WO2023217141A1 - Procédé de positionnement de terminal, terminal et dispositif côté réseau - Google Patents

Procédé de positionnement de terminal, terminal et dispositif côté réseau Download PDF

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Publication number
WO2023217141A1
WO2023217141A1 PCT/CN2023/092995 CN2023092995W WO2023217141A1 WO 2023217141 A1 WO2023217141 A1 WO 2023217141A1 CN 2023092995 W CN2023092995 W CN 2023092995W WO 2023217141 A1 WO2023217141 A1 WO 2023217141A1
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WIPO (PCT)
Prior art keywords
terminal
terminals
reference signal
positioning
network device
Prior art date
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PCT/CN2023/092995
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English (en)
Chinese (zh)
Inventor
潘翔
梁敬
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维沃移动通信有限公司
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Publication of WO2023217141A1 publication Critical patent/WO2023217141A1/fr

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Classifications

    • 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
    • H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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
    • 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
    • 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
    • H04W4/025—Services making use of location information using location based information parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Definitions

  • This application belongs to the field of communication technology, and specifically relates to a terminal positioning method, terminal and network side equipment.
  • NR New Radio
  • PRS Positioning Reference Signal
  • the interaction process between the above-mentioned terminal and the network-side device is also involved, and for the scenario of simultaneous positioning of multiple terminals, each terminal needs to interact with the network-side device through the Uu interface. This makes the signaling overhead through the Uu interface relatively large.
  • Embodiments of the present application provide a terminal positioning method, terminal and network side equipment, which can solve the problem of high signaling overhead through the Uu interface.
  • a terminal positioning method is provided, which is applied to a first terminal.
  • the first terminal communicates with multiple second terminals to be positioned through side links.
  • the method includes:
  • the first terminal sends the measurement results of the first reference signals of the plurality of second terminals to the core network device;
  • the first terminal receives the positioning results of the plurality of second terminals sent by the core network device, and sends respective positioning results to the plurality of second terminals respectively.
  • a terminal positioning method including:
  • the core network device receives the measurement results of the first reference signals of the plurality of second terminals to be located sent by the first terminal; the first terminal and the second terminal communicate through the side link;
  • the core network device obtains the positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal, and sends the plurality of second reference signals to the first terminal.
  • the positioning results of the second terminal are based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal, and sends the plurality of second reference signals to the first terminal. The positioning results of the second terminal.
  • a terminal positioning method including:
  • the access network device sends reference signal configuration information of multiple second terminals to the first terminal; the first terminal and the second terminal communicate through side links; the reference signal configuration information is used for the multiple second terminals.
  • the second terminal sends a second reference signal that satisfies the reference signal configuration information.
  • a terminal positioning device which is applied to a first terminal, and the first terminal and a plurality of second terminals to be positioned communicate through side links respectively, and the device includes:
  • a sending module configured to send the measurement results of the first reference signals of the plurality of second terminals to the core network equipment
  • a receiving module configured to receive positioning results of multiple second terminals sent by the core network device
  • the sending module is also used to send respective positioning results to multiple second terminals respectively.
  • a terminal positioning device which includes:
  • a receiving module configured to receive the measurement results of the first reference signals of multiple second terminals to be located sent by the first terminal; the first terminal and the second terminal communicate through side links;
  • a determination module configured to obtain positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal;
  • a sending module configured to send positioning results of multiple second terminals to the first terminal.
  • a terminal positioning device which includes:
  • a sending module configured to send reference signal configuration information of multiple second terminals to the first terminal; the first terminal and the second terminal communicate through side links; the reference signal configuration information is used for the multiple second terminals.
  • a second terminal sends a second reference signal that satisfies the reference signal configuration information.
  • a seventh aspect provides a first terminal, including a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • terminal positioning as in any one of the first aspects is achieved. Method steps.
  • a first terminal including a processor and a communication interface, wherein the communication interface is used to send the measurement results of the first reference signals of multiple second terminals to be located to the core network device, and the receiving core
  • the network device sends positioning results of multiple second terminals, and sends respective positioning results to the multiple second terminals respectively.
  • a core network device including a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • terminal positioning as in any one of the second aspects is implemented. Method steps.
  • a core network device including a processor and a communication interface, wherein the communication interface is used to receive measurement results of first reference signals of multiple second terminals to be located sent by the first terminal; The first terminal and the second terminal communicate through the side link;
  • the processor is configured to obtain respective positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal;
  • the communication interface is also used to send positioning results of multiple second terminals to the first terminal.
  • An eleventh aspect provides an access network device, including 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, any one of the third aspects is implemented. Steps of the terminal positioning method.
  • an access network device including a processor and a communication interface, wherein the communication interface is used to send reference signal configuration information of multiple second terminals to the first terminal; the first terminal and The second terminal communicates through side links; the reference signal configuration information is used by the plurality of second terminals to send second reference signals that meet the reference signal configuration information.
  • a communication system including: a first terminal, an access network device and a core network device.
  • the terminal can be used to perform the steps of the terminal positioning method of the first aspect
  • the core network device can be used to perform the steps of the terminal positioning method of the first aspect.
  • the access network device may be used to perform the second aspect of the terminal positioning step.
  • a fourteenth aspect provides a readable storage medium.
  • the readable storage medium stores programs or instructions. When the program or instructions are executed by a processor, the steps of the method of the first aspect are implemented, or the method of the second aspect is implemented. , or implement the steps of the method of the third aspect.
  • a fifteenth aspect 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 method of the first aspect, or to implement the method of the second aspect. Method, or implementation such as the method of 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 the first aspect, the second aspect or the third aspect. Steps of the three-pronged terminal positioning method.
  • a first terminal and multiple second terminals communicate through side links respectively.
  • the first terminal sends the measurement results of the first reference signals of the multiple second terminals to the core network device, and the first terminal receives
  • the core network equipment sends the respective positioning results of the multiple second terminals, and sends respective positioning results to the multiple second terminals respectively.
  • the multiple second terminals do not need to interact with the network side equipment (such as the core network equipment) respectively.
  • the first terminal needs to interact with the network-side device. That is, the first terminal sends the measurement results of multiple second terminals to the core network device and forwards the measurement results from the network-side device to multiple second terminals.
  • the positioning result reduces the signaling overhead between the terminal and the network side.
  • Figure 1 is a block diagram of a wireless communication system applicable to the embodiment of the present application.
  • FIG. 2 is a schematic diagram of the Uu interface and PC5 interface architecture
  • FIG. 3 is a schematic flowchart 1 of the terminal positioning method according to the embodiment of the present application.
  • Figure 4 is a second schematic diagram of the interaction flow of the terminal positioning method according to the embodiment of the present application.
  • Figure 5 is a second schematic flowchart of the terminal positioning method according to the embodiment of the present application.
  • Figure 6 is a third schematic flowchart of the terminal positioning method according to the embodiment of the present application.
  • Figure 7 is a third flowchart of the terminal positioning method according to the embodiment of the present application.
  • Figure 8 is one of the structural schematic diagrams of the terminal positioning device provided by the embodiment of the present application.
  • Figure 9 is the second structural schematic diagram of the terminal positioning device provided by the embodiment of the present application.
  • Figure 10 is the third structural schematic diagram of the terminal positioning device provided by the embodiment of the present application.
  • Figure 11 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • Figure 12 is a schematic diagram of the hardware structure of a terminal provided by an embodiment of the present application.
  • Figure 13 is a schematic structural diagram of a core network device provided by an embodiment of the present application.
  • Figure 14 is a schematic structural diagram of an access network device provided by an 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 Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR New Radio
  • 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.
  • FIG. 1 is a block diagram of a wireless communication system to which embodiments of the present application can be applied.
  • 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
  • Mobile Internet Device MID
  • augmented reality augmented reality, AR
  • VR virtual reality
  • robots wearable devices
  • VUE vehicle-mounted equipment
  • 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 computers, PC), teller machines or self-service Terminal devices
  • wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart anklets, smart anklets, etc.), Smart wristbands, smart clothing, etc. It should be noted that the embodiment of the present application does not limit the specific type of the terminal 11.
  • the network side device 12 may include an access network device and/or a core network device, where the access network device 12 may also be called a radio access network device, a radio access network (Radio Access Network, RAN), or a radio access network. function or radio access network unit.
  • the access network device 12 may include a base station, a WLAN access point or a WiFi node, etc.
  • the base station may be called a Node B, an evolved Node B (eNB), an access point, a Base Transceiver Station (BTS), a radio Base station, radio transceiver, Basic Service Set (BSS), Extended Service Set (ESS), Home B-Node, Home Evolved B-Node, Transmitting Receiving Point (TRP) or field Any other suitable terminology in NR, as long as the same technical effect is achieved, 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 used as an example for introduction, and the base station is not limited. Concrete type.
  • Core network equipment may include but is not limited to at least one of the following: core network nodes, core network functions, mobility management entities (Mobility Management Entity, MME), access mobility management functions (Access and Mobility Management Function, AMF), session management functions (Session Management Function, SMF), User Plane Function (UPF), Policy Control Function (PCF), Policy and Charging Rules Function (PCRF), Edge Application Service Discovery function (Edge Application Server Discovery Function, EASDF), Unified Data Management (UDM), Unified Data Repository (UDR), Home Subscriber Server (HSS), centralized network configuration ( Centralized network configuration (CNC), Network Repository Function (NRF), Network Exposure Function (NEF), local NEF (Local NEF, or L-NEF), binding support Binding Support Function (BSF), Application Function (AF), etc.
  • MME mobility management entities
  • AMF Access and Mobility Management Function
  • SMF Session Management Function
  • UPF User Plane Function
  • PCF Policy Control Function
  • PCF Policy and Charging Rules Function
  • V2X vehicle-to-everything
  • V2X vehicle-to-everything
  • V2X vehicle-to-everything
  • V2X can include, for example, vehicle-to-vehicle (V2V), vehicle-to-infrastructure (V2I), vehicle-to-network, V2N) and vehicle-to-pedestrian (V2P).
  • V2V vehicle-to-vehicle
  • V2I vehicle-to-infrastructure
  • V2N vehicle-to-network
  • V2P vehicle-to-pedestrian
  • the communication link between the vehicle terminal and other nodes is called the side link. It can also be called the secondary link. Link, side link, direct link, secondary link, side link, etc.
  • the Sidelink link interface can also be called the PC5 interface.
  • FIG. 2 is a schematic diagram of the Uu interface and PC5 interface architecture.
  • Sidelink transmission based on the PC5 interface is independent of the RRC status and cellular network coverage status of the terminal, that is, the terminal can perform sidelink communication without cellular network coverage.
  • ng-eNB refers to next generation eNodeB.
  • the 4G base station has been upgraded to support eLTE and interface with the 5G core network. This upgraded 4G base station is called ng-eNB.
  • gNB 5G base station
  • NR supports three Sidelink communication modes: Unicast, Groupcast and Broadcast, as shown in Table 1 below.
  • terminals can exchange PC5-S and PC5-RRC messages to establish, Modify and release the Sidelink unicast link.
  • the method in the embodiment of the present application uses the first terminal to send the measurement results of multiple second terminals for positioning to the network side device, and receives The network side device sends the positioning results of multiple second terminals and forwards the positioning results to the corresponding second terminals respectively, which can reduce the signaling overhead of interaction between the terminal and the network side.
  • FIG 3 is a schematic flowchart 1 of a terminal positioning method according to an embodiment of the present application.
  • the first terminal and multiple second terminals communicate through side links respectively.
  • the method includes:
  • Step 301 The first terminal sends the measurement results of the first reference signals of multiple second terminals to the core network device.
  • the first terminal and the second terminal may be, for example, vehicle-mounted terminals or mobile phones and other devices.
  • Core network equipment includes, for example, Location Management Function (LMF).
  • LMF Location Management Function
  • the first terminal communicates with each second terminal through a side link (Sidelink) based on the PC5 interface.
  • Sidelink side link
  • the first reference signal is a positioning reference signal (Positioning Reference Signal, PRS) sent by a reference terminal.
  • PRS Positioning Reference Signal
  • the plurality of second terminals may include the first terminal, that is, the first terminal may also be a terminal to be located, or may not include the first terminal, for example, the first terminal does not need to be located.
  • the first terminal obtains the measurement results of the first reference signals of the multiple second terminals and sends them to the core network device.
  • Step 302 The first terminal receives positioning results of multiple second terminals sent by the core network device, and sends respective positioning results to the multiple second terminals.
  • the core network device may obtain the positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal.
  • the core network device sends the positioning results of multiple second terminals to the first terminal, and the first terminal forwards them to each second terminal.
  • the second reference signal is a positioning reference signal (Positioning Reference Signal, PRS) sent by the second terminal.
  • PRS Positioning Reference Signal
  • the number of target reference terminals may be one or multiple.
  • the first terminal and multiple second terminals communicate through side links respectively, and the first terminal sends the measurement results of the first reference signals of the multiple second terminals to the core network device.
  • the first terminal receives the respective positioning results of the multiple second terminals sent by the core network device, and sends respective positioning results to the multiple second terminals.
  • the multiple second terminals do not need to communicate with the network side equipment (such as the core network device) respectively. ) to obtain their respective positioning results, and only the first terminal needs to interact with the network side device, that is The first terminal sends the measurement results of multiple second terminals to the core network device and forwards the positioning results from the network side device to the multiple second terminals, thereby reducing the signaling overhead between the terminal and the network side.
  • the positioning result includes at least one of the following: the device identification of the second terminal and the location information of the second terminal.
  • the positioning result For each second terminal, if the positioning result only includes the device identification, it means that the location information of the second terminal has not been determined; if the positioning result includes the device identification and location information, the second terminal can determine the location information based on the device identification. Determine whether the location information is its corresponding location information.
  • the first terminal sends the measurement results of the first reference signals of the plurality of second terminals to the core network device, including:
  • the first terminal sends a first positioning request to the core network device
  • the first terminal receives the first measurement request sent by the core network device based on the first positioning request, and sends the first measurement request to multiple second terminals; the first measurement request is used to instruct multiple second terminals to perform the first measurement of the target reference terminal.
  • a reference signal is used for measurement to obtain the measurement result;
  • the first terminal receives the measurement results of the first reference signals respectively sent by the plurality of second terminals, and sends the measurement results of the first reference signals of the plurality of second terminals to the core network device.
  • the first terminal may interact with the core network device, for example, send a first positioning request to notify the core network device that multiple second terminals need to be positioned. Therefore, the core network device can instruct multiple second terminals to measure the first reference signal of the target reference terminal and report the measurement results.
  • the target communication device may also send the first positioning request to the core network device.
  • the target communication device is, for example, Access and Mobility Management Function (AMF).
  • AMF Access and Mobility Management Function
  • the first terminal may also send the first positioning request to the target communication device, and the target communication device forwards the first positioning request of the first terminal to the core network device.
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the first indication information is used to instruct multiple second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used by the core network device to determine the target reference terminal among the plurality of reference terminals.
  • the device identification of the first terminal may be, for example, a Subscription Permanent Identifier (SUPI) of the first terminal.
  • SUPI Subscription Permanent Identifier
  • the device identification of the second terminal may be the SUPI of the second device or the serial number of the second device.
  • first terminal dimension The association between the serial number and the second terminal is maintained, and the network side device does not need to pay attention to the second terminal corresponding to the serial number.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends the second bandwidth, the second period, and the second frequency range of the second reference signal.
  • the positioning capabilities of multiple second terminals may all be the same, or the positioning capabilities of some of the second terminals among the multiple second terminals may be the same, or the positioning capabilities of the multiple second terminals may be different.
  • the second terminals among the plurality of second terminals may be represented by a method of associating some of the second terminals with the same capabilities. For example, some second terminals (including second terminals corresponding to device identifiers 1, 2, and 3) among multiple second terminals (including second terminals corresponding to device identifiers 1, 2, 3, 4, 5, and 6 respectively)
  • the positioning ability is ability 1.
  • the positioning capability of the remaining second terminals among the plurality of second terminals is capability 2.
  • the positioning quality requirements of multiple second terminals may all be the same, or the positioning quality requirements of some second terminals may be different, or the positioning quality requirements of each second terminal may be different.
  • Positioning quality requirements can be the quality of service (QoS) of positioning results.
  • QoS quality of service
  • the positioning result QoS may include positioning accuracy and/or positioning delay.
  • the initial measurement result of the second terminal includes a measurement result of a reference signal of the access network device and/or a measurement result of the reference signal of at least one reference terminal.
  • the measurement result of the reference signal of the access network device is the measurement result obtained by the second terminal measuring the reference signal sent by the access network device.
  • the measurement result of the reference signal of the reference terminal is the measurement result obtained by the second terminal measuring the reference signal sent by the reference terminal.
  • the first positioning request when the target communication device sends a first positioning request to the core network device, the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the first indication information is used to instruct multiple second terminals to perform positioning through the first terminal;
  • the first terminal sends a first positioning request to the core network device, the first terminal receives the first measurement request sent by the core network device based on the first positioning request, and sends the first measurement request to a plurality of second terminals, Multiple second terminals do not need to interact with network-side equipment (such as core network equipment) respectively to send the first positioning request.
  • the first terminal only needs to interact with the network-side equipment, and the second terminal can obtain the third positioning request sent by the core network equipment.
  • a measurement request reduces the signaling overhead between the terminal and the network side.
  • the positioning results of the plurality of second terminals are based on the measurement results of the first reference signals of the plurality of second terminals and the second measurement results of the target reference terminal. Determined by the measurement results of the reference signal.
  • the core network device may determine the target reference terminal for locating the plurality of second terminals based on the measurement results of the reference signal of at least one reference terminal, and further may determine the target reference terminal for positioning the plurality of second terminals based on the measurement results of the first reference signals of each of the plurality of second terminals. and the measurement results of the second reference signal of the target reference terminal to determine the positioning results of the plurality of second terminals.
  • step 301 the first terminal sends the measurement results of the first reference signals of multiple second terminals to the core network device.
  • the first terminal receives the respective reference signal configuration information of multiple second terminals sent by the network side device, and sends respective reference signal configuration information to the multiple second terminals; the reference signal configuration information instructs the multiple second terminals to send the reference signal configuration information that satisfies the reference
  • the second reference signal of the signal configuration information, the network side equipment includes access network equipment and/or core network equipment.
  • the network side device may use the following three possible methods to send the reference signal configuration information of multiple second terminals to the first terminal.
  • the core network device when the network side device includes a core network device, obtains the side link air interface resource after receiving the first positioning request; based on the positioning capabilities and positioning quality requirements of multiple second terminals. , obtain reference signal requirement information; determine reference signal configuration information of multiple second terminals respectively based on the reference signal requirement information and side link air interface resources, and send reference signal configuration information of multiple second terminals respectively to the first terminal.
  • the access network device when the network side device includes an access network device, obtains the positioning capabilities and positioning quality requirements of multiple second terminals, based on the positioning capabilities and positioning quality requirements of the multiple second terminals. requirements, determine reference signal requirement information, determine reference signal configuration information of multiple second terminals respectively based on the reference signal requirement information and side link air interface resources, and send reference signal configuration information of multiple second terminals respectively to the first terminal. .
  • the core network equipment when the network side equipment includes access network equipment and core network equipment, after receiving the first positioning request, the core network equipment obtains The reference signal requirement information is sent to the access network device; the access network device determines the reference signal configuration information of the multiple second terminals based on the reference signal requirement information and the side link air interface resources, and sends the reference signal configuration information to the first terminal. Send reference signal configuration information of each of the plurality of second terminals.
  • the access network device may be a base station, for example.
  • the reference signal requirement information includes at least one of the following:
  • the third configuration information of the first terminal is the third configuration information of the first terminal.
  • the first configuration information of each of the multiple second terminals may be the same or partially the same, or are different.
  • the first configuration information of each of the plurality of second terminals is different, the first configuration information of each of the plurality of second terminals is expressed in a differential manner based on the third configuration information of the first terminal as a standard.
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the reference signal configuration information of the second terminal is used to instruct the second terminal to send a second reference signal that satisfies the reference signal configuration information.
  • the first configuration information and the third configuration information include at least one of the following:
  • the type of the second reference signal wherein the type is a periodic type, a half-periodic type or a non-periodic type;
  • multiple second terminals perform measurements based on the unified configuration of the network side device, and the positions of the multiple second terminals at the same or similar time can be obtained.
  • the second reference signal at the second terminal may be configured to require activation or not to be activated.
  • the terminal positioning method in this embodiment of the present application also includes:
  • the first terminal receives the activation request sent by the network side device, and sends the activation request to multiple second terminals respectively; the activation request is used to instruct the second terminal to send the second reference signal; the network side device includes access network equipment and/or core network equipment.
  • the core network device sends an activation request to the access network device, and the access network device sends an activation request to the first terminal.
  • the core network device when the network side device includes a core network device, the core network device sends an activation request to the first terminal.
  • the activation request may include a device identification of at least one second terminal, and the device identification of the second terminal included in the activation request is used to indicate activating the second reference signal of the second terminal.
  • the first terminal may generate an activation request corresponding to the second device according to the device identification in the activation request, and Send an activation request corresponding to the second device.
  • the activation request can be sent via Sidelink control information (SCI)
  • SCI Sidelink control information
  • the second reference signal of the second terminal can be sent upon receiving the activation request, and the implementation complexity of the terminal is low.
  • the first terminal receives the auxiliary information sent by the core network device and sends the auxiliary information to the plurality of second terminals; the auxiliary information is used to instruct the plurality of second terminals to measure the first reference signal of the target reference terminal.
  • the core network device before the core network device sends the auxiliary information to the first terminal, it also includes:
  • the core network device obtains the second configuration information of the first reference signal of the target reference terminal.
  • the second configuration information is used for the core network equipment to obtain auxiliary information.
  • the auxiliary information includes at least one of the following:
  • the device identification of the target reference terminal is the device identification of the target reference terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type of the first reference signal wherein the type is a periodic type, a half-periodic type or a non-periodic type;
  • the first measurement request includes at least one of the following: measurement parameters and the number of reported measurement parameters; the measurement parameters include at least one of the following: round-trip delay (Round-TripTime, RTT), reference signal receiving power (Reference Signal Receiving Power) Power, RSRP).
  • RTT round-trip delay
  • RTT reference signal receiving power
  • RSRP Reference Signal Receiving Power
  • the number of reported measurement parameters may be the maximum number of reports.
  • the number of reported measurement parameters is 2, if the measurement parameters include RTT and RSRP, one or two sets of RTT and RSRP are reported.
  • the method further includes:
  • the first terminal receives the positioning capabilities sent by multiple second terminals, and sends the positioning capabilities of the multiple second terminals to the core network device.
  • Figure 4 is a schematic diagram of the interaction flow of the terminal positioning method according to the embodiment of the present application. As shown in Figure 4, the method includes:
  • Step 401a The plurality of second terminals to be positioned interact with the first terminal in positioning capabilities.
  • multiple second terminals respectively send their respective positioning capabilities to the first terminal.
  • the first terminal may send the positioning capabilities of multiple second terminals to the network side device.
  • the first terminal sends the positioning capability of the first terminal to multiple second terminals.
  • step S401a the following two methods may be used to determine the first terminal and multiple second terminal.
  • the terminal group includes multiple terminals; the multiple terminals determine whether they are the first terminal or the second terminal based on the control information of the application layer.
  • the terminal group includes multiple terminals; the multiple terminals receive the terminal type configuration information sent by the network side device.
  • Network side equipment includes access network equipment and/or core network equipment.
  • the core network device When the network side device includes a core network device, the core network device sends terminal type configuration information to multiple terminals. When the network side device includes an access network device, the access network device sends terminal type configuration information to multiple terminals. When the network side equipment includes access network equipment and core network equipment, the core network equipment sends terminal type configuration information to multiple terminals through the access network equipment, or the core network equipment directly sends terminal type configuration information to multiple terminals. , or, the access network device sends terminal type configuration information to multiple terminals.
  • the terminal type configuration information may include a broadcast message (such as SIB12) or a dedicated message (such as an RRC reconfiguration (Reconfiguration) message) sent by the network side device.
  • a broadcast message such as SIB12
  • a dedicated message such as an RRC reconfiguration (Reconfiguration) message
  • the terminal type configuration information includes a first selection threshold, or a first selection threshold and a second selection threshold.
  • the terminal among the plurality of terminals that satisfies the first selection threshold is the first terminal, and the terminal that satisfies the second selection threshold is the second terminal.
  • the first selection threshold includes at least one of the following:
  • the second selection threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the first upper limit is greater than the first lower limit
  • the first lower limit can be greater than the second upper limit
  • the second upper limit is greater than the second lower limit. That is, it is necessary to ensure that the first terminal is in a position with better coverage, and the second terminal generally has poorer coverage.
  • the first terminal After the terminal determines that it is the first terminal, the first terminal broadcasts a first message; the first message is used to instruct multiple second terminals and the first terminal to establish side links based on the PC5 interface.
  • the first message is at least one of the following:
  • Step 401b The first terminal sends a first positioning request to the core network device, including, for example, the number of second terminals, serial numbers, positioning capabilities, measurement results, etc.
  • the target communication device may also send a first positioning request to the core network device, including, for example, the number of second terminals to be located, the second terminal identification, and the first terminal identification.
  • Step 402 The core network device interacts with the target reference device to obtain the second configuration information of the first reference signal sent by the target reference terminal.
  • Step 403 In the case where the first positioning request does not include the positioning capabilities and/or positioning quality requirements of the multiple second terminals, the core network device obtains the positioning capabilities and/or positioning of the multiple second terminals through the first terminal. quality requirements.
  • the core network device sends a positioning capability request to the first terminal, and the first terminal sends positioning capabilities of multiple second terminals to the core network device based on the positioning capability request; and/or the core network device sends a positioning capability request to the first terminal.
  • the first terminal sends the positioning quality requirements of multiple second terminals to the core network device based on the positioning capability request.
  • Step 04 The core network device determines the reference signal requirement information based on the respective positioning capabilities and positioning quality requirements of the multiple second terminals.
  • Step 405 The core network device sends reference signal requirement information to the access network device, including, for example, the number and sequence number of the second terminals, and positioning quality requirements of each of the plurality of second terminals.
  • Step S406 The access network device generates reference signal configuration information for each of the plurality of second terminals based on the side link air interface resources and the reference signal requirement information.
  • Step 407a The access network device sends the reference signal configuration information of multiple second terminals to the first terminal.
  • Step 407b The first terminal sends respective reference signal configuration information to multiple second terminals.
  • Step 408a When the second reference signal of the second terminal is in an inactive state, the core network device sends an activation request to the first terminal through the access network device.
  • Step 408b The core network device directly sends an activation request to the first terminal.
  • Step 408c The first terminal sends activation requests to multiple second terminals.
  • Step 409 When the second reference signal of the second terminal is in an activated state, multiple second terminals send second reference signals based on their respective reference signal configuration information.
  • Step 410 The core network device sends a second measurement request to the target reference terminal.
  • Step 411a The core network device sends auxiliary information to the first terminal.
  • Step 411b The first terminal sends auxiliary information to multiple second terminals.
  • Step 412a The core network device sends the first measurement request to the first terminal.
  • Step 412b The first terminal sends first measurement requests to multiple second terminals.
  • Step 413a Multiple second terminals measure the first reference signal to obtain measurement results of the first reference signals of the multiple second terminals.
  • Step 413b The target reference terminal measures the second reference signals of each of the plurality of second terminals to obtain measurement results.
  • Step 414a The plurality of second terminals send the measurement results of the first reference signals of the plurality of second terminals to the first terminal.
  • Step 414b The first terminal sends the measurement results of the first reference signals of the plurality of second terminals to the core network device.
  • the order of 413b, 413a, 414a and S414b is not limited.
  • Step 415 The target reference terminal sends the measurement result to the core network device.
  • the order of 415 and 413a, 414a and S414b is not limited.
  • Step 416 The core network device obtains the positioning results of each of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal.
  • Step 417a The core network device sends the positioning results of multiple second terminals to the first terminal.
  • Step S417b The first terminal sends respective positioning results to multiple second terminals.
  • the core network device may also send the positioning results of multiple second terminals to the target communication device (or access network device).
  • the execution subject may be a terminal positioning device.
  • the method of performing terminal positioning by the terminal positioning device is taken as an example to describe the terminal positioning device provided by the embodiment of this application.
  • FIG. 5 is a second schematic flowchart of a terminal positioning method provided by an embodiment of the present application. As shown in Figure 5, the terminal positioning method in this embodiment includes:
  • Step 501 The core network device receives the measurement results of the first reference signals of multiple second terminals to be located sent by the first terminal; the first terminal and the second terminal communicate through side links;
  • Step 502 The core network device obtains the positioning results of multiple second terminals based on the measurement results of the first reference signals of the multiple second terminals and the measurement results of the second reference signal of the target reference terminal, and sends the positioning results to the first reference terminal.
  • the terminal sends positioning results of multiple second terminals.
  • the positioning result includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the location information of the second terminal is the location information of the second terminal.
  • the method further includes:
  • the core network device receives the first positioning request
  • the core network device sends a first measurement request to the first terminal based on the first positioning request; the first measurement request is used to instruct the plurality of second terminals to send a first reference signal to the target reference terminal. Make measurements and obtain measurement results;
  • the core network device receives the measurement results of the first reference signals of the plurality of second terminals sent by the first terminal.
  • the first positioning request is sent for at least one of the following:
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the device identifiers of each of the plurality of second terminals
  • the first indication information is used to instruct the plurality of second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used by the core network device to determine the target reference terminal among the plurality of reference terminals.
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the device identifiers of each of the plurality of second terminals
  • the first indication information is used to instruct the plurality of second terminals to perform positioning through the first terminal;
  • the core network device sends a first measurement request to the first terminal based on the first positioning request, including:
  • the core network device determines the reference signal requirement information based on the respective positioning capabilities and positioning quality requirements of the plurality of second terminals in the first positioning request;
  • the core network device sends a first measurement request to the first terminal based on the reference signal requirement information.
  • the reference signal requirement information is used by the access network device to obtain reference signal configuration information based on side link air interface resources and the reference signal requirement information, and the reference signal configuration information is used for the plurality of second terminals Send a second reference signal that satisfies the reference signal configuration information.
  • the reference signal requirement information includes at least one of the following:
  • the device identifiers of each of the plurality of second terminals
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the method also includes:
  • the core network device sends an activation request to the access network device; the activation request is used to instruct the second terminal to send the second reference signal.
  • the method also includes:
  • the core network device sends an activation request to the first terminal; the activation request is used to instruct the second terminal to send the second reference signal.
  • the method further includes:
  • the core network device obtains the second configuration information of the first reference signal sent by the target reference device;
  • the core network device sends auxiliary information to the first terminal based on the second configuration information of the first reference signal; the auxiliary information is used to instruct the plurality of second terminals to measure the first reference of the target reference terminal. Signal.
  • the auxiliary information includes at least one of the following:
  • the target refers to the device identification of the terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the first measurement request includes at least one of the following: a measurement parameter, a reported quantity of the measurement parameter;
  • the measurement parameters include at least one of the following: round-trip delay and reference signal received power.
  • the core network device when the first positioning request does not include the positioning capabilities of each of the plurality of second terminals, the core network device sends a first positioning request to the first terminal based on the first positioning request.
  • Measurement request Before, the method also includes:
  • the core network device receives the positioning capabilities of each of the plurality of second terminals sent by the first terminal.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends a second bandwidth, a second period, and a second frequency range of the second reference signal.
  • the method further includes:
  • the core network device sends terminal type configuration information to the first terminal; the terminal type configuration information includes a first selection threshold, or a first selection threshold and a second selection threshold; the first terminal satisfies the first selection threshold.
  • a terminal that selects a threshold, and the plurality of second terminals are terminals that meet the second selection threshold.
  • the first selection threshold includes at least one of the following:
  • the second selection threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the first terminal is included in the plurality of second terminals.
  • the method also includes:
  • the core network device sends a second measurement request to the target reference terminal, and the second measurement request instructs the target reference terminal to measure the second reference signal to obtain a measurement result.
  • the second measurement request includes at least one of the following:
  • the device identifiers of each of the plurality of second terminals
  • FIG. 6 is a third schematic flowchart of the terminal positioning method provided by the embodiment of the present application. As shown in Figure 6, the terminal positioning method in this embodiment includes:
  • Step 601 The second terminal sends the measurement result of the first reference signal to the core network device through the first terminal; the first terminal and the second terminal communicate through the side link;
  • Step 602 The second terminal receives the positioning result sent by the first terminal, where the positioning result is sent by the core network device to the first terminal.
  • the positioning result includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the location information of the second terminal is the location information of the second terminal.
  • the method further includes: the second terminal sending a second positioning request to the first terminal;
  • the second terminal receives the first measurement request sent by the first terminal, and the first measurement request is sent by the core network device based on the first positioning request sent by the first terminal.
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the device identifiers of each of the plurality of second terminals
  • the first indication information is used to instruct the plurality of second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used by the core network device to determine the target reference terminal among the plurality of reference terminals.
  • the second positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the device identification of the second terminal is the device identification of the second terminal
  • the first indication information is used to instruct the second terminal to perform positioning through the first terminal;
  • the initial measurement result of the second terminal is used by the core network device to determine the target reference terminal among multiple reference terminals.
  • the positioning result is determined based on the measurement result of the first reference signal of the second terminal and the measurement result of the second reference signal of the target reference terminal.
  • the method also includes:
  • the second terminal receives the reference signal configuration information sent by the first terminal; the reference signal configuration information is used by the second terminal to send a second reference signal that meets the reference signal configuration information, and the reference signal configuration
  • the information is sent by network side equipment, and the network side equipment includes access network equipment and/or the core network equipment.
  • the network side device includes the access network device; the reference signal configuration information is obtained by the access network device based on side link air interface resources and reference signal requirement information; the reference signal requirement information is the After the core network device receives the first positioning request, it is obtained based on the respective positioning capabilities and positioning quality requirements of multiple second terminals.
  • the reference signal requirement information includes at least one of the following:
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the method also includes:
  • the second terminal receives the activation request sent by the first terminal; the activation request is used to instruct the second terminal to send a second reference signal; the activation request is sent by a network side device, and the network side device Including access network equipment and/or core network equipment.
  • the method also includes:
  • the second terminal receives the auxiliary information sent by the first terminal; the auxiliary information is used to instruct the second terminal to measure the first reference signal of the target reference terminal.
  • the auxiliary information includes at least one of the following:
  • the target refers to the device identification of the terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the first measurement request includes at least one of the following: a measurement parameter, a reported quantity of the measurement parameter;
  • the measurement parameters include at least one of the following: round-trip delay and reference signal received power.
  • the method also includes:
  • the second terminal sends positioning capabilities to the core network device through the first terminal.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends a second bandwidth, a second period, and a second frequency range of the second reference signal.
  • the method also includes:
  • the second terminal receives terminal type configuration information sent by a network side device;
  • the terminal type configuration information includes a first selection threshold, or a first selection threshold and a second selection threshold;
  • the network side device includes an access network device and /or core network equipment;
  • the first terminal is a terminal that satisfies the first selection threshold, and the second terminal is a terminal that satisfies the second selection threshold.
  • the first selection threshold includes at least one of the following:
  • the second selection threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the method also includes:
  • the second terminal receives the first message broadcast by the first terminal; the first message is used to instruct the second terminal and the first terminal to establish a side link based on the PC5 interface.
  • the first message is at least one of the following:
  • FIG. 7 is a schematic flowchart No. 4 of the terminal positioning method provided by the embodiment of the present application. As shown in Figure 7, the terminal positioning method in this embodiment includes:
  • Step 701 The access network device sends reference signal configuration information of multiple second terminals to the first terminal; the first terminal and the second terminal communicate through side links; the reference signal configuration information is used by multiple second terminals to send The second reference signal of the reference signal configuration information.
  • the method also includes:
  • the access network device determines reference signal configuration information of each of the plurality of second terminals based on side link air interface resources and reference signal requirement information.
  • the method also includes:
  • the access network device receives the reference signal requirement information sent by the core network device, and the reference signal requirement information is obtained by the core network device based on respective positioning capabilities and positioning quality requirements of the plurality of second terminals.
  • the reference signal requirement information includes at least one of the following:
  • the device identifiers of each of the plurality of second terminals
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the method also includes:
  • the access network device receives the activation request sent by the core network device and sends it to the first terminal; the activation request is used to instruct the second terminal to send the second reference signal.
  • FIG. 8 is a schematic structural diagram of a terminal positioning device provided by an embodiment of the present application.
  • the device of this embodiment is applied to a first terminal, and the first terminal and multiple second terminals to be positioned communicate through side links respectively.
  • the terminal positioning device includes:
  • the sending module 110 is configured to send the measurement results of the first reference signals of each of the plurality of second terminals to the core network device;
  • the receiving module 120 is configured to receive positioning results of multiple second terminals sent by the core network device;
  • the sending module 130 is also configured to send respective positioning results to multiple second terminals.
  • the positioning results include at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the sending module 110 is used to send the first positioning request to the core network device
  • the receiving module 120 is configured to receive a first measurement request sent by the core network device based on the first positioning request;
  • the sending module 110 is configured to send a first measurement request to multiple second terminals; the first measurement request is used to instruct multiple second terminals to measure the first reference signal of the target reference terminal to obtain a measurement result;
  • the receiving module 120 is configured to receive the measurement results of the first reference signals respectively sent by multiple second terminals, and The measurement results of the first reference signals of the plurality of second terminals are sent to the core network device.
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the first indication information is used to instruct multiple second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used by the core network device to determine the target reference terminal among the plurality of reference terminals.
  • the positioning results of the plurality of second terminals are determined based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal.
  • the receiving module 120 is also configured to receive the respective reference signals of the multiple second terminals sent by the network side device before sending the measurement results of the first reference signals of the multiple second terminals to be located to the core network device.
  • Signal configuration information ;
  • the sending module 110 is also configured to send respective reference signal configuration information to multiple second terminals respectively; the reference signal configuration information instructs the multiple second terminals to send second reference signals that meet the reference signal configuration information.
  • the network side device includes an access network equipment and/or core network equipment.
  • the network side device includes an access network device; the reference signal configuration information is obtained by the access network device based on side link air interface resources and reference signal requirement information; the reference signal requirement information is obtained by the core network device after receiving the first positioning After the request, it is obtained based on the positioning capabilities and positioning quality requirements of multiple second terminals.
  • the reference signal requirement information includes at least one of the following:
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the receiving module 120 is also configured to receive an activation request sent by the network side device;
  • the sending module 110 is also configured to send activation requests to multiple second terminals respectively; the activation requests are used to instruct the second terminals to send the second reference signal; the network side equipment includes access network equipment and/or core network equipment.
  • the receiving module 120 is also configured to receive auxiliary information sent by the core network device after sending activation requests to multiple second terminals;
  • the sending module 110 is also configured to send auxiliary information to multiple second terminals; the auxiliary information is used to instruct the multiple second terminals to measure the first reference signal of the target reference terminal.
  • the auxiliary information includes at least one of the following:
  • the device identification of the target reference terminal is the device identification of the target reference terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the first measurement request includes at least one of the following: measurement parameters and reported quantity of measurement parameters;
  • the measurement parameters include at least one of the following: round-trip delay, reference signal received power.
  • the receiving module 120 is further configured to receive the first measurement request sent by the core network device based on the first positioning request. Positioning capabilities sent by multiple second terminals;
  • the sending module 110 is also used to send the positioning capabilities of multiple second terminals to the core network device.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends the second bandwidth, the second period, and the second frequency range of the second reference signal.
  • the receiving module 120 is also configured to receive the terminal type configuration information sent by the network side device before sending the measurement results of the first reference signals of the plurality of second terminals to be located to the core network device; terminal type configuration The information includes a first selection threshold, or a first selection threshold and a second selection threshold; the network side equipment includes access network equipment and/or core network equipment; the first terminal is a terminal that meets the first selection threshold, and a plurality of second terminals For terminals that meet the second selection threshold.
  • the first selection threshold includes at least one of the following:
  • the second choice threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the sending module 110 is also configured to broadcast a first message after receiving the terminal type configuration information; the first message is used to instruct multiple second terminals and the first terminal to establish side links based on the PC5 interface.
  • the first message is at least one of the following:
  • the first terminal is included in the plurality of second terminals.
  • the device of this embodiment can be used to execute the method of any one of the foregoing first terminal-side method embodiments. Its specific implementation process and technical effects are similar to those of the first terminal-side method embodiment. For details, see First Terminal The detailed introduction of the side method embodiment will not be described again here.
  • Figure 9 is a second structural schematic diagram of a terminal positioning device provided by an embodiment of the present application. As shown in Figure 9, the terminal positioning device includes:
  • the receiving module 210 is configured to receive the measurement results of the first reference signals of multiple second terminals to be located sent by the first terminal; the first terminal and the second terminal communicate through side links;
  • the determination module 220 is configured to obtain the positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal;
  • the sending module 230 is configured to send positioning results of multiple second terminals to the first terminal.
  • the positioning results include at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the receiving module 210 is also configured to receive the first positioning request before receiving the measurement results of the first reference signals of the plurality of second terminals to be positioned sent by the first terminal;
  • the sending module 230 is also configured to send a first measurement request to the first terminal based on the first positioning request; the first measurement request is used to instruct multiple second terminals to measure the first reference signal of the target reference terminal to obtain a measurement result;
  • the receiving module 210 is also configured to receive the measurement results of the first reference signals of the plurality of second terminals sent by the first terminal.
  • the first positioning request is sent for at least one of the following:
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the first indication information is used to instruct multiple second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used to determine the target reference terminal among the plurality of reference terminals.
  • the determination module 220 is specifically configured to determine the reference signal requirement information based on the respective positioning capabilities and positioning quality requirements of the plurality of second terminals in the first positioning request;
  • the sending module 230 is specifically configured to send a first measurement request to the first terminal based on the reference signal requirement information.
  • the reference signal requirement information is used by the access network device to obtain reference signal configuration information based on side link air interface resources and reference signal requirement information, and the reference signal configuration information instructs multiple second terminals to send second terminals that satisfy the reference signal configuration information. reference signal.
  • the reference signal requirement information includes at least one of the following:
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the sending module 230 is also configured to send an activation request to the access network device; the activation request is used to instruct the second terminal to send the second reference signal.
  • the receiving module 210 is also configured to obtain the second configuration information of the first reference signal sent by the target reference device after sending the activation request to the access network device;
  • the sending module 230 is further configured to send auxiliary information to the first terminal based on the second configuration information of the first reference signal; the auxiliary information is used to instruct multiple second terminals to measure the first reference signal of the target reference terminal.
  • the auxiliary information includes at least one of the following:
  • the device identification of the target reference terminal is the device identification of the target reference terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the first measurement request includes at least one of the following: measurement parameters and reported quantity of measurement parameters;
  • the measurement parameters include at least one of the following: round-trip delay, reference signal received power.
  • the receiving module 210 is further configured to receive the first measurement request based on the first positioning request before sending the first measurement request to the first terminal.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends the second bandwidth, the second period, and the second frequency range of the second reference signal.
  • the sending module 230 is also configured to send the terminal type configuration information to the first terminal before receiving the measurement results of the first reference signals of the plurality of second terminals to be located sent by the first terminal; terminal type configuration The information includes a first selection threshold, or a first selection threshold and a second selection threshold; the first terminal is a terminal that satisfies the first selection threshold, and the plurality of second terminals are terminals that satisfy the second selection threshold.
  • the first selection threshold includes at least one of the following:
  • the second choice threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the first terminal is included in the plurality of second terminals.
  • the sending module 230 is also configured to send a second measurement request to the target reference terminal, where the second measurement request instructs the target reference terminal to measure the second reference signal to obtain a measurement result.
  • the second measurement request includes at least one of the following:
  • the device of this embodiment can be used to execute the method of any of the foregoing core network device side method embodiments. Its specific implementation process and technical effects are similar to those in the core network device side method embodiments. For details, please refer to See the detailed introduction in the core network device side method embodiment and will not be repeated here.
  • FIG 10 is the third structural schematic diagram of the terminal positioning device provided by the embodiment of the present application. As shown in Figure 10, the terminal positioning device includes:
  • the sending module 310 is configured to send reference signal configuration information of multiple second terminals to the first terminal; the first terminal and the second terminal communicate through side links; the reference signal configuration information is used for the Multiple second terminals send second reference signals that satisfy the reference signal configuration information.
  • the device also includes:
  • the processing module 320 is configured to determine reference signal configuration information of each of the plurality of second terminals based on side link air interface resources and reference signal requirement information.
  • the device also includes:
  • a receiving module configured to receive the reference signal requirement information sent by the core network device, where the reference signal requirement information is obtained by the core network device based on the respective positioning capabilities and positioning quality requirements of the plurality of second terminals.
  • the reference signal requirement information includes at least one of the following:
  • the device identifiers of each of the plurality of second terminals
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is a periodic type, a half-periodic type or a non-periodic type.
  • the receiving module is also used to receive the activation request sent by the core network device;
  • the sending module 310 is further configured to: send the activation request to the first terminal; the activation request is used to instruct the second terminal to send the second reference signal.
  • the device of this embodiment can be used to execute the method of any of the foregoing access network device side method embodiments. Its specific implementation process and technical effects are similar to those in the access network device side method embodiments. For details, see The detailed introduction in the network access device side method embodiment will not be repeated here.
  • the terminal positioning device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system. It can also be a component in an 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 this embodiment of the application.
  • NAS Network Attached Storage
  • the terminal positioning device provided by the embodiments of the present application can implement each process implemented by the method embodiments of Figures 3 to 7, and achieve the same technical effect. To avoid duplication, details will not be described here.
  • FIG 11 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • the communication device 1100 includes a processor 1101 and a memory 1102.
  • the memory 1102 stores programs or instructions that can be run on the processor 1101.
  • the communication device 1100 is a terminal
  • the program or instruction is executed by the processor 1101
  • each step of the above terminal positioning method embodiment is implemented, and the same technical effect can be achieved.
  • the communication device 1100 is a network-side device
  • the program or instruction is executed by the processor 1101
  • the steps of the above embodiments of the terminal positioning method are implemented and the same technical effect can be achieved. To avoid duplication, they will not be described again here.
  • the first terminal provided by the embodiment of the present application includes a processor and a communication interface.
  • the communication interface is used to send the measurement results of the first reference signals of multiple second terminals to be located to the core network device, and receive the measurement results sent by the core network device. Positioning results of multiple second terminals, and sending respective positioning results to the multiple second terminals respectively.
  • This first terminal embodiment corresponds to the above-mentioned first terminal-side method embodiment. Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this first terminal embodiment and can achieve the same technical effect.
  • Figure 12 is a schematic diagram of the hardware structure of a terminal provided by an embodiment of the present application.
  • the terminal 1000 includes but is not limited to: radio frequency unit 1001, network module 1002, audio output unit 1003, input unit 1004, sensor 1005, display unit 1006, user input unit 1007, interface unit 1008, memory 1009, processor 1010, etc. at least some parts of it.
  • the terminal 1000 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 1010 through a power management system, thereby managing charging, discharging, and power consumption through the power management system. Management and other functions.
  • the terminal structure shown in Figure 12 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or some components may be combined or arranged differently, which will not be described again here.
  • the input unit 1004 may include a graphics processing unit (GPU) 10041 and a microphone 10042.
  • the graphics processor 10041 is responsible for the image capture device (GPU) in the video capture mode or the image capture mode. Process the image data of still pictures or videos obtained by cameras (such as cameras).
  • the display unit 1006 may include a display panel 10061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1007 includes a touch panel 10071 and at least one of other input devices 10072 .
  • Touch panel 10071 also known as touch screen.
  • the touch panel 10071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 10072 It may include but is 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 1001 after receiving downlink data from the network side device, can transmit it to the processor 1010 for processing; in addition, the radio frequency unit 1001 can send uplink data to the network side device.
  • the radio frequency unit 1001 includes, but is not limited to, an antenna, at least one amplifier, transceiver, coupler, low noise amplifier, duplexer, etc.
  • Memory 1009 may be used to store software programs or instructions as well as various data.
  • the memory 1009 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage program or instruction 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 1009 may include volatile memory or nonvolatile memory, or memory 1009 may include both volatile and nonvolatile memory.
  • non-volatile memory can also include non-volatile memory, where the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), programmable read-only memory (Programmable ROM, PROM), Erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM programmable read-only memory
  • PROM programmable read-only memory
  • Erasable PROM Erasable programmable read-only memory
  • EPROM electrically erasable programmable read-only memory
  • flash memory electrically erasable programmable read-only memory
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM).
  • Memory 1009 in embodiments of the present application includes, but is not limited to, these and any other suitable type of memory such as at least one disk storage device, flash memory device, or other non-volatile solid-state storage device.
  • the processor 1010 may include one or more processing units; optionally, the processor 1010 may integrate an application processor and a modem processor, where the application processor mainly processes operating systems, user interfaces, application programs or instructions, etc. In operation, the modem processor mainly processes wireless communication signals, such as the baseband processor. It can be understood that the above modem processor may not be integrated into the processor 1010.
  • the radio frequency unit 1001 is used to send the measurement results of the first reference signals of multiple second terminals to be positioned to the core network device, receive the positioning results of the multiple second terminals sent by the core network device, and send the positioning results to the multiple second terminals respectively.
  • the two second terminals send their respective positioning results.
  • the positioning results include at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the radio frequency unit 1001 is specifically used for:
  • the first positioning request includes at least one of the following:
  • the device identification of the first terminal is the device identification of the first terminal
  • the first indication information is used to instruct multiple second terminals to perform positioning through the first terminal;
  • the initial measurement results of each of the plurality of second terminals are used by the core network device to determine the target reference terminal among the plurality of reference terminals.
  • the positioning results of the plurality of second terminals are determined based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal.
  • the radio frequency unit 1001 is also configured to receive the reference signals of the plurality of second terminals sent by the network side device before sending the measurement results of the first reference signals of the plurality of second terminals to be located to the core network device.
  • signal configuration information and respectively sends respective reference signal configuration information to multiple second terminals; the reference signal configuration information instructs multiple second terminals to send second reference signals that meet the reference signal configuration information
  • the network side equipment includes access network equipment and/or core network equipment.
  • the network side device includes an access network device; the reference signal configuration information is obtained by the access network device based on side link air interface resources and reference signal requirement information; the reference signal requirement information is obtained by the core network device after receiving the first positioning After the request, it is obtained based on the positioning capabilities and positioning quality requirements of multiple second terminals.
  • the reference signal requirement information includes at least one of the following:
  • the reference signal configuration information includes at least one of the following:
  • the device identification of the second terminal is the device identification of the second terminal
  • the first configuration information of the second terminal is the first configuration information of the second terminal.
  • the first configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the radio frequency unit 1001 is also configured to receive an activation request sent by the network side device, and send the activation request to multiple second terminals respectively; the activation request is used to instruct the second terminal to send the second reference signal; the network side device includes Access network equipment and/or core network equipment.
  • the radio frequency unit 1001 is also configured to receive auxiliary information sent by the core network device after sending activation requests to multiple second terminals, and send auxiliary information to the multiple second terminals; the auxiliary information is used to indicate multiple The second terminal measures the first reference signal of the target reference terminal.
  • the auxiliary information includes at least one of the following:
  • the device identification of the target reference terminal is the device identification of the target reference terminal
  • the target refers to the second configuration information of the first reference signal sent by the terminal.
  • the second configuration information includes at least one of the following:
  • the type is periodic type, semi-periodic type or aperiodic type.
  • the first measurement request includes at least one of the following: measurement parameters and reported quantity of measurement parameters;
  • the measurement parameters include at least one of the following: round-trip delay, reference signal received power.
  • the radio frequency unit 1001 is also configured to receive the first measurement request sent by the core network device based on the first positioning request.
  • the positioning capabilities sent by multiple second terminals are sent to the core network device, and the positioning capabilities of the multiple second terminals are sent to the core network device.
  • the positioning capability of the second terminal includes at least one of the following:
  • the second terminal receives the first bandwidth, the first period, and the first frequency range of the first reference signal
  • the second terminal sends the second bandwidth, the second period, and the second frequency range of the second reference signal.
  • the radio frequency unit 1001 is also configured to receive the terminal type configuration information sent by the network side device before sending the measurement results of the first reference signals of the plurality of second terminals to be located to the core network device; terminal type configuration The information includes a first selection threshold, or a first selection threshold and a second selection threshold; the network side equipment includes access network equipment and/or core network equipment; the first terminal is a terminal that meets the first selection threshold, and a plurality of second terminals For terminals that meet the second selection threshold.
  • the first selection threshold includes at least one of the following:
  • the second choice threshold includes at least one of the following:
  • the second lower limit of the reference signal received power.
  • the radio frequency unit 1001 is also configured to broadcast a first message after receiving the terminal type configuration information; the first message is used to instruct multiple second terminals and the first terminal to establish side links based on the PC5 interface.
  • the first message is at least one of the following:
  • the first terminal is included in the plurality of second terminals.
  • the first terminal of this embodiment can be used to execute the method of any one of the foregoing first terminal-side method embodiments. Its specific implementation process and technical effects are similar to those of the first terminal-side method embodiment. For details, see Chapter 1 The detailed introduction of a terminal side method embodiment will not be described again here.
  • the second terminal can also be implemented using the structure of the first terminal, which will not be described again here.
  • Embodiments of the present application also provide a core network device, including a processor and a communication interface, wherein the communication interface is used to receive measurement results of first reference signals of multiple second terminals to be located sent by the first terminal; The first terminal and the second terminal communicate through the side link;
  • the processor is configured to obtain respective positioning results of the plurality of second terminals based on the measurement results of the first reference signals of the plurality of second terminals and the measurement results of the second reference signal of the target reference terminal;
  • the communication interface is also used to send positioning results of multiple second terminals to the first terminal.
  • This core network equipment embodiment corresponds to the above-mentioned core network equipment side method embodiment.
  • Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this core network equipment embodiment, and can achieve the same technical effect.
  • the embodiment of the present application also provides a core network device.
  • the network side device 100 includes: a processor 101, a network interface 102 and a memory 103.
  • the network interface 102 is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the network side device 100 in this embodiment of the present invention also includes: instructions or programs stored in the memory 103 and executable on the processor 101.
  • the processor 101 calls the instructions or programs in the memory 103 to execute each of the steps shown in Figure 8. The method of module execution and achieving the same technical effect will not be described in detail here to avoid duplication.
  • the access network equipment 800 includes: an antenna 81 , a radio frequency device 82 , a baseband device 83 , a processor 85 and a memory 85 .
  • the antenna 81 is connected to the radio frequency device 82 .
  • the radio frequency device 82 receives information through the antenna 81 and sends the received information to the baseband device 83 for processing.
  • the baseband device 83 processes the information to be sent and sends it to the radio frequency device 82.
  • the radio frequency device 82 processes the received information and then sends it out through the antenna 81.
  • the above frequency band processing device may be located in the baseband device 83 , and the methods performed by the access network equipment in the above embodiments may be implemented in the baseband device 83 .
  • the baseband device 83 includes a baseband processor 85 and a memory 85 .
  • the baseband device 83 may include, for example, at least one baseband board on which multiple chips are disposed, as shown in FIG. 8 .
  • One of the chips is, for example, a baseband processor 85 , which is connected to the memory 85 through a bus interface to call the memory 85 . program to perform the access network equipment operations shown in the above method embodiments.
  • the access network device 800 may also include a network interface 86 for exchanging information with the radio frequency device 82.
  • the interface is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the access network device 800 implemented in this application also includes: instructions or programs stored in the memory 85 and executable on the processor 85.
  • the processor 85 calls the instructions or programs in the memory 85 to execute, as shown in Figure 10
  • 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 communication system, including: a first terminal, an access network device, and a core network device.
  • the first terminal can be used to perform the above steps of the terminal positioning method
  • the access network device can be used to perform the above steps.
  • the core network equipment may be used to perform the above steps of the terminal positioning method.
  • the communication system further includes a second terminal, and the second terminal can be used to perform the above steps of the terminal positioning method.
  • Embodiments of the present application also provide a readable storage medium. Programs or instructions are stored on the readable storage medium. When the program or instructions are executed by the processor, each process of the above terminal positioning method embodiment is implemented, and the same technology can be achieved. The effect will not be described here to avoid repetition.
  • Readable storage media includes computer-readable storage media, such as computer read-only memory ROM, random access memory RAM, magnetic disks or optical disks.
  • the embodiment of the present application also 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 each process of the above terminal positioning method embodiment, and can achieve the same To avoid repetition, the technical effects will not be repeated 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 storage medium.
  • the computer program/program product is executed by at least one processor to implement each process of the above terminal positioning method embodiment. And can achieve the same technical effect. To avoid repetition, they will not be described again here.
  • 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 of various embodiments of the present application.

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

Abstract

La présente demande se rapporte au domaine technique des communications et divulgue un procédé de positionnement de terminal, ainsi qu'un terminal et un dispositif côté réseau. Dans des modes de réalisation de la présente demande, un premier terminal et une pluralité de deuxièmes terminaux à positionner communiquent au moyen de liaisons latérales. Le procédé de positionnement de terminal comprend les étapes suivantes : le premier terminal envoie des résultats de mesure respectifs de premiers signaux de référence de la pluralité de deuxièmes terminaux à un dispositif de réseau central ; le premier terminal reçoit des résultats de positionnement de la pluralité de deuxièmes terminaux envoyés par le dispositif de réseau central, et envoie respectivement les résultats de positionnement respectifs à la pluralité de deuxièmes terminaux.
PCT/CN2023/092995 2022-05-10 2023-05-09 Procédé de positionnement de terminal, terminal et dispositif côté réseau WO2023217141A1 (fr)

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WO2014179960A1 (fr) * 2013-05-09 2014-11-13 华为技术有限公司 Procédé et dispositif de configuration de réseau
CN106662634A (zh) * 2014-09-25 2017-05-10 英特尔公司 在无线蜂窝技术中的设备到设备辅助定位
CN110036307A (zh) * 2016-12-14 2019-07-19 华为技术有限公司 一种定位方法、系统及相关设备
CN112788647A (zh) * 2019-11-06 2021-05-11 维沃移动通信有限公司 测量上报的方法、终端设备和网络设备
WO2021188208A1 (fr) * 2020-03-19 2021-09-23 Qualcomm Incorporated Détermination de ressources de signal de référence de positionnement dans un positionnement coopératif assisté par liaison latérale hors couverture
WO2022059876A1 (fr) * 2020-09-17 2022-03-24 엘지전자 주식회사 Procédé de positionnement basé sur un réseau utilisant un relais dans un système nr-v2x et dispositif associé

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WO2014179960A1 (fr) * 2013-05-09 2014-11-13 华为技术有限公司 Procédé et dispositif de configuration de réseau
CN106662634A (zh) * 2014-09-25 2017-05-10 英特尔公司 在无线蜂窝技术中的设备到设备辅助定位
CN110036307A (zh) * 2016-12-14 2019-07-19 华为技术有限公司 一种定位方法、系统及相关设备
CN112788647A (zh) * 2019-11-06 2021-05-11 维沃移动通信有限公司 测量上报的方法、终端设备和网络设备
WO2021188208A1 (fr) * 2020-03-19 2021-09-23 Qualcomm Incorporated Détermination de ressources de signal de référence de positionnement dans un positionnement coopératif assisté par liaison latérale hors couverture
WO2022059876A1 (fr) * 2020-09-17 2022-03-24 엘지전자 주식회사 Procédé de positionnement basé sur un réseau utilisant un relais dans un système nr-v2x et dispositif associé

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