信息。
- 根据权利要求18所述的方法,其中,所述网络侧设备包括LMF,所述SL定位所需信息包括SL定位辅助数据,由所述LMF向所述第一终端配置的所述SL定位辅助数据包括下述至少一项:用于SL定位的频点信息,所述频点信息包括第一频点的信息、第一BWP的信息、绝对频点信息和相对频点信息中的至少一项,所述第一频点信息是用于传输SL定位参考信号的频点;至少一个路侧单元RSU的配置信息,所述RSU的配置信息包括所述RSU的位置信息以及与所述RSU传输的信号相关的信息中的至少一项,所述与所述RSU传输的信号相关的信息包括所述信号的序列和所述信号的时频信息中的至少一项;至少一个SL定位参考信号的信息,所述SL定位参考信号的信息包括所述SL定位参考信号的序列ID、所述SL定位参考信号的周期、所述SL定位参考信号占用的符号数、所述SL定位参考信号的发送功率、所述SL定位参考信号的发送时隙、所述SL定位参考信号的梳状结构值和所述SL定位参考信号占用的时隙数。
- 根据权利要求18所述的方法,其中,所述SL定位所需信息包括所 述相关终端的测量间隙的配置信息。
- 根据权利要求23所述的方法,其中,所述相关终端的测量间隙是基于所述相关终端的SL DRX的配置信息确定的,所述相关终端的测量间隙位于该相关终端的SL DRX的非激活时间。
- 据权利要求18-24任一项所述的方法,其中,所述网络侧设备配置的所述SL定位所需信息与所述第一终端上报的所述第一SL定位辅助信息相匹配。
- 根据权利要求18-25任一项所述的方法,其中,所述方法还包括:所述第一终端向所述第二终端发送所述SL定位所需信息。
- 根据权利要求26所述的方法,其中,所述方法还包括:在所述第二终端拒绝所述SL定位所需信息中的配置的情况下,所述第一终端更新所述第一SL定位辅助信息并上报给所述网络侧设备。
- 根据权利要求18-27任一项所述的方法,其中,所述方法还包括:所述第一终端或所述第一终端的MAC层向所述网络侧设备发送资源请求信息;或者,所述第一终端或所述第一终端的MAC层触发向所述网络侧设备发送资源请求信息;其中,所述资源请求信息用于向所述网络侧设备请求用于传输SL定位相关信息的资源,所述SL定位相关信息包括SL定位参考信号和SL定位参考信号测量结果中的至少一项。
- 根据权利要求28所述的方法,其中,所述资源请求信息用于向所述网络侧设备请求用于传输SL定位参考信号的资源。
- 根据权利要求29所述的方法,其中,所述资源请求信息包括下述至少一项:用于传输SL定位参考信号的带宽信息;用于传输SL定位参考信号的频点信息;用于传输SL定位参考信号的子信道数目信息;用于传输SL定位参考信号的周期信息。
- 根据权利要求28所述的方法,其中,所述网络侧设备给所述第一终端配置有多个可选的带宽和多个可选的子信道,所述资源请求信息通过MAC CE发送,且所述MAC CE用于指示下述至少一项:所述多个可选的带宽中用于传输SL定位参考信号的带宽;所述多个可选的子信道中用于传输SL定位参考信号的子信道。
- 根据权利要求28-31任一项所述的方法,其中,所述第一终端或所述第一终端的MAC层在满足第二预设触发条件的情况下,向所述网络侧设备发送所述资源请求信息;其中,所述第二预设触发条件包括下述至少一项:所述第一终端中存在等待传输的SL定位参考信号和SL-SCH中的至少一项;所述第一终端接收到SL定位请求信息和SL定位参考信号中的至少一项;所述第一终端传输SL定位参考信号的周期计时器到期。
- 根据权利要求28-32任一项所述的方法,其中,所述方法还包括:所述第一终端接收所述网路侧设备基于所述资源请求信息调度的第一资源;其中,所述第一资源包括第一SL资源和第二SL资源中的至少一项,所述第一SL资源包括用于传输所述SL定位相关信息的SL资源,所述第二SL资源包括用于传输副链路共享信道SL-SCH的SL资源。
- 根据权利要求33所述的方法,其中,所述方法还包括下述至少一个步骤:所述第一终端将所述第一资源的调度信息发送给所述第二终端;所述第一终端在所述第一SL资源上传输SL定位参考信号给所述第二终端;所述第一终端在所述第一SL资源上传输SL定位参考信号测量结果给所述第二终端。
- 根据权利要求2-34任一项所述的方法,其中,所述SL定位参考信号包括下述至少一种:副链路定位参考信号SL-PRS;副链路同步信号块SL-SSB;副链路信道状态信息参考信号SL CSI-RS;副链路相位跟踪参考信号SL PTRS;副链路解调参考信号SL DMRS。
- 根据权利要求2所述的方法,其中,在所述第一终端向网络侧设备上报所述第一SL定位辅助信息之前,所述方法还包括:所述第一终端接收所述第二终端发送的第二SL定位辅助信息,所述第二SL定位辅助信息用于所述第一终端确定所述第一SL定位辅助信息。
- 根据权利要求1-36任一项所述的方法,其中,所述第一终端向网络侧设备上报所述第一SL定位辅助信息,包括:所述第一终端通过第三信息向所述网络侧设备上报所述第一SL定位辅助信息;或者,所述第一终端通过第四信息向所述网络侧设备上报所述第一SL定位辅助信息;其中,所述第三信息为SidelinkUEInformationNR或UEAssistanceInformationNR,所述第四信息不同于所述第三信息。
- 一种基于SL定位辅助信息的通信装置,所述装置包括:第一确定模块,用于确定第一SL定位辅助信息;第一上报模块,用于向所述网络侧设备上报所述第一SL定位辅助信息;其中,所述第一SL定位辅助信息用于所述网络侧设备向所述第一终端配置SL定位所需信息,所述SL定位所需信息包括SL定位辅助数据和SL定位配置信息中的至少一种。
- 一种基于SL定位辅助信息的通信方法,所述方法包括:网络侧设备接收第一终端上报的第一SL定位辅助信息;所述网络侧设备基于所述第一SL定位辅助信息向所述第一终端配置SL定位所需信息,所述SL定位所需信息包括SL定位辅助数据和SL定位配置信息中的至少一种。
- 根据权利要求39所述的方法,其中,所述第一SL定位辅助信息包括一个或多个相关终端的SL定位辅助信息;其中,所述相关终端包括所述第一终端和第二终端中的至少一种,所述第二终端包括与所述第一终端建立SL连接的终端以及与所述第一终端进行SL定位相关信息传输的终端中的至少一种,所述SL定位相关信息包括SL定位参考信号和SL定位参考信号测量结果中的至少一项。
- 根据权利要求40所述的方法,其中,所述第一SL定位辅助信息包括下述至少一项:第一带宽信息,用于指示所述相关终端倾向的用于传输SL定位参考信号的带宽信息;第一频点信息,用于指示所述相关终端倾向的用于传输SL定位参考信号的频点信息;周期信息,用于指示所述相关终端倾向的用于传输SL定位相关信息的周期;所述相关终端的定位服务指示信息和定位请求指示信息中的至少一种;所述第二终端的ID;所述相关终端对应的第一时间间隔信息,所述第一时间间隔信息包括第一传输时间间隔信息和第二传输时间间隔信息中的至少一项,其中,所述第一传输时间间隔信息为第一SL定位参考信号与第二SL定位参考信号的传输 时间间隔信息,所述第二传输时间间隔信息为第一SL定位参考信号的测量结果上报信息与第一信息的最大传输间隔信息,所述第一SL定位参考信号是所述相关终端发送的SL定位参考信号,所述第二SL定位参考信号是所述相关终端接收的SL定位参考信号,所述第一信息包括SL定位请求信息和SL定位测量信息中的至少一种;所述相关终端倾向的传输SL定位参考信号的传输时间信息,所述传输时间信息包括传输起始时间和传输终止时间中的至少一项;所述相关终端倾向的SL定位参考信号资源选择窗口信息;所述相关终端倾向的SL定位参考信号配置;所述相关终端非倾向的SL定位参考信号配置;所述相关终端倾向的SL定位参考信号传输资源集合;所述相关终端非倾向的SL定位参考信号传输资源集合;所述相关终端请求或释放的用于SL定位的资源;所述相关终端倾向的SL定位专用资源池的配置信息。
- 根据权利要求41所述的方法,其中,所述第一SL定位辅助信息还包括第一频点指示信息和第一BWP指示信息中的至少一项;其中,所述第一频点指示信息用于指示第一频点和第一频点列表中的至少一项,所述第一频点是所述相关终端倾向的用于传输SL定位参考信号的频点,所述第一频点列表是所述相关终端倾向的用于传输SL定位参考信号的频点列表,在所述第一频点与第二频点不同的情况下,所述第一SL定位辅助信息包括所述第一频点指示信息,所述第二频点是用于传输副链路共享信道SL-SCH的频点;其中,所述第一BWP指示信息用于指示第一BWP,所述第一BWP是所述相关终端倾向的用于传输SL定位参考信号的BWP,在所述第一BWP与第二BWP不同的情况下,所述第一SL定位辅助信息包括所述第一BWP指示信息,所述第二BWP是所述相关终端用于传输副链路共享信道SL-SCH的BWP。
- 根据权利要求42所述的方法,其中,所述第一SL定位辅助信息包括所述第一频点指示信息;其中,所述第一频点指示信息包括下述信息中的至少一项:所述第一频点在所述第一频点列表中的位置;所述第一频点对应的绝对频点信息和所述第一频点对应的相对频点信息;所述第一频点指示信息用于指示或辅助所述网络侧设备配置专用的所述第一频点;所述第一频点相对于所述第二频点的频域信息。
- 根据权利要求42所述的方法,其中,所述第一SL定位辅助信息包括所述第一BWP指示信息;其中,所述第一BWP指示信息包括下述信息中的至少一项:所述第一BWP的频域位置;所述第一BWP的带宽;所述第一BWP对应的子载波SCS;所述第一BWP对应的用于传输SL定位相关信息的符号位置;所述第一BWP对应的用于传输SL定位相关信息的时域位置;所述第一BWP指示信息用于指示或辅助所述网络侧设备配置专用的所述第一BWP。
- 根据权利要求41-44任一项所述的方法,其中,所述第一SL定位辅助信息还包括下述至少一项:所述相关终端的副链路不连续接收SL DRX的配置信息;所述相关终端是否支持在非激活时间传输SL定位参考信号。
- 根据权利要求45所述的方法,其中,所述SL DRX的配置信息包括下述至少一项:所述SL DRX的周期;所述SL DRX的持续激活时间长度;所述SL DRX的持续激活时间的起始位置。
- 根据权利要求41-46任一项所述的方法,其中,所述相关终端的测量间隙的配置信息;所述相关终端是否支持在测量间隙激活时间内传输SL定位参考信号;其中,所述测量间隙的配置信息包括下述至少一项:所述测量间隙的周期;所述测量间隙的持续时间长度;所述测量间隙的持续时间的起始位置。
- 根据权利要求41-47任一项所述的方法,其中,所述第一SL定位辅助信息还包括下述至少一项:所述第二终端与所述第一终端的同步偏差信息;所述第二终端的同步源指示信息;所述第二终端的服务小区识别信息。
- 根据权利要求41-48任一项所述的方法,其中,所述第一SL定位辅助信息还包括所述第二终端的预设能力信息;其中,所述第二终端的预设能力信息包括下述至少一项:所述第二终端是否支持配置所述第一频点以传输SL定位参考信号;所述第二终端是否支持配置所述第一BWP以传输SL定位参考信号;所述第二终端在单个时隙内能够测量的SL定位参考信号的数目;所述第二终端在单个时隙内能够发送的SL定位参考信号的数目;所述第二终端在单个时隙内是否支持同时发送和接收SL定位参考信号;所述第二终端对应的第二时间间隔信息,所述第二时间间隔信息是指发送SL定位参考信号和接收SL定位参考信号的时间间隔信息;所述第二终端对应的第三时间间隔信息,所述第三时间间隔信息是指传输SL定位参考信号和副链路共享信道SL-SCH的时间间隔信息;所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息;所述第二终端是否支持同时测量SL定位参考信号和Uu信号。
- 根据权利要求49所述的方法,其中,所述第一终端的预设能力信息包括所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息;其中,所述第二终端是否支持同时传输SL定位参考信号和SL-SCH的信息包括下述至少一项:所述第二终端是否支持在所述第一频点或单个频点上同时传输SL定位参考信号和SL-SCH的信息;所述第二终端是否支持在所述第一BWP或单个BWP上同时传输SL定位参考信号和SL-SCH的信息;所述第二终端支持的所述第一BWP的频点与第二BWP的频点相同或不同,所述第二BWP是所述相关终端用于传输副链路共享信道SL-SCH的BWP;所述第二终端的功率控制能力信息;所述第二终端在一个BWP上支持的最大SL定位参考信号资源数目信息;所述第二终端在一个BWP和一个时隙上支持的最大SL定位参考信号资源数目信息。
- 根据权利要求41-50任一项所述的方法,其中,所述第一SL定位辅助信息还包括所述相关终端采用的定位方式信息;其中,所述相关终端采用的定位方式信息用于指示下述信息中的至少一项:仅SL定位;混合定位;传感器信息;相对定位指示信息;绝对定位指示信息;参考点信息,所述参考点包括参考终端和参考发送接收点TRP中的至少一个;区域ID。
- 根据权利要求41-51任一项所述的方法,其中,所述第一SL定位辅助信息还包括路侧单元RSU相关的辅助信息,其中,所述RSU是与所述相关终端建立SL通信,和/或,所述RSU是所述相关终端选定的用于辅助SL定位的RSU;其中,所述RSU相关的辅助信息包括下述至少一项:所述相关终端是否支持RSU辅助的定位;所述RSU的识别信息;所述RSU的测量信息,所述测量信息包括能量信息、时间信息和角度信息中的至少一项;所述RSU的位置信息。
- 根据权利要求41-52任一项所述的方法,其中,所述第一SL定位辅助信息还包括第二信息的配置失败指示信息或拒绝配置第二信息的拒绝配置指示信息;其中,所述第二信息包括下述至少一项:用于测量SL定位参考信号的测量间隙或测量窗口;第一SL资源的指示信息,所述第一SL资源包括用于传输所述SL定位相关信息的SL资源;副链路不连续接收SL DRX的配置信息;第一频点的配置信息,所述第一频点是用于传输SL定位参考信号的频点;第一BWP的配置信息,所述第一BWP是用于传输SL定位参考信号的BWP;第一带宽的配置信息,所述第一带宽是用于传输SL定位参考信号的带宽。
- 根据权利要求41-53任一项所述的方法,其中,所述第一SL定位辅助信息还包括定时误差组TEG相关信息;其中,所述TEG相关信息包括下述至少一项:TEG和SL定位参考信号的关联关系列表,所述关联关系列表中包括下述字段:TEG ID、时间戳和SL定位参考信号;TEG类型,所述TEG类型包括下述至少一种:TX TEG、RX TEG和RXTX TEG;所述相关终端的ID;所述SL定位参考信号的识别信息。
- 根据权利要求40-54任一项所述的方法,其中,所述网络侧设备接收 第一终端上报的第一SL定位辅助信息,包括:网络侧设备接收第一终端在满足第一预设触发条件的情况下上报的第一SL定位辅助信息;其中,所述第一预设触发条件包括下述至少一项:所述第一终端上一次进入与所述网络侧设备的连接态未上报第一SL定位辅助信息;所述第一终端上一次上报的第一SL定位辅助信息未体现在定位广播信息中;所述第一终端需要上报第一SL定位辅助信息以获取所述SL定位所需信息;所述第一终端上一次上报的第一SL定位辅助信息未体现在所述SL定位所需信息中;所述第一终端上一次上报的第一SL定位辅助信息中缺少所述第二终端的相关信息,所述第二终端的相关信息包括所述第二终端加入与所述第一终端的SL通信的加入信息和所述第二终端释放与所述第一终端的SL通信的释放信息中的至少一种;所述第一终端上一次上报的第一SL定位辅助信息中缺少如权利要求42-55中所述的任一项第一SL定位辅助信息;所述第一终端的任一项第一SL定位辅助信息发生变化;所述第一终端的无线链路失败RLF;所述第一终端的副链路无线资源控制SL RRC重配置失败。
- 根据权利要求40-55任一项所述的方法,其中,所述网络侧设备包括基站,所述SL定位所需信息包括SL定位配置信息,由所述基站向所述第一终端配置的所述SL定位配置信息包括下述至少一项:用于SL定位的频点信息,所述频点信息包括第一频点的信息、第一BWP的信息、绝对频点信息和相对频点信息中的至少一项,所述第一频点信息是用于传输SL定位参考信号的频点,所述第一BWP是用于传输SL定位参考信号的BWP信息,所述第一BWP的信息包括所述第一BWP的频点信息、所述第一BWP的带宽信息以及用于传输SL定位参考信号的时域位置信息;用于SL定位的资源池配置信息;至少一个路侧单元RSU的配置信息,所述RSU的配置信息包括所述RSU的位置信息以及与所述RSU传输的信号相关的信息中的至少一项,所述与所述RSU传输的信号相关的信息包括所述信号的序列和所述信号的时频信息中的至少一项;至少一个SL定位参考信号的信息,所述SL定位参考信号的信息包括所 述SL定位参考信号的序列ID、所述SL定位参考信号的周期、所述SL定位参考信号占用的符号数、所述SL定位参考信号的发送功率、所述SL定位参考信号的发送时隙、所述SL定位参考信号的梳状结构值和所述SL定位参考信号占用的时隙数;至少一个SL定位参考信号的资源选择窗口信息,所述资源选择窗口信息用于所述第一终端选择SL资源,或者,所述资源选择窗口信息用于指示所述相关终端的资源选择窗口;用于测量SL定位参考信号的测量间隙或测量窗口;副链路不连续接收SL DRX的配置信息。
- 根据权利要求56所述的方法,其中,由所述基站向所述第一终端配置的所述SL定位所需信息还包括下述至少一项:第一使能信息,所述第一使能信息用于指示SL定位参考信号的使能信息;SL定位参考信号的测量配置信息,所述测量配置信息用于配置以下至少一项:至少一组测量配置和至少一组上报配置;SL定位参考信号的优先级信息。
- 根据权利要求57所述的方法,其中,在所述基站向所述第一终端配置所述SL定位所需信息之前,所述LMF向所述基站配置下述至少一项SL定位配置信息:所述第一BWP的信息;所述用于SL定位的资源池配置信息;所述至少一个SL定位参考信号的资源选择窗口信息;所述用于测量SL定位参考信号的测量间隙或测量窗口;所述SL DRX的配置信息。
- 根据权利要求40-55任一项所述的方法,其中,所述网络侧设备包括LMF,所述SL定位所需信息包括SL定位辅助数据,由所述LMF向所述第一终端配置的所述SL定位辅助数据包括下述至少一项:用于SL定位的频点信息,所述频点信息包括第一频点的信息、第一BWP的信息、绝对频点信息和相对频点信息中的至少一项,所述第一频点信息是用于传输SL定位参考信号的频点;至少一个路侧单元RSU的配置信息,所述RSU的配置信息包括所述RSU的位置信息以及与所述RSU传输的信号相关的信息中的至少一项,所述与所述RSU传输的信号相关的信息包括所述信号的序列和所述信号的时频信息中的至少一项;至少一个SL定位参考信号的信息,所述SL定位参考信号的信息包括所 述SL定位参考信号的序列ID、所述SL定位参考信号的周期、所述SL定位参考信号占用的符号数、所述SL定位参考信号的发送功率、所述SL定位参考信号的发送时隙、所述SL定位参考信号的梳状结构值和所述SL定位参考信号占用的时隙数。
- 根据权利要求40-55任一项所述的方法,其中,所述SL定位所需信息包括所述相关终端的测量间隙的配置信息。
- 根据权利要求60所述的方法,其中,所述相关终端的测量间隙是基于所述相关终端的SL DRX的配置信息确定的,所述相关终端的测量间隙位于该相关终端的SL DRX的非激活时间。
- 根据权利要求56-61任一项所述的方法,其中,所述网络侧设备配置的所述SL定位所需信息与所述第一终端上报的所述第一SL定位辅助信息相匹配。
- 根据权利要求40-62任一项所述的方法,其中,所述方法还包括:所述网络侧设备接收所述第一终端上报的更新后的所述第一SL定位辅助信息,其中,所述第一SL定位辅助信息是所述第一终端在所述第二终端拒绝所述SL定位所需信息中的配置的情况下更新的。
- 根据权利要求40-63任一项所述的方法,其中,所述方法还包括:所述网络侧设备接收所述第一终端或所述第一终端的MAC层发送的资源请求信息,其中,所述资源请求信息用于向所述网络侧设备请求用于传输SL定位相关信息的资源,所述SL定位相关信息包括SL定位参考信号和SL定位参考信号测量结果中的至少一项。
- 根据权利要求64所述的方法,其中,所述资源请求信息用于向所述网络侧设备请求用于传输SL定位参考信号的资源。
- 根据权利要求65所述的方法,其中,所述资源请求信息包括下述至少一项:用于传输SL定位参考信号的带宽信息;用于传输SL定位参考信号的频点信息;用于传输SL定位参考信号的子信道数目信息;用于传输SL定位参考信号的周期信息。
- 根据权利要求64所述的方法,其中,所述网络侧设备给所述第一终端配置有多个可选的带宽和多个可选的子信道,所述资源请求信息通过MAC CE发送,且所述MAC CE用于指示下述至少一项:所述多个可选的带宽中用于传输SL定位参考信号的带宽;所述多个可选的子信道中用于传输SL定位参考信号的子信道。
- 根据权利要求64-67任一项所述的方法,其中,所述资源请求信息是所述第一终端或所述第一终端的MAC层在满足第二预设触发条件的情况下发送的;其中,所述第二预设触发条件包括下述至少一项:所述第一终端中存在等待传输的SL定位参考信号和SL-SCH中的至少一项;所述第一终端接收到SL定位请求信息和SL定位参考信号中的至少一项;所述第一终端传输SL定位参考信号的周期计时器到期。
- 根据权利要求64-68任一项所述的方法,其中,所述方法还包括:所述网络侧设备基于所述资源请求信息向所述第一终端发送第一资源;其中,所述第一资源包括第一SL资源和第二SL资源中的至少一项,所述第一SL资源包括用于传输所述SL定位相关信息的SL资源,所述第二SL资源包括用于传输副链路共享信道SL-SCH的SL资源。
- 根据权利要求40-69任一项所述的方法,其中,所述SL定位参考信号包括下述至少一种:副链路定位参考信号SL-PRS;副链路同步信号块SL-SSB;副链路信道状态信息参考信号SL CSI-RS;副链路相位跟踪参考信号SL PTRS;副链路解调参考信号SL DMRS。
- 根据权利要求39-70任一项所述的方法,其中,所述网络侧设备接收第一终端上报的第一SL定位辅助信息,包括:网络侧设备接收所述第一终端通过第三信息上报的第一SL定位辅助信息;或者,网络侧设备接收所述第一终端通过第四信息上报的第一SL定位辅助信息;其中,所述第三信息为SidelinkUEInformationNR或UEAssistanceInformationNR,所述第四信息不同于所述第三信息。
- 一种基于SL定位辅助信息的通信装置,所述装置包括:第一接收模块,用于网络侧设备接收第一终端上报的第一SL定位辅助信息;第一配置模块,用于所述网络侧设备基于所述第一SL定位辅助信息向所述第一终端配置SL定位所需信息,所述SL定位所需信息包括SL定位辅助数据和SL定位配置信息中的至少一种。
- 一种终端,包括处理器和存储器,所述存储器存储可在所述处理器 上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至37任一项所述的基于SL定位辅助信息的通信方法的步骤。
- 一种网络侧设备,包括处理器和存储器,所述存储器存储可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求39至71任一项所述的基于SL定位辅助信息的通信方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如权利要求1-37任一项所述的基于SL定位辅助信息的通信方法,或者实现如权利要求39-71任一项所述的基于SL定位辅助信息的通信方法的步骤。
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| EP23838967.0A EP4557777A4 (en) | 2022-07-14 | 2023-07-12 | COMMUNICATION METHOD BASED ON POSITIONING AID INFORMATION SL, TERMINAL, AND NETWORK-SIDE DEVICE |
| US19/019,550 US20250164599A1 (en) | 2022-07-14 | 2025-01-14 | Communication method based on sl positioning assistance information, terminal, and network-side device |
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| CN111093154A (zh) * | 2019-09-20 | 2020-05-01 | 中兴通讯股份有限公司 | 定位方法、装置、终端设备及存储介质 |
| CN112351383A (zh) * | 2019-08-09 | 2021-02-09 | 大唐移动通信设备有限公司 | 一种定位辅助信息的请求方法、设备、装置及存储介质 |
| US20210410103A1 (en) * | 2020-06-29 | 2021-12-30 | Qualcomm Incorporated | Passive positioning with sidelink assistance |
| CN114222931A (zh) * | 2021-11-16 | 2022-03-22 | 北京小米移动软件有限公司 | 定位方法及装置、存储介质 |
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| CN111093154A (zh) * | 2019-09-20 | 2020-05-01 | 中兴通讯股份有限公司 | 定位方法、装置、终端设备及存储介质 |
| US20210410103A1 (en) * | 2020-06-29 | 2021-12-30 | Qualcomm Incorporated | Passive positioning with sidelink assistance |
| CN114222931A (zh) * | 2021-11-16 | 2022-03-22 | 北京小米移动软件有限公司 | 定位方法及装置、存储介质 |
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