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WO2023206128A1 - Procédé de communication sans fil, dispositif terminal et dispositif réseau - Google Patents

Procédé de communication sans fil, dispositif terminal et dispositif réseau Download PDF

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Publication number
WO2023206128A1
WO2023206128A1 PCT/CN2022/089508 CN2022089508W WO2023206128A1 WO 2023206128 A1 WO2023206128 A1 WO 2023206128A1 CN 2022089508 W CN2022089508 W CN 2022089508W WO 2023206128 A1 WO2023206128 A1 WO 2023206128A1
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WIPO (PCT)
Prior art keywords
terminal
information
configuration information
network device
target
Prior art date
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Ceased
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PCT/CN2022/089508
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English (en)
Chinese (zh)
Inventor
刘洋
卢前溪
石聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to PCT/CN2022/089508 priority Critical patent/WO2023206128A1/fr
Priority to CN202280089435.0A priority patent/CN118556190A/zh
Publication of WO2023206128A1 publication Critical patent/WO2023206128A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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

Definitions

  • Embodiments of the present application relate to the field of communications, and more specifically, to a wireless communication method, terminal equipment, and network equipment.
  • the terminal device can perform positioning based on the downlink reference signal of the network device.
  • the terminal device cannot receive the downlink reference signal of the network device. Therefore, how to locate the downlink reference signal of the network device? Accurate positioning of terminal equipment is a problem that needs to be solved.
  • Embodiments of the present application provide a wireless communication method, terminal equipment, and network equipment, which are beneficial to achieving precise positioning of the terminal equipment.
  • a wireless communication method which method includes:
  • the terminal device acquires first information, where the first information includes first configuration information, where the first configuration information is a side-link related configuration of at least one anchor terminal;
  • the terminal device obtains a target measurement result according to the first information, and the target measurement result is used to determine the positioning result of the terminal device, wherein the target measurement result includes at least one of the following:
  • the terminal device performs measurement on the reference signal sent by the target network device and obtains the measurement result.
  • a wireless communication method which method includes:
  • the network device sends first information, where the first information includes first configuration information, where the first configuration information is side-link related configuration of at least one anchor terminal;
  • the network device receives a target measurement result, wherein the target measurement result includes at least one of the following:
  • the terminal device performs measurement on the reference signal sent by the target network device and obtains the measurement result.
  • a third aspect provides a terminal device for executing the method in the first aspect.
  • the terminal device includes a functional module for executing the method in the first aspect.
  • a fourth aspect provides a network device for performing the method in the above second aspect.
  • the network device includes a functional module for executing the method in the above second aspect.
  • a terminal device including a processor and a memory; the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, so that the terminal device executes the above-mentioned first aspect. Methods.
  • a seventh aspect provides a network device, including a processor and a memory; the memory is used to store a computer program, and the processor is used to call and run the computer program stored in the memory, so that the network device executes the above-mentioned second aspect. Methods.
  • An eighth aspect provides a chip for implementing the method in any one of the above first to second aspects.
  • the chip includes: a processor, configured to call and run a computer program from a memory, so that the device installed with the device executes the method in any one of the above-mentioned first to second aspects.
  • a ninth aspect provides a computer-readable storage medium for storing a computer program that causes a computer to execute the method in any one of the above-mentioned first to second aspects.
  • a computer program product including computer program instructions, which cause a computer to execute the method in any one of the above-mentioned first to second aspects.
  • An eleventh aspect provides a computer program that, when run on a computer, causes the computer to execute the method in any one of the above-mentioned first to second aspects.
  • the terminal device can realize the positioning of the terminal device based on the side row related configuration of the anchor terminal, which is conducive to the accurate positioning of the terminal device in the out-of-coverage scenario.
  • Figure 1 is a schematic diagram of a communication system architecture applied in an embodiment of the present application.
  • Figure 2 is a schematic interaction diagram of a wireless communication method provided according to an embodiment of the present application.
  • Figure 3 is a schematic interaction diagram of a wireless communication method according to an embodiment of the present application.
  • FIG. 4 is a schematic interaction diagram of a wireless communication method according to another embodiment of the present application.
  • Figure 5 is a schematic block diagram of a terminal device provided according to an embodiment of the present application.
  • Figure 6 is a schematic block diagram of a network device provided according to an embodiment of the present application.
  • Figure 7 is a schematic block diagram of a communication device provided according to an embodiment of the present application.
  • Figure 8 is a schematic block diagram of a chip provided according to an embodiment of the present application.
  • Figure 9 is a schematic block diagram of a communication system provided according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced long term evolution
  • NR New Radio
  • NTN Non-Terrestrial Networks
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • IoT Internet of Things
  • WiT wireless fidelity
  • 5G fifth-generation communication
  • the communication system in the embodiments of the present application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, or a standalone (Standalone, SA) scenario. ) network deployment scenario, or applied to Non-Standalone (NSA) network deployment scenario.
  • Carrier Aggregation, CA Carrier Aggregation
  • DC Dual Connectivity
  • SA standalone
  • NSA Non-Standalone
  • the communication system in the embodiments of the present application can be applied to unlicensed spectrum, where the unlicensed spectrum can also be considered as shared spectrum; or, the communication system in the embodiments of the present application can also be applied to licensed spectrum, Among them, licensed spectrum can also be considered as unshared spectrum.
  • the communication system in the embodiment of the present application can be applied to the FR1 frequency band (corresponding to the frequency band range 410MHz to 7.125GHz), can also be applied to the FR2 frequency band (corresponding to the frequency band range 24.25GHz to 52.6GHz), and can also be applied to The new frequency band, for example, corresponds to the frequency band range of 52.6 GHz to 71 GHz or the high frequency band corresponding to the frequency band range of 71 GHz to 114.25 GHz.
  • the embodiments of this application describe various embodiments in combination with network equipment and terminal equipment.
  • the terminal equipment may also be called user equipment (User Equipment, UE), access terminal, user unit, user station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication equipment, user agent or user device, etc.
  • User Equipment User Equipment
  • the terminal device can be a station (STATION, ST) in the WLAN, a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, or a personal digital assistant.
  • PDA Personal Digital Assistant
  • handheld devices with wireless communication capabilities computing devices or other processing devices connected to wireless modems, vehicle-mounted devices, wearable devices, next-generation communication systems such as terminal devices in NR networks, or in the future Terminal equipment in the evolved Public Land Mobile Network (PLMN) network, etc.
  • PLMN Public Land Mobile Network
  • the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as aircraft, balloons and satellites). superior).
  • the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, or an augmented reality (Augmented Reality, AR) terminal.
  • Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self-driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city (smart city) or wireless terminal equipment in smart home (smart home), vehicle-mounted communication equipment, wireless communication chip/application specific integrated circuit (ASIC)/system on chip (System on Chip, SoC), etc.
  • ASIC application specific integrated circuit
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which is a general term for applying wearable technology to intelligently design daily wear and develop wearable devices, such as glasses, gloves, watches, clothing and shoes, etc.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable devices are not just hardware devices, but also achieve powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-sized devices that can achieve complete or partial functions without relying on smartphones, such as smart watches or smart glasses, and those that only focus on a certain type of application function and need to cooperate with other devices such as smartphones.
  • the network device may be a device used to communicate with mobile devices.
  • the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA.
  • BTS Base Transceiver Station
  • it can be a base station (NodeB, NB) in WCDMA, or an evolutionary base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or a vehicle-mounted device, a wearable device, and an NR network network equipment or base station (gNB) or network equipment in the future evolved PLMN network or network equipment in the NTN network, etc.
  • NodeB base station
  • gNB NR network network equipment or base station
  • the network device may have mobile characteristics, for example, the network device may be a mobile device.
  • network devices may be satellites or balloon stations.
  • the satellite can be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geosynchronous orbit (geostationary earth orbit, GEO) satellite, a high elliptical orbit (High Elliptical Orbit, HEO) satellite ) satellite, etc.
  • the network device may also be a base station installed on land, water, or other locations.
  • network equipment can provide services for a cell, and terminal equipment communicates with the network equipment through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell.
  • the cell can be a network equipment ( For example, the cell corresponding to the base station), the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
  • the small cell here can include: urban cell (Metro cell), micro cell (Micro cell), pico cell ( Pico cell), femto cell (Femto cell), etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-rate data transmission services.
  • the communication system 100 may include a network device 110, which may be a device that communicates with a terminal device 120 (also referred to as a communication terminal or terminal).
  • the network device 110 can provide communication coverage for a specific geographical area and can communicate with terminal devices located within the coverage area.
  • Figure 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and other numbers of terminal devices may be included within the coverage of each network device. The embodiments of the present application do not limit this.
  • the communication system 100 may also include other network entities such as a network controller and a mobility management entity, which are not limited in the embodiments of the present application.
  • the communication device may include a network device 110 and a terminal device 120 with communication functions.
  • the network device 110 and the terminal device 120 may be the specific devices described above, which will not be described again here.
  • the communication device may also include other devices in the communication system 100, such as network controllers, mobility management entities and other network entities, which are not limited in the embodiments of this application.
  • the positioning assistance information includes the downlink positioning reference signals (PRS) configuration that the terminal device needs to perform measurements.
  • PRS downlink positioning reference signals
  • Different PRS configurations are bound to the transmission point TRP within a given range and a given frequency band, that is, TRPs at different locations have different PRS configurations.
  • the terminal device can determine the relative position or relative angle to different TRPs, which can then be used for positioning the terminal device.
  • the PRS signal strength from a given TRP gradually becomes smaller, making it unable to provide effective help for the positioning function.
  • the positioning assistance information received by the terminal device should also be valid (as long as the TRP does not end the sending of the PRS signal).
  • the concept of corresponding effective areas is introduced for positioning auxiliary information.
  • the network device sends preconfigured positioning assistance information and the corresponding effective area (defined by the cell list) to the terminal device.
  • the terminal device determines whether the current resident cell is within the valid area. If it is within the valid area, the terminal device can directly apply the previously obtained positioning assistance information instead of re-obtaining new positioning assistance information from the network device. In this way, during the positioning session phase, the signaling transmission delay between the two location management functions (Location Management Function, LMF) and the terminal device can be shortened.
  • LMF Location Management Function
  • the network device can also pre-configure downlink positioning assistance information for multiple valid areas and send it to the terminal device.
  • the terminal device can directly use the downlink positioning auxiliary information associated with the area where it is located to directly perform positioning measurements. In this way, the signaling transmission delay in the positioning session phase can also be reduced.
  • the network configures the positioning TRP and related reference signal configuration for the terminal device through the long-term evolution positioning protocol (Evolution Positioning Protocol, LPP) message (ProvideLocationInformation msg).
  • LPP Long-term evolution positioning protocol
  • the network device also needs to configure the effective area to the terminal device. For example, preconfigure DL-PRS auxiliary information, which includes valid area information, such as represented by area ID (Area ID).
  • area ID Area ID
  • a single area may be composed of a cell list. That is, when the terminal device is camped on a cell belonging to the cell list, the terminal device can apply the preconfigured DL-PRS assistance information.
  • terminal equipment performs downlink reference signal measurements on TRPs distributed at different locations to obtain signal measurement results, such as downlink relative signal time difference (DL RSTD). Finally, the positioning system locates the terminal device based on the measurement results.
  • DL RSTD downlink relative signal time difference
  • the configuration information of DL PRS is provided to the terminal device by LMF through LPP signaling.
  • the parameter configuration of DL PRS adopts a four-layer signaling structure, which is represented from the top to the bottom as:
  • Positioning Frequency Layer can have up to 4 layers;
  • TRP up to 64 per frequency layer
  • DL PRS resource up to 64 per resource set per TRP per frequency layer.
  • the terminal equipment For each PFL, the terminal equipment is configured with multiple TRPs sending DL PRS signals at the same frequency point.
  • One or two DL PRS resource sets can be configured for each TRP.
  • the one or two DL PRS resource sets configure all DL PRS resources sent by the TRP at a certain frequency point.
  • Each DL PRS resource set can be configured with multiple DL PRS resources.
  • Each DL PRS resource can represent a transmit beam of a TRP, and different DL PRS resources can represent different transmit beams of this TRP.
  • the terminal device performs measurements on the reference signals sent by different TRPs to obtain measurement results such as DL RSTD, which are used to derive positioning results.
  • a DL PRS configuration of up to 4 PFLs can be provided for one terminal device.
  • the following PRS signal configuration parameters can be provided in the parameter structure of each PFL:
  • the subcarrier spacing of the PRS signal is the subcarrier spacing of the PRS signal.
  • the length of the cyclic prefix (CP) of the PRS signal is the length of the cyclic prefix (CP) of the PRS signal.
  • PRS frequency domain resource bandwidth The value of this parameter is the number of physical resource blocks (Physical Resource Block, PRB) allocated to the PRS signal.
  • PRB Physical Resource Block
  • the minimum value of PRS resource bandwidth may be 24 PRBs
  • the granularity may be 4 PRBs
  • the maximum value of PRS resource bandwidth may be 272 PRBs.
  • Frequency domain starting frequency position of the PRS resource This parameter is used to indicate the index number of the starting PRB assigned to the PRS signal in the frequency domain.
  • the index number of the PRB is defined relative to the frequency domain reference point A (PointA) of the PRS.
  • the frequency domain reference point PointA of the PRS signal is The frequency domain reference point PointA of the PRS signal.
  • Comb tooth size of PRS signal (Comb-N).
  • the configured PRS parameters can be applied to all PRS resources included in this PFL. That is to say, in a PFL, all PRS signals from multiple different TRPs will use the same subcarrier spacing, CP length, and the same comb tooth size, be sent on the same frequency subband, and occupy exactly the same bandwidth. .
  • Such a design can support the UE to simultaneously receive and measure PRS signals from multiple different TRPs transmitted on the same frequency point.
  • the parameters of the TRP layer include an ID parameter used to uniquely identify the positioning TRP, the physical cell ID of the TRP, the NR Cell Global Identifier (NCGI) of the TRP, and the absolute radio channel number (Absolute Radio) of the TRP. Frequency Channel Number, ARFCN).
  • Each TRP layer can be configured with up to 2 DL PRS resource sets.
  • the DL PRS resource set layer parameters can be configured with the following parameters, which can be applied to all DL PRS resources included in the DL PRS resource set.
  • DL PRS resource set identification ID (nr-DL-PRS-ResourceSetID).
  • DL PRS-Periodicity-and-ResourceSetSlotOffset This parameter defines the time domain sending behavior of all DL PRS resources included in this DL PRS resource set.
  • the minimum value of the configurable DL PRS transmission period is 4 milliseconds, and the maximum value is 10240 milliseconds.
  • the configuration of DL PRS supports flexible subcarrier spacing, including 15KHz, 30KHz, 60KHz and 120KHz. Under different subcarrier spacing conditions, the configurable DL PRS transmission cycle value range is the same.
  • DL PRS resource repetition factor (dl-PRS-ResourceRepetitionFactor): This parameter defines the number of repeated transmissions of a PRS resource in each PRS cycle. Repeated transmissions of the same DL PRS resource can be used by the UE to aggregate the DL PRS signal energy of multiple transmissions, thereby increasing the coverage distance of DL PRS and increasing positioning accuracy. In the FR2 system, repeated transmission of DL PRS resources can be used by the UE to perform receive beam scanning operations. The UE can use different receive beams to receive repeated transmissions of the same DL PRS resource to find the best match between the TRP transmit beam and the UE receive beam. On the other hand, repeated transmission of DL PRS resources will increase PRS overhead. In some scenarios, the repetition factor values of DL PRS resources are 1, 2, 4, 6, 8, 16 and 32.
  • DL PRS resource repeated transmission time interval (dl-PRS-ResourceTimeGap): This parameter defines the number of time slots between two consecutive repeated transmissions of the same PRS resource.
  • DL PRS muting configuration This parameter is used to define that DL PRS signals are not sent on certain allocated time and frequency resources (called muting). Muting means that the DL PRS signal is not sent on all allocated time-frequency resources, but is intentionally not sent on some designated time-frequency resources. The purpose of this is to avoid conflicts with other signals such as Synchronization Signal Block (SSB) on the one hand, and to avoid interference between signals sent by different TRPs on the other hand, such as intentionally turning off a certain signal at certain times.
  • SSB Synchronization Signal Block
  • the DL PRS of a TRP is sent so that the UE can receive the DL PRS signal from a farther TRP.
  • Each DL PRS resource will be configured with the following parameters:
  • a DL PRS resource identification ID (nr-DL-PRS-ResourceID);
  • DL PRS starting frequency domain resource unit offset (dl-PRS-CombSizeN-AndReOffset): This parameter defines the frequency domain resource unit used for resource mapping of DL PRS resources on the first allocated OFDM symbol in a time slot. offset value. Based on this parameter and the relative offset value specified in TS38.211, the UE can determine the frequency domain resource unit offset value used for resource mapping on each OFDM symbol;
  • DL PRS resource slot offset (dl-PRS-ResourceSlotOffset): This parameter defines the slot offset relative to the DL PRS resource set. This parameter can determine the time slot location of each DL PRS resource;
  • OFDM symbol offset of DL PRS (dl-PRS-ResourceSymbolOffset): This parameter defines the time-frequency resource allocation position of a DL PRS resource in a time slot. For example, this parameter is used to indicate the start of a time slot. OFDM symbol index number;
  • QCL information of DL PRS (dl-PRS-QCL-Info): This parameter provides the quasi co-location information (Quasi Co-Location, QCL) of the DL PRS signal.
  • each DL PRS resource For each DL PRS resource, it can be distinguished according to its corresponding parameters.
  • the terminal device cannot receive DL PRS. In this case, how to perform accurate positioning is an urgent problem that needs to be solved.
  • FIG. 2 is a schematic interaction diagram of a wireless communication method 200 according to an embodiment of the present application. As shown in Figure 2, the wireless communication method 200 may include at least part of the content:
  • the terminal device obtains first information.
  • the first information includes first configuration information, and the first configuration information is the side-link related configuration of at least one anchor terminal;
  • the terminal device obtains a target measurement result based on the first information.
  • the target measurement result is used to determine the positioning result of the terminal device, where the target measurement result includes at least one of the following:
  • the terminal device performs measurement on the reference signal sent by the target network device and obtains the measurement result.
  • the anchor terminal may be a terminal used to assist the positioning of the terminal device, and may send reference signals or perform measurements on the received reference signals on the sidelink or sidelink communication frequency band.
  • the anchor terminal may be a Road Side Unit (RSU).
  • RSU Road Side Unit
  • the position of the RSU is fixed. Compared with positioning based on mobile terminals or network devices, positioning the terminal device based on the RSU is beneficial to ensuring the accuracy of the positioning result.
  • the RSU is a facility deployed on the roadside for auxiliary communication in the vehicle-mounted delay-tolerant network.
  • the RSU is directly connected to the backbone network and can communicate wirelessly with vehicles in the vehicle-mounted delay-tolerant network.
  • RSU Compared with vehicles in the on-vehicle delay-tolerant network, RSU has better communication capabilities, coverage and transmission speed, and can communicate with multiple vehicles at the same time. In addition, RSU has a large storage space, which can store information and improve communication probability. Therefore, by deploying relevant RSUs in the road traffic system, on the one hand, it can effectively solve the Internet access problem of vehicle-mounted devices, on the other hand, it can also greatly increase the communication opportunities between vehicle-mounted devices. Through RSU cache messages, Realize efficient transmission of messages between vehicles.
  • the first information is network device configuration.
  • the core network device may send the first information to the terminal device through the access network device (eg, base station).
  • the access network device eg, base station
  • the core network device may send the first information to the terminal device through LPP signaling (such as LPP ProvideAssistanceData).
  • LPP signaling such as LPP ProvideAssistanceData
  • the core network device may be an LMF entity.
  • the first configuration information is also called positioning assistance information and side positioning assistance information.
  • the first configuration information is preconfigured.
  • the first configuration information may include any configuration information used to assist the terminal device in positioning through the side link, which is not limited in this application.
  • the first configuration information includes but is not limited to at least one of the following:
  • First indication information used to indicate whether the time synchronization group to which at least one anchor terminal belongs is time synchronized with the network device
  • second indication information used to indicate whether at least one anchor terminal is time synchronized with the network device
  • the third indication information is used to indicate whether at least one anchor terminal is a roadside unit RSU.
  • the identification information of the at least one anchor terminal may be any identifier that can uniquely identify the anchor terminal.
  • the identification information of the anchor terminal can be 5G Globally Unique Temporary UE Identity (5G-GUTI) or 5G Shorted Temporary Mobile Subscriber Identity (5G-S -TSMI) etc.
  • 5G-GUTI 5G Globally Unique Temporary UE Identity
  • 5G-S -TSMI 5G Shorted Temporary Mobile Subscriber Identity
  • the sideline-related reference signal configuration of the anchor terminal may be used to configure the transmission mode and/or transmission resources of the reference signal.
  • the sidelink-related reference signal configuration of the anchor terminal may include time domain resource information and/or frequency domain resource information of the sidelink-related reference signal.
  • side row related reference signals may include but are not limited to:
  • S-PRS Sidelink positioning reference signals
  • the identification information of the time synchronization group can be used to identify a time synchronization group.
  • a time synchronization group can include one or more anchor terminals, and time synchronization is established between anchor devices belonging to the same time synchronization group. In other words, time synchronization between anchor devices belonging to the same time synchronization group is guaranteed.
  • each time synchronization group may correspond to one first indication information, that is, the first indication information may be per time synchronization group granularity, and the first indication information corresponding to each time synchronization group is used to indicate the time synchronization.
  • the network device here may refer to an access network device, such as a base station, such as the base station of the cell where the terminal device currently resides.
  • the first indication information corresponding to a time synchronization group indicates time synchronization with the network device, then all anchor terminals of the time synchronization group will be time synchronized with the network device.
  • each anchor terminal may correspond to a second indication information, that is, the second indication information may be per anchor terminal granularity, and the second indication information corresponding to each anchor terminal is used to indicate the anchor point.
  • the network device here may refer to an access network device, such as a base station, such as the base station of the cell where the terminal device currently resides.
  • the anchor terminal is time synchronized with the network device.
  • the side-link related configuration of the at least one anchor terminal may be obtained through the same signaling, or may be obtained through different signaling, which is not limited in this application.
  • the location information of the anchor terminal may be configured by the network device, or may be obtained by the terminal device from the anchor terminal.
  • the terminal device can obtain the location information of the anchor terminal from the network device through signaling on the Uu interface (such as broadcast signaling or dedicated signaling), or through signaling on the PC5 interface (such as broadcast signaling or dedicated signaling). Let) obtain the location information of the anchor terminal from the anchor terminal.
  • signaling on the Uu interface such as broadcast signaling or dedicated signaling
  • PC5 interface such as broadcast signaling or dedicated signaling
  • the third indication information may be configured by the network device, or may be obtained by the terminal device from the anchor terminal.
  • the identification information of the anchor terminal may be configured by the network device, or may be obtained by the terminal device from the anchor terminal.
  • the location information of the anchor terminal is obtained through broadcast signaling or dedicated signaling.
  • the location information of the anchor terminal is preconfigured.
  • the location information of the anchor terminal can be preconfigured to the terminal device.
  • the location information of the anchor terminal can be notified through broadcast signaling or dedicated signaling.
  • the broadcast signaling may be broadcast signaling on the Uu interface (for example, system message, such as SIB1), or it may also be broadcast signaling on the PC5 interface.
  • system message such as SIB1
  • the dedicated signaling may be dedicated signaling on the Uu interface (such as downlink Radio Resource Control (RRC) signaling), or it may also be dedicated signaling on the PC5 interface, such as PC5 -RRC signaling.
  • RRC Radio Resource Control
  • the terminal device can obtain the location information of the anchor terminal from the network device through broadcast signaling or dedicated signaling on the Uu interface.
  • the terminal device can obtain the location information of the anchor terminal from the anchor terminal through broadcast signaling or dedicated signaling on the PC5 interface.
  • the method 200 further includes:
  • the second configuration information it is determined whether the usage condition of the first configuration information is met.
  • the second configuration information can be used to configure usage conditions of the first configuration information, or in other words, validity conditions and activation conditions.
  • the second configuration information is preconfigured.
  • the second configuration information is configured by the network device.
  • first configuration information and the second configuration information may be configured through the same signaling, or they may be configured through different signaling, which is not limited in this application.
  • the second configuration information is included in the first information.
  • the network device when the network device configures the first configuration information, it also configures the usage conditions of the first configuration information, that is, the second configuration information.
  • the usage condition of the first configuration information is related to at least one of the following:
  • the area where the terminal device is located the time when the first configuration information is used, whether deactivation signaling of the first configuration information is received, and whether activation signaling of the first configuration information is received.
  • the second configuration information is used to configure at least one of the following:
  • the first configuration information is used when it has not been deactivated (or, in other words, has not expired or been released), for example, when deactivation signaling of the first configuration information has not been received;
  • the first configuration information is used when it is activated (or takes effect), for example, when activation signaling of the first configuration information is received.
  • the effective area information corresponding to the first configuration information may be represented by a cell ID or a cell ID list, or may be represented by other area information, which is not limited in this application.
  • the valid time information corresponding to the first configuration information may include at least one of the following:
  • the first duration information is used to indicate the activation duration (or validity duration) of the first configuration information
  • the second duration information is used to indicate the deactivation duration (or invalidation duration) of the first configuration information
  • First starting time information used to indicate the starting time when the first configuration information is valid (or activated);
  • the second starting time information is used to indicate the starting time when the first configuration information is invalid (or deactivated);
  • the first end time information is used to indicate the end time when the first configuration information is valid (or activated);
  • the second end time information is used to indicate the end time when the first configuration information is invalid (or deactivated).
  • the starting time for activation of the first configuration information may be determined based on the first starting time information or the second ending time information, for example, the time indicated by the first starting time information or the second ending indication information. As the starting time for activation of the first configuration information.
  • the end time for activation of the first configuration information may be determined based on the first end time information or the second start time information, for example, the first end time information or the second start indication information indicates The time is used as the end time of activation of the first configuration information.
  • the end time of the activation of the first configuration information may be determined based on the first duration information. For example, the activation duration time after the start time of the activation of the first configuration information is regarded as the end of the activation of the first configuration information. time.
  • the first configuration information is deemed to be deactivated when deactivation signaling of the first configuration information is received.
  • the first configuration information after the first configuration information is activated through activation signaling, can be deactivated after the activation duration indicated by the first duration information, or it can also be deactivated after receiving the deactivation deactivation under the condition of signaling, or after the first configuration information is deactivated through deactivation signaling, the first configuration information can be activated after the deactivation duration indicated by the second duration information, or it can also be activated after receiving the activation signal. Activate with command.
  • the first configuration information when activation signaling of the first configuration information is received, the first configuration information is activated, and after the activation duration of the first configuration information exceeds, the first configuration information is deactivated.
  • the first configuration information when activation signaling of the first configuration information is received, the first configuration information is activated; when deactivation signaling of the first configuration information is not received, the first configuration information is always in the activated state.
  • the first configuration information deactivation signaling when the first configuration information deactivation signaling is received, the first configuration information is deactivated, and after the deactivation duration of the first configuration information exceeds, the first configuration information is activated.
  • the default state of the first configuration information may be activation or deactivation.
  • the activation duration of the first configuration information may be predefined or configured by the network device.
  • the deactivation duration of the first configuration information may be predefined or configured by the network device.
  • the network device can configure at least one first configuration information for the terminal device, and usage conditions corresponding to each first configuration information (ie, second configuration information), so that in different scenarios (for example, different area, time period, etc.), the terminal device can use different first configuration information to perform side-line positioning.
  • first configuration information ie, second configuration information
  • the network device may configure the terminal device with first configuration information applicable to a first area range (for example, a first cell range) and first configuration information for a second area range (for example, a second cell range), so that the terminal device is in When the area range is different, the corresponding first configuration information can be used to accurately position itself.
  • first area range for example, a first cell range
  • second area range for example, a second cell range
  • the network device can configure the terminal device with first configuration information suitable for the first time period and first configuration information for the second time period, so that the terminal device can use the corresponding first configuration when it is in different time periods.
  • Information pinpoints itself.
  • the S202 may include:
  • the target measurement result is obtained according to the first information.
  • the first configuration information is used to obtain the target measurement result.
  • the first condition includes, but is not limited to, at least one of the following:
  • the area where the terminal device is located belongs to the valid area corresponding to the first configuration information
  • the time when the terminal device uses the first configuration information is within the valid time corresponding to the first configuration information
  • the terminal device has not received the deactivation signaling of the first configuration information.
  • the terminal device receives activation signaling of the first configuration information
  • the deactivation duration of the first configuration information reaches a preset duration.
  • the terminal device if the usage conditions of the first configuration information are not met, the terminal device does not use the first configuration information to obtain the target measurement result.
  • the usage conditions that do not meet the first configuration information include but are not limited to at least one of the following:
  • the area where the terminal device is located does not belong to the valid area corresponding to the first configuration information
  • the time when the terminal device uses the first configuration information is not within the valid time corresponding to the first configuration information
  • the terminal device receives the deactivation signaling of the first configuration information.
  • the terminal device does not receive activation signaling of the first configuration information
  • the activation duration of the first configuration information reaches a preset duration.
  • the S202 may include:
  • the first information obtain at least one first measurement result for the sidelink-related reference signal sent by the target anchor terminal, and/or
  • At least one second measurement result is obtained from the target anchor terminal, and the at least one second measurement result is a sideline-related reference signal sent by the target anchor terminal to the terminal device. obtained by performing measurements; and/or
  • the target network device perform measurements on the reference signal sent by the target network device to obtain at least one third measurement result
  • the target measurement results include at least one of the following:
  • the at least one first measurement result, the at least one second measurement result, and the at least one third measurement result are the at least one first measurement result, the at least one second measurement result, and the at least one third measurement result.
  • the first measurement result may be a positioning reference variable with actual physical meaning in space that reflects the relative distance, relative angle, etc. between the terminal device and the anchor terminal.
  • the second measurement result may be a positioning reference variable with actual physical meaning in space that reflects the relative distance, relative angle, etc. between the anchor terminal and the terminal device.
  • the third measurement result may be a positioning reference variable with actual physical meaning in space that reflects the relative distance, relative angle, etc. between the terminal device and the target network device.
  • the target anchor terminal includes at least one of the following:
  • At least one anchor terminal that is time synchronized with the network device
  • At least one anchor terminal in the time synchronization group that is time synchronized with the network device
  • the S202 may include:
  • At least one first measurement result is obtained for the sidelink-related reference signal sent by the target anchor terminal.
  • obtaining at least one first measurement result for the sidelink-related reference signal sent by the target anchor terminal according to the first information may include:
  • the terminal device determines whether the first configuration information is valid according to the second configuration information
  • the first configuration information is valid (or in other words, the first condition is met)
  • measurement is performed on the sidelink-related reference signal sent by the target anchor terminal according to the first configuration information, and at least one first measurement result is obtained.
  • the target anchor terminal may be determined (or selected) according to the first configuration information.
  • the terminal device may use multiple anchor terminals belonging to the same time synchronization group as the target anchor terminal, or use at least one anchor terminal that is time synchronized with the network device as the target anchor terminal, or use the time synchronization with the network device as the target anchor terminal.
  • At least one anchor terminal in the time synchronization group is used as the target anchor terminal, or at least one RSU can be selected as the target anchor terminal.
  • the terminal device performing measurements on the sideline-related reference signal sent by the target anchor terminal according to the first configuration information may include:
  • the terminal device performs measurements on the sideline-related reference signals sent by the target anchor terminal according to the sideline-related reference signal configuration of the target anchor terminal.
  • measurements are performed on sideline related reference signals transmitted by multiple anchor terminals belonging to the same time synchronization group.
  • measurements may be performed on sideline related reference signals sent for at least one anchor terminal of the RSU.
  • the S202 may include:
  • At least one second measurement result is obtained from the target anchor terminal, and the at least one second measurement result is a sideline-related reference signal sent by the target anchor terminal to the terminal device. Obtained by performing measurements.
  • obtaining at least one second measurement result from the target anchor terminal according to the first information may include:
  • the terminal device determines whether the first configuration information is valid according to the second configuration information
  • At least one second measurement result obtained by the target anchor terminal performing measurement on the sidelink-related reference signal sent by the terminal device is obtained.
  • the target anchor terminal may be determined (or selected) by the terminal device according to the first configuration information.
  • the terminal device may use multiple anchor terminals belonging to the same time synchronization group as the target anchor terminal, or use at least one anchor terminal that is time synchronized with the network device as the target anchor terminal, or use the time synchronization with the network device as the target anchor terminal.
  • At least one anchor terminal in the time synchronization group is used as the target anchor terminal, or at least one RSU can be selected as the target anchor terminal.
  • multiple anchor terminals belonging to the same time synchronization group may perform measurements on the sideline related reference signals sent by the terminal equipment to obtain the at least one second measurement result.
  • the terminal device may obtain the at least one second measurement result from multiple anchor point terminals belonging to the same time synchronization group.
  • At least one anchor terminal that is an RSU may perform measurement on the sideline related reference signal sent by the terminal device to obtain the at least one second measurement result.
  • the terminal device may obtain the at least one second measurement result from at least one anchor terminal that is an RSU.
  • the target anchor terminal performing measurements on the sideline-related reference signals sent by the terminal device may be based on a trigger or request from the terminal device.
  • the target anchor terminal can receive the location information request message (LocationInformationRequest msg) of the terminal device, and perform measurements on the sideline-related reference signals sent by the terminal device according to the location information request message.
  • LocationInformationRequest msg LocationInformationRequest
  • the target anchor terminal may send a location information response message (LocationInformationResponse msg) to the terminal device for sending the at least one second measurement result to the terminal device.
  • a location information response message LicationInformationResponse msg
  • the side-link related reference signal configuration of the terminal device may be sent by the terminal device to the target anchor terminal, or may be configured by the network device.
  • the S202 may include:
  • the first information obtain at least one first measurement result for the sidelink-related reference signal sent by the target anchor terminal.
  • measurement is performed on the reference signal sent by the target network device to obtain at least one third measurement result.
  • the measurement results of the reference signal sent by the target anchor terminal by the terminal device and the measurement results of the reference signal sent by the network device are used for positioning of the terminal device.
  • the terminal device first determines whether the first configuration information is valid based on the second configuration information. If the first configuration information is valid (or meets the first condition), the terminal device determines whether the first configuration information is valid based on the first configuration information. The measurement is performed on the sidelink-related reference signal sent by the terminal, and the measurement is performed on the sidelink-related reference signal sent by the target network device.
  • the target anchor terminal and the target network device may be determined (or selected) by the terminal device based on the first configuration information.
  • the target anchor terminal and the target network device are time synchronized.
  • the terminal device may use at least one anchor terminal and at least one network device that are time synchronized as the target anchor terminal and the target network device respectively.
  • the target anchor terminal includes at least one of the following:
  • At least one anchor terminal in the time synchronization group that is time synchronized with the target network device
  • At least one anchor terminal that is time synchronized with the target network device.
  • the target network device may include at least one base station.
  • the method 200 further includes:
  • the terminal device reports the target measurement result to the network device, and the target measurement result is used by the network device to determine the positioning result of the terminal device.
  • the terminal device can report the target measurement result to the core network device through the access network device, and further, the core network device can derive the positioning result of the terminal device based on the target measurement result.
  • the terminal device may send the target measurement result to the core network device through LPP signaling (such as LPP ProvideLocationInformation).
  • LPP signaling such as LPP ProvideLocationInformation
  • the access network device may be a base station.
  • the core network device may be an LMF entity.
  • the method 200 further includes:
  • the terminal device determines the positioning result of the terminal device according to the target measurement result.
  • the terminal device can derive its own positioning result based on the target measurement results.
  • Embodiment 1 and Embodiment 3 The specific execution flow of the above-mentioned Embodiment 1 and Embodiment 3 will be described below with reference to FIG. 3 and FIG. 4 .
  • anchor terminal 1 and anchor terminal 2 belong to time synchronization group 1
  • anchor terminal 3 and anchor terminal 4 belong to time synchronization group 2.
  • anchor terminal 1 and anchor terminal 2 belong to time synchronization group 1
  • anchor terminal 3 and anchor terminal 4 belong to time synchronization group 2
  • time synchronization group 1 is synchronized with the base station.
  • the network device sends the first information to the terminal device.
  • the network device is a core network device, and the core network device can send the first information to the terminal device through an access network device (eg, a base station).
  • an access network device eg, a base station
  • the core network device may send the first information to the terminal device through LPP signaling (such as LPP ProvideAssistanceData).
  • LPP signaling such as LPP ProvideAssistanceData
  • the first information includes first configuration information, such as identification information of the anchor terminal, sideline-related reference signal configuration, location information, time synchronization group ID to which it belongs, etc.
  • the first information also includes second configuration information.
  • the terminal device determines whether the first configuration information is valid.
  • the first configuration information is determined to be valid.
  • the specific content of the first condition refer to the relevant descriptions of the previous embodiments and will not be repeated here.
  • the terminal device may obtain the location information of anchor terminal 2 and anchor terminal 1 respectively. location information.
  • S306 The terminal device performs measurements on the reference signals sent by the anchor terminal 1 and the anchor terminal 2, and obtains the measurement results.
  • S307 The terminal device reports the measurement results to the network device.
  • the network device is a core network device, and the terminal device can send measurement results to the core network device through LPP signaling (such as LPP ProvideLocationInformation).
  • LPP signaling such as LPP ProvideLocationInformation
  • the network device estimates the positioning result of the terminal device based on the measurement results.
  • the network device sends the first information to the terminal device.
  • the network device is a core network device, and the core network device can send the first information to the terminal device through an access network device (eg, a base station).
  • an access network device eg, a base station
  • the core network device may send the first information to the terminal device through LPP signaling (such as LPP ProvideAssistanceData).
  • LPP signaling such as LPP ProvideAssistanceData
  • the first information includes first configuration information, such as identification information of the anchor terminal, sidelink-related reference signal configuration, location information, time synchronization group ID to which it belongs, whether the time synchronization group is synchronized with the base station, etc.
  • first configuration information such as identification information of the anchor terminal, sidelink-related reference signal configuration, location information, time synchronization group ID to which it belongs, whether the time synchronization group is synchronized with the base station, etc.
  • the first information also includes second configuration information.
  • the terminal device determines whether the first configuration information is valid.
  • the first configuration information is determined to be valid.
  • the specific content of the first condition refer to the relevant descriptions of the previous embodiments and will not be repeated here.
  • S313 Determine to use the anchor terminal in time synchronization group 1 for sideline positioning, where the anchor terminal in time synchronization group 1 is time synchronized with the base station.
  • the terminal device may obtain the location information of anchor terminal 2 and anchor terminal 1 respectively. location information.
  • S316 The terminal device performs measurements on the reference signals sent by the anchor terminal 1 and the anchor terminal 2, and obtains the measurement results.
  • S317 The terminal device performs measurements on the reference signals of cell 1 and cell 2, and obtains measurement results.
  • cell 1 corresponds to base station 1
  • cell 2 corresponds to base station 2.
  • S318 The terminal device reports the measurement results to the network device.
  • the network device is a core network device, and the terminal device can send measurement results to the core network device through LPP signaling (such as LPP ProvideLocationInformation).
  • LPP signaling such as LPP ProvideLocationInformation
  • the network device estimates the positioning result of the terminal device based on the measurement results.
  • the terminal device can position the terminal device based on the side row related configuration of the anchor terminal, which is beneficial to achieving accurate positioning of the terminal device in the out-of-coverage scenario.
  • Figure 5 shows a schematic block diagram of a terminal device 400 according to an embodiment of the present application.
  • the terminal device 400 includes:
  • Communication unit 410 configured to obtain first information, where the first information includes first configuration information, where the first configuration information is side-line related configuration of at least one anchor terminal;
  • the processing unit 420 is configured to obtain a target measurement result according to the first information, and the target measurement result is used to determine the positioning result of the terminal device, wherein the target measurement result includes at least one of the following:
  • the terminal device performs measurement on the reference signal sent by the target network device and obtains the measurement result.
  • the first configuration information includes at least one of the following:
  • First indication information used to indicate whether the time synchronization group to which at least one anchor terminal belongs is time synchronized with the network device
  • second indication information used to indicate whether at least one anchor terminal is time synchronized with the network device
  • the third indication information is used to indicate whether at least one anchor terminal is a roadside unit RSU.
  • the anchor terminal is not an RSU, and the location information of the anchor terminal is obtained through broadcast signaling or dedicated signaling.
  • the processing unit 420 is also used to:
  • the second configuration information it is determined whether the usage condition of the first configuration information is met.
  • the usage condition of the first configuration information is related to at least one of the following:
  • the area where the terminal device is located the time when the first configuration information is used, whether deactivation signaling of the first configuration information is received, and whether activation signaling of the first configuration information is received.
  • the second configuration information is used to configure at least one of the following:
  • the first configuration information is used without being deactivated
  • the first configuration information is used when activated.
  • the second configuration information is included in the first information.
  • the processing unit 420 is also used to:
  • the target measurement result is obtained according to the first information.
  • the first condition includes at least one of the following:
  • the area where the terminal device is located belongs to the valid area corresponding to the first configuration information
  • the time when the terminal device uses the first configuration information is within the valid time corresponding to the first configuration information
  • the terminal device has not received the deactivation signaling of the first configuration information.
  • the terminal device receives the activation signaling of the first configuration information.
  • the processing unit 420 is also used to:
  • the first information obtain at least one first measurement result for the sidelink-related reference signal sent by the target anchor terminal, and/or
  • At least one second measurement result is obtained from the target anchor terminal, and the at least one second measurement result is a sideline-related reference signal sent by the target anchor terminal to the terminal device. obtained by performing measurements; and/or
  • the target network device perform measurements on the reference signal sent by the target network device to obtain at least one third measurement result
  • the target measurement results include at least one of the following:
  • the at least one first measurement result, the at least one second measurement result, and the at least one third measurement result are the at least one first measurement result, the at least one second measurement result, and the at least one third measurement result.
  • the target anchor terminal includes at least one of the following:
  • At least one anchor terminal that is time synchronized with the network device
  • At least one anchor terminal in the time synchronization group that is time synchronized with the network device
  • the target anchor terminal and the target network device are time synchronized.
  • the target anchor terminal includes at least one of the following:
  • At least one anchor terminal in the time synchronization group that is time synchronized with the target network device
  • At least one anchor terminal that is time synchronized with the target network device.
  • the target network device includes at least one base station.
  • the communication unit 410 is also used to:
  • the target measurement result is reported to the network device, and the target measurement result is used by the network device to determine the positioning result of the terminal device.
  • the processing unit 420 is also used to:
  • the positioning result of the terminal device is determined according to the target measurement result.
  • the first information is network device configuration.
  • the network device is an access network device or a core network device.
  • the core network device includes a location management function LMF entity.
  • the above-mentioned communication unit may be a communication interface or transceiver, or an input/output interface of a communication chip or a system on a chip.
  • the above-mentioned processing unit may be one or more processors.
  • terminal device 400 may correspond to the terminal device in the method embodiment of the present application, and the above and other operations and/or functions of the various units in the terminal device 400 are respectively to realize Figures 2 to 4
  • the corresponding process of the terminal device in the method embodiment shown is not repeated here for the sake of simplicity.
  • FIG. 6 is a schematic block diagram of a network device according to an embodiment of the present application.
  • the network device 500 of Figure 6 includes:
  • Communication unit 510 configured to send first information, where the first information includes first configuration information, where the first configuration information is side-line related configuration of at least one anchor terminal;
  • Receive target measurement results wherein the target measurement results include at least one of the following:
  • the terminal device performs measurement on the reference signal sent by the target network device and obtains the measurement result.
  • the first configuration information includes at least one of the following:
  • First indication information used to indicate whether the time synchronization group to which at least one anchor terminal belongs is time synchronized with the network device
  • second indication information used to indicate whether at least one anchor terminal is time synchronized with the network device
  • the third indication information is used to indicate whether at least one anchor terminal is a roadside unit RSU.
  • the anchor terminal is not an RSU, and the location information of the anchor terminal is sent through broadcast signaling or dedicated signaling.
  • the communication unit 510 is also used to:
  • the usage condition of the first configuration information is related to at least one of:
  • the area where the terminal device is located the time when the first configuration information is used, whether deactivation signaling of the first configuration information is received, and whether activation signaling of the first configuration information is received.
  • the second configuration information is used to configure at least one of the following:
  • the first configuration information is used without being deactivated
  • the first configuration information is used when activated.
  • the second configuration information is included in the first information.
  • the network device further includes:
  • a processing unit configured to determine the positioning result of the terminal device according to the target measurement result.
  • the network device is an access network device or a core network device.
  • the core network device includes a location management function LMF entity.
  • the above-mentioned communication unit may be a communication interface or transceiver, or an input/output interface of a communication chip or a system on a chip.
  • the above-mentioned processing unit may be one or more processors.
  • network device 500 may correspond to the network device in the method embodiment of the present application, and the above and other operations and/or functions of each unit in the network device 500 are respectively to implement Figures 2 to 4
  • Figures 2 to 4 For the sake of simplicity, the corresponding processes of the network equipment in the method embodiment shown will not be described again here.
  • Figure 7 is a schematic structural diagram of a communication device 600 provided by an embodiment of the present application.
  • the communication device 600 shown in Figure 7 includes a processor 610.
  • the processor 610 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the communication device 600 may further include a memory 620.
  • the processor 610 can call and run the computer program from the memory 620 to implement the method in the embodiment of the present application.
  • the memory 620 may be a separate device independent of the processor 610 , or may be integrated into the processor 610 .
  • the communication device 600 may also include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other devices. Information or data sent by the device.
  • the transceiver 630 may include a transmitter and a receiver.
  • the transceiver 630 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 600 may specifically be a network device according to the embodiment of the present application, and the communication device 600 may implement the corresponding processes implemented by the network device in the various methods of the embodiment of the present application. For the sake of brevity, details will not be repeated here. .
  • the communication device 600 can be a mobile terminal/terminal device according to the embodiment of the present application, and the communication device 600 can implement the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiment of the present application. For the sake of simplicity, , which will not be described in detail here.
  • FIG 8 is a schematic structural diagram of a chip according to an embodiment of the present application.
  • the chip 700 shown in Figure 8 includes a processor 710.
  • the processor 710 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 700 may also include a memory 720 .
  • the processor 710 can call and run the computer program from the memory 720 to implement the method in the embodiment of the present application.
  • the memory 720 may be a separate device independent of the processor 710 , or may be integrated into the processor 710 .
  • the chip 700 may also include an input interface 730.
  • the processor 710 can control the input interface 730 to communicate with other devices or chips. Specifically, it can obtain information or data sent by other devices or chips.
  • the chip 700 may also include an output interface 740.
  • the processor 710 can control the output interface 740 to communicate with other devices or chips. Specifically, it can output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in the various methods of the embodiment of the present application.
  • the details will not be described again.
  • the chip can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the mobile terminal/terminal device in the various methods of the embodiment of the present application. For the sake of simplicity, here No longer.
  • 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.
  • Figure 9 is a schematic block diagram of a communication system 900 provided by an embodiment of the present application. As shown in FIG. 9 , the communication system 900 includes a terminal device 910 and a network device 920 .
  • the terminal device 910 can be used to implement the corresponding functions implemented by the terminal device in the above method
  • the network device 920 can be used to implement the corresponding functions implemented by the network device in the above method.
  • no further details will be given here. .
  • the processor in the embodiment of the present application may be an integrated circuit chip and has signal processing capabilities.
  • each step of the above method embodiment can be completed through an integrated logic circuit of hardware in the processor or instructions in the form of software.
  • the above-mentioned processor can be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), an off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other available processors.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • a general-purpose processor may be a microprocessor or the processor may be any conventional processor, etc.
  • the steps of the method disclosed in conjunction with the embodiments of the present application can be directly implemented by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers and other mature storage media in this field.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • 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. Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory. Volatile memory may be Random Access Memory (RAM), which is used as an external cache.
  • RAM Random Access Memory
  • RAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • Synchlink DRAM SLDRAM
  • Direct Rambus RAM Direct Rambus RAM
  • the memory in the embodiment of the present application can also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is, memories in embodiments of the present application are intended to include, but are not limited to, these and any other suitable types of memories.
  • Embodiments of the present application also provide a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiment of the present application. For the sake of simplicity, here No longer.
  • the computer-readable storage medium can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in the various methods of the embodiment of the present application. , for the sake of brevity, will not be repeated here.
  • An embodiment of the present application also provides a computer program product, including computer program instructions.
  • the computer program product can be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the network device in the various methods of the embodiment of the present application. For the sake of brevity, they are not included here. Again.
  • the computer program product can be applied to the mobile terminal/terminal device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding processes implemented by the mobile terminal/terminal device in each method of the embodiment of the present application, For the sake of brevity, no further details will be given here.
  • An embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the corresponding processes implemented by the network device in each method of the embodiment of the present application.
  • the computer program For the sake of simplicity , which will not be described in detail here.
  • the computer program can be applied to the mobile terminal/terminal device in the embodiments of the present application.
  • the computer program When the computer program is run on the computer, it causes the computer to execute the various methods implemented by the mobile terminal/terminal device in the embodiments of the present application. The corresponding process, for the sake of brevity, will not be repeated here.
  • the disclosed systems, devices and methods can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or can be integrated into another system, or some features can be ignored, or not implemented.
  • the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or they may be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application can be integrated into one processing unit, each unit can exist physically alone, or two or more units can be integrated into one unit.
  • the functions are implemented in the form of software functional units and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product.
  • the computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in various embodiments of this application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code. .

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Abstract

Selon des modes de réalisation, la présente invention concerne un procédé de communication sans fil, un dispositif terminal et un dispositif de réseau. Le procédé comprend les étapes suivantes : le dispositif terminal obtient des premières informations, les premières informations comprenant des premières informations de configuration, et les premières informations de configuration étant une configuration relative à une liaison latérale d'au moins un terminal d'ancrage ; le dispositif terminal obtient un résultat de mesure de cible en fonction des premières informations, le résultat de mesure de cible étant utilisé pour déterminer un résultat de positionnement du dispositif terminal, et le résultat de mesure de cible comprenant au moins l'un des éléments suivants : un résultat de mesure obtenu après que le dispositif terminal a effectué une mesure sur un signal de référence relatif à une liaison latérale envoyé par un terminal d'ancrage cible dans la ou les terminaux d'ancrage ; un résultat de mesure obtenu après que le terminal d'ancrage cible a effectué une mesure sur un signal de référence relatif à une liaison latérale envoyé par le dispositif terminal ; et un résultat de mesure obtenu après que le dispositif terminal a effectué une mesure sur un signal de référence envoyé par un dispositif de réseau cible.
PCT/CN2022/089508 2022-04-27 2022-04-27 Procédé de communication sans fil, dispositif terminal et dispositif réseau Ceased WO2023206128A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2022/089508 WO2023206128A1 (fr) 2022-04-27 2022-04-27 Procédé de communication sans fil, dispositif terminal et dispositif réseau
CN202280089435.0A CN118556190A (zh) 2022-04-27 2022-04-27 无线通信的方法、终端设备和网络设备

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PCT/CN2022/089508 WO2023206128A1 (fr) 2022-04-27 2022-04-27 Procédé de communication sans fil, dispositif terminal et dispositif réseau

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WO2023206128A1 true WO2023206128A1 (fr) 2023-11-02

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WO2022034483A2 (fr) * 2020-08-10 2022-02-17 Lenovo (Singapore) Pte. Ltd. Positionnement basé sur une synchronisation de liaison latérale
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WO2025108068A1 (fr) * 2023-11-23 2025-05-30 华为技术有限公司 Procédé et appareil de communication

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