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WO2024234173A1 - Procédé et appareil de positionnement de liaison latérale, support de stockage et système de communication - Google Patents

Procédé et appareil de positionnement de liaison latérale, support de stockage et système de communication Download PDF

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Publication number
WO2024234173A1
WO2024234173A1 PCT/CN2023/094026 CN2023094026W WO2024234173A1 WO 2024234173 A1 WO2024234173 A1 WO 2024234173A1 CN 2023094026 W CN2023094026 W CN 2023094026W WO 2024234173 A1 WO2024234173 A1 WO 2024234173A1
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WIPO (PCT)
Prior art keywords
request
core network
network device
response message
entity
Prior art date
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PCT/CN2023/094026
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English (en)
Chinese (zh)
Inventor
沈洋
王鑫丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xiaomi Mobile Software Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Beijing Xiaomi Mobile Software Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to PCT/CN2023/094026 priority Critical patent/WO2024234173A1/fr
Priority to CN202380009365.8A priority patent/CN117121576A/zh
Publication of WO2024234173A1 publication Critical patent/WO2024234173A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to a side link positioning method and device, a storage medium, and a communication system.
  • SL positioning can be performed based on a UE with ranging capability.
  • the present disclosure provides a side link positioning method and device, a storage medium, and a communication system.
  • an SL positioning method which is executed by a user equipment UE, and the method includes: sending a first request, the first request is used to request a core network device to associate with the UE, the UE has a ranging capability, and the UE associated with the core network device is used for side link positioning.
  • an SL positioning method which is executed by a core network device, and the method includes: receiving a first request, wherein the first request is used to request the core network device to associate with a user equipment UE, wherein the UE has a ranging capability, and the UE associated with the core network device is used for side link positioning.
  • a SL positioning method is provided, which is executed by an access and mobility management function AMF entity in a core network device, and the method includes: in response to obtaining a first request, forwarding the first request to a positioning management function LMF entity; the first request is used to request the LMF entity to associate with a user equipment UE, the UE has a ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • a SL positioning method is provided, which is executed by a positioning management function LMF entity in a core network device, and the method includes: obtaining a first request, wherein the first request is used to request the LMF entity to associate a user equipment UE, wherein the UE has a ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • a SL positioning method is provided, which is executed by a network storage function NRF entity in a core network device, and the method includes: receiving first information sent by a positioning management function LMF entity, wherein the first information is used to indicate that the LMF entity has successfully associated with a user equipment UE, a tracking area identifier of the UE, and at least one of the status information of the UE; wherein the UE has a ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • a SL positioning method comprising:
  • An access and mobility management function AMF entity receives a first request sent by a user equipment UE, where the first request is used to request a positioning management function LMF entity to associate with the UE, where the UE has a ranging capability and is associated with the LMF entity
  • the UE of the body is used for side link positioning; the AMF entity forwards the first request to the LMF entity; the LMF sends a first message to the network storage function NRF entity in response to successfully associating the UE, and the first information is used to indicate that the LMF entity has successfully associated the user equipment UE, the tracking area identifier of the UE, and at least one of the status information of the UE.
  • a SL positioning device which includes: a sending module for sending a first request, wherein the first request is used to request a core network device to associate with a UE, wherein the UE has a ranging capability, and the UE associated with the core network device is used for side link positioning.
  • a SL positioning device comprising: a receiving module, used to receive a first request, the first request is used to request a core network device to associate with a user equipment UE, the UE has a ranging capability, and the UE associated with the core network device is used for side link positioning.
  • a SL positioning device comprising: a sending module, for forwarding the first request to a positioning management function LMF entity in response to obtaining a first request; the first request is used to request the LMF entity to associate with a user equipment UE, the UE having ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • a SL positioning device comprising: an acquisition module for acquiring a first request, wherein the first request is used to request an LMF entity to associate with a user equipment UE, wherein the UE has a ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • an SL positioning device comprising:
  • a memory for storing processor-executable instructions
  • the processor is configured to: execute the method described in the first aspect, the method described in the second aspect, the method described in the third aspect, the method described in the fourth aspect, the method described in the fifth aspect, or the method described in the sixth aspect.
  • a communication system is provided, wherein the system is used to execute the method described in the second aspect.
  • a communication system including the following entities:
  • Access and mobility management function AMF entity used to perform the method described in the third aspect
  • a session management function SMF entity used to execute the method described in the fourth aspect
  • a network storage function NRF entity used to execute the method described in the fifth aspect.
  • the technical solution provided by the embodiment of the present disclosure may include the following beneficial effects: the UE sends a first request, the first request is used to request the core network device to associate with the UE, and when the core network device successfully associates with the UE, since the UE has a ranging Capability: if other UEs need to perform side link positioning in the future, the UEs that need to perform side link positioning can perform side link positioning based on the UEs associated with the core network device, thereby saving the time for the UEs that need to perform side link positioning to search for UEs that can perform side link positioning, thereby improving the efficiency of side link positioning.
  • Fig. 1 is a schematic diagram of a communication system according to an exemplary embodiment.
  • Fig. 2 is a flow chart of a SL positioning method according to an exemplary embodiment.
  • Fig. 5 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 6 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 7 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 8 is a flowchart showing a SL positioning method according to an exemplary embodiment.
  • Fig. 9 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 11 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 12 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 13 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 14 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 15 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 16 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 17 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 18 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG19 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • Fig. 20 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG21 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG21 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG22 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG23 is a flowchart of a SL positioning method according to an exemplary embodiment.
  • FIG. 24 is a block diagram of an SL positioning device according to an exemplary embodiment.
  • FIG. 25 is a block diagram of an SL positioning device according to an exemplary embodiment.
  • Fig. 26 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • FIG. 27 is a block diagram of an SL positioning device according to an exemplary embodiment.
  • FIG. 28 is a block diagram of an SL positioning device according to an exemplary embodiment.
  • FIG. 29 is a block diagram of an SL positioning device according to an exemplary embodiment.
  • Fig. 30 is a block diagram showing a device for SL positioning according to an exemplary embodiment.
  • Fig. 31 is a block diagram showing a device for SL positioning according to an exemplary embodiment.
  • the SL positioning method provided by the embodiment of the present disclosure can be applied to the wireless communication system shown in Figure 1.
  • the mobile station accesses the wireless access network through wireless access network equipment such as base stations, and the wireless access network equipment and the core network equipment complete the backhaul and forward transmission of data to perform various communication services.
  • a wireless communication system is a network that provides wireless communication functions.
  • Wireless communication systems can use different communication technologies, such as code division multiple access (CDMA), wideband code division multiple access (WCDMA), time division multiple access (TDMA), frequency division multiple access (FDMA), orthogonal frequency-division multiple access (OFDMA), single carrier frequency division multiple access (SC-FDMA), and carrier sense multiple access with collision avoidance (Carrier Sense Multiple Access with Collision Avoidance).
  • CDMA code division multiple access
  • WCDMA wideband 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
  • Carrier Sense Multiple Access with Collision Avoidance Carrier Sense Multiple Access with Collision Avoidance
  • the present disclosure sometimes refers to the wireless communication network as a network or system.
  • the network may include a radio access network (RAN) and a core network (CN).
  • the network includes network equipment, which may be a radio access network node, a core network function, etc. Among them, the radio access network node may also be called a base station.
  • the network can provide network services to the terminal through the network equipment, and different operators can provide different network services to the terminal. It can also be understood that different operators correspond to different operator networks.
  • a mobile terminal is a device that provides voice and/or data connectivity to users.
  • a terminal can be a handheld device or a vehicle-mounted device with a wireless connection function.
  • some examples of terminals are: a smart phone (Mobile Phone), a pocket personal computer (PPC), a handheld computer, a personal digital assistant (PDA), a laptop computer, a tablet computer, a wearable device, or a vehicle-mounted device.
  • the 5G system includes devices that manage and coordinate the access and mobility-related requirements of the wireless access network and terminals.
  • the core network functions include session management function (SMF), access and mobility management function (AMF), radio access network (RAN), unified data management (UDM), policy control function (PCF), user plane function (UPF), and user equipment (UE).
  • SMF session management function
  • AMF access and mobility management function
  • RAN radio access network
  • UDM unified data management
  • PCF policy control function
  • UPF user plane function
  • UE user equipment
  • the core network functions also include other types of equipment, which will not be listed one by one in the embodiments of the present disclosure.
  • the AMF entity is responsible for access and mobility management. Its main functions include: connection management, mobility management, registration management, access authentication and authorization, reachability management, security context management, user authentication, switching, location update and other access and mobility related functions.
  • the UPF entity is responsible for user plane functions, including: data packet routing and transmission, packet detection, service usage reporting, QoS processing, legal monitoring, uplink packet detection, downlink packet storage and other user plane related functions.
  • the SMF entity is responsible for session management functions. Its main functions include: session management (such as session establishment, modification and release, including tunnel maintenance between UPF and AN), UPF selection and control, service and session continuity (SSC) mode selection, roaming and other session-related functions.
  • session management such as session establishment, modification and release, including tunnel maintenance between UPF and AN
  • UPF selection and control including tunnel maintenance between UPF and AN
  • SSC service and session continuity
  • NRF entity supporting service discovery function.
  • Ranging Determine the distance between two or more UEs and/or the direction between one UE (ie, target UE) and another UE (ie, reference UE) through the PC5 interface.
  • Target UE With the support of one or more SL Reference UEs, the distance, direction and/or position of the Target UE is measured through the sidelink in ranging service and sidelink positioning.
  • SL Reference UE A UE that supports the positioning of a target UE by sending and/or receiving reference signals for positioning and providing positioning-related information, etc. using a side link.
  • a SL reference UE whose location is known or can be located based on the Uu interface. Position determination. Located UE can determine the location of the target UE (Target UE) based on sidelink positioning.
  • Relative position The position of the UE relative to other network elements or relative to other UEs.
  • the following embodiments of this disclosure refer to the UE that needs to perform SL positioning as the target UE (Target UE).
  • the absolute position information of the Reference UE or the Located UE and the relative position information between the Reference UE or the Located UE and the Target UE can be used to determine the absolute position information of the Target UE, thereby achieving SL positioning of the Target UE.
  • the Target UE usually actively searches for the Located UE and determines the Located UE, which results in a long time to determine the Located UE and low efficiency of SL positioning.
  • an embodiment of the present disclosure provides an SL positioning method, in which the UE requests the core network device to associate with the UE. After the core network device successfully associates with the UE, since the UE has the ranging capability, if other UEs need to perform side link positioning in the future, the UEs that need to perform side link positioning can perform side link positioning based on the UE associated with the core network device, thereby saving the time for the UEs that need to perform side link positioning to search for UEs that can perform side link positioning, thereby improving the efficiency of side link positioning.
  • FIG2 is a flowchart of a SL positioning method according to an exemplary embodiment. As shown in FIG2 , the method is executed by a UE and includes the following steps.
  • step S11 the UE sends a first request.
  • the UE sending the first request has ranging capability.
  • the first request is used to request a core network device to associate with a UE.
  • a UE associated with a core network device is used for SL positioning.
  • associating the core network device with the UE can be understood as the UE registering in the core network device, so that the core network device can obtain relevant information of the UE, so as to subsequently quickly determine the UE for side link positioning.
  • the first request is carried in an uplink non-access stratum transport (UL NAS TRANSPPORT) message.
  • UL NAS TRANSPPORT uplink non-access stratum transport
  • the UE requests the core network device to associate with the UE. After the core network device successfully associates with the UE, since the UE has the ranging capability, if other UEs need to perform side link positioning in the future, the core network device can quickly determine the UE used for side link positioning, thereby saving time in searching for the UE used for side link positioning and improving the efficiency of side link positioning.
  • the first request carries at least one of the following:
  • the first routing identifier between the UE and the core network device is the first routing identifier between the UE and the core network device.
  • the first request carries an association reason.
  • the association reason is used to indicate that the UE makes an initial association with the core network device or that the UE makes an association update with the core network device.
  • the initial association between the UE and the core network device indicates that the UE accesses a public land mobile network (PLMN) for the first time and sends a first request for the first time; or the UE has accessed a PLMN and sends a first request for the first time.
  • PLMN public land mobile network
  • updating the association between the UE and the core network device indicates that the UE has accessed the PLMN and has associated with the core network device, but the status information of the UE has changed. At this time, it is necessary to send a first request to request updating the association between the core network device and the UE, so that the core network device can update the association with the UE, so as to more accurately determine the UE performing side link positioning.
  • the status information of the UE may include at least one of the following: continuous availability of the UE, location information of the UE, and ranging capability of the UE.
  • the continuous availability of the UE may indicate that the UE can perform sidelink positioning within a specific time period.
  • the UE can no longer perform sidelink positioning and needs to resend the first request to request an update association with the core network device.
  • the location information of the UE represents the current location, direction, and other information of the UE.
  • the location information of the UE changes, it is necessary to update the association between the UE and the core network device to avoid the UE being unable to perform side link positioning due to the change in the location information of the UE.
  • the first request carries the UE ranging capability.
  • the UE ranging capability carried in the first request is the ranging capability determined by the UE itself.
  • the first request carries the location information of the UE.
  • the first request may carry the location information so that the core device can accurately determine the location of the UE.
  • the first request may not carry the location information if the location information is not stored in the UE.
  • the first request carries a first routing identifier between the UE and the core network device.
  • the first routing identifier is used by the UE to determine the core network device corresponding to the UE. It can be understood that the first routing identifiers between different UEs and core network devices are different or the same.
  • the first request carries the association reason and the UE ranging capability.
  • the first request if the UE stores location information, the first request carries the association reason, the UE ranging capability, and the location information.
  • the first request if the UE stores a first routing identifier, the first request carries the association reason, the UE ranging capability, the location information, and the first routing identifier.
  • the UE sends a first request so that the core network device can obtain the information carried in the first request, thereby storing the information in the core network device so that the UE can be used for side link positioning later.
  • the UE needs to trigger the interface between the UE and the core network device to switch to a connected state.
  • the UE sends a second request to trigger the interface between the UE and the core network device to switch to a connected state.
  • step S21 the UE sends a second request, where the second request is used to trigger the interface between the UE and the core network device to switch to a connected state.
  • the UE if the interface between the UE and the core network device is in an idle state, the UE needs to trigger it to switch to a connected state so that the UE can subsequently send data to the core network device.
  • Figure 4 is a flow chart of a SL positioning method according to an exemplary embodiment, including the following steps.
  • the first response message is used to indicate that the core network device is successfully associated with the UE.
  • the first response message is used to indicate that the core network device fails to successfully associate with the UE.
  • step S31 can be implemented alone or in conjunction with any embodiment of the present disclosure, and will not be described in detail here.
  • the UE After the UE sends the first request, it receives the first response message.
  • the UE sends the second request, triggering the interface between the UE and the core network device to switch to a connected state, send the first request, and receive the first response message.
  • a first response message is sent by a core network device based on a first request
  • the verification result of the verification request is determined.
  • the second response message is used to indicate whether the core network device accepts the core network device to associate with the UE.
  • the ranging capability of the UE included in the contract information is the same as the ranging capability of the UE included in the first request, indicating that the ranging capability of the UE included in the contract information corresponds to the ranging capability of the UE included in the first request; the ranging capability of the UE included in the contract information is different from the ranging capability of the UE included in the first request, indicating that the ranging capability of the UE included in the contract information does not correspond to the ranging capability of the UE included in the first request.
  • the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request
  • the second response message is used to indicate that the core network device accepts the core network device associating the UE
  • the verification result indicates that the core network device has passed the verification of the first request
  • the ranging capability of the UE included in the subscription information does not correspond to the ranging capability of the UE included in the first request
  • the second response message is used to indicate that the core network device cannot accept the core network device to associate the UE
  • the verification result indicates that the verification of the first request performed by the core network device has failed.
  • the UE determines whether the core network device is successfully associated with the UE by receiving the first response message, thereby avoiding the terminal from repeatedly sending the first request.
  • the UE receives a second routing identifier sent by a core network device.
  • the second routing identifier is carried in the DL NAS TRANSPPORT message.
  • the second routing identifier may be the same as or different from the first routing identifier.
  • the second routing identifier is used by the UE to determine the core network device with which the association with the UE is updated.
  • the second routing identifier is used by the UE to redetermine the core network device associated with the UE.
  • the UE may first receive the first response message and then receive the second routing identifier; or, the UE may first receive the second routing identifier and then receive the first response message.
  • the embodiment of the present disclosure does not limit the order of receiving the first response message and the second routing identifier.
  • the UE may receive the first response message and the second routing identifier simultaneously to save signaling consumption.
  • the first response message and the second routing identifier are carried in a downlink non-access layer transmission (DL NAS TRANSPPORT) message.
  • DL NAS TRANSPPORT downlink non-access layer transmission
  • the UE can determine the core network device corresponding to the UE by receiving the second routing identifier, and then when the core network device successfully associates with the UE, if the association update is required subsequently, the UE can determine the core network device that receives the first request based on the second routing identifier; when the core network device fails to successfully associate with the UE, the UE can determine the core network device to re-associate with the UE based on the second routing identifier.
  • an embodiment of the present disclosure also provides a SL positioning method performed by a core network device.
  • FIG5 is a flowchart of an SL positioning method according to an exemplary embodiment. As shown in FIG5 , the method is executed by a core network device and includes the following steps.
  • step S41 the core network device receives the first request.
  • the first request is used to request a core network device to associate with a UE.
  • the first request is carried in a UL NAS TRANSPPORT message.
  • the UE has ranging capability.
  • a UE associated with a core network device is used for SL positioning.
  • associating the core network device with the UE can be understood as the UE registering in the core network device, so that the core network device can obtain relevant information of the UE, so as to subsequently quickly determine the UE for side link positioning.
  • the first request carries at least one of the following:
  • the UE needs to trigger the interface between the UE and the core network device to switch to a connected state.
  • the interface between the UE and the core network device is triggered by receiving the second request sent by the UE. Switch to Connecting state.
  • the interface between the UE and the core network device is triggered to switch to a connected state by receiving a second request sent by the UE. Then, a first request is received to request the core network device to associate with the UE.
  • FIG6 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG6 , the method includes the following steps.
  • step S51 the core network device receives a second request, where the second request is used to trigger the interface between the UE and the core network device to switch to a connected state.
  • step S52 the core network device receives a first request, where the first request is used to request the core network device to associate with the UE.
  • the interface between the UE and the core network device if the interface between the UE and the core network device is in an idle state, by receiving a second request sent by the UE, the interface between the UE and the core network device is switched from an idle state to a connected state, so that the subsequent core network device can receive data sent by the UE.
  • step S61 the core network device first responds to the message.
  • the first response message is carried in a DL NAS TRANSPPORT message.
  • the first response message is used to indicate that the core network device is successfully associated with the UE.
  • the first response message is used to indicate that the core network device fails to successfully associate with the UE.
  • step S61 can be implemented alone or in conjunction with any embodiment of the present disclosure, and will not be described in detail here.
  • a first response message is determined by a core network device based on a verification result of the first request.
  • the verification result includes whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request, and/or a second response message.
  • the second response message is used to indicate whether the core network device accepts the core network device to associate with the UE.
  • FIG8 is a flow chart of a verification method according to an exemplary embodiment. As shown in FIG8 , the method includes the following steps.
  • step S71 the core network device verifies the ranging capability of the UE included in the first request based on the ranging capability of the UE included in the subscription information.
  • step S72 the core network device determines a second response message.
  • the core network device determines the second response message based on a preset rule.
  • the core network device cannot accept the core network device being associated with the UE, and the second response message is used to indicate that the core network device cannot accept the core network device being associated with the UE.
  • the second response message is used to indicate that the core network device cannot accept the UE being associated.
  • step S72 is optional.
  • the verification result indicates that the verification of the first request fails.
  • the ranging capability of the UE included in the subscription information does not correspond to the ranging capability of the UE included in the first request, which can be understood as the ranging capability of the UE included in the subscription information is different from the ranging capability of the UE included in the first request.
  • the core network device determines a second response message if the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request.
  • the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request, which can be understood as the ranging capability of the UE included in the subscription information is the same as the ranging capability of the UE included in the first request.
  • the verification result indicates that the first request has been verified successfully.
  • the verification result indicates that the verification of the first request fails.
  • the core network device informs the UE whether the association is successful by sending a first response message, thereby preventing the UE from repeatedly sending the first request and causing signaling consumption.
  • FIG9 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG9 , the method includes the following steps.
  • step S81 the core network device sends a second routing identifier.
  • the second routing identifier is carried in the DL NAS TRANSPPORT message.
  • the second routing identifier may be the same as or different from the first routing identifier.
  • the second routing identifier is used The UE determines a core network device that is associated with the UE for update.
  • the second routing identifier is used by the UE to redetermine the core network device associated with the UE.
  • the core network device may first send a first response message and then send a second routing identifier; or, the UE may first send a second routing identifier and then send a first response message.
  • the embodiment of the present disclosure does not limit the order of sending the first response message and the second routing identifier.
  • the core network device may send the first response message and the second routing identifier at the same time to save signaling consumption.
  • the first response message and the second routing identifier are both carried in a DL NAS TRANSPPORT message.
  • FIG10 is a flowchart of a SL positioning method according to an exemplary embodiment. As shown in FIG10 , the method includes the following steps.
  • step S91 the core network device determines the current location information of the UE.
  • step S92 the core network device verifies the location information included in the first request based on the current location information.
  • steps S91-S92 are executed.
  • the core network device obtains the current location information of the UE by triggering a positioning procedure.
  • based on the current location information it is determined whether the location information included in the first request is the same.
  • the core network device needs to obtain more accurate location information.
  • the current location information is the same as the location information included in the first request, it means that the location information included in the first request is accurate and the UE associated with the core network device is accurate.
  • FIG11 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG11 , the method includes the following steps.
  • step S1001 the core network device determines first information in response to the core network device successfully associating with the UE.
  • the first information is used to indicate that the core network device is successfully associated with the UE, the tracking area identifier of the UE, At least one item of UE status information.
  • the status information of the UE may include the ranging capability of the UE, the location information of the UE, etc.
  • step S1001 can be implemented alone or in conjunction with any embodiment of the present disclosure, and will not be described in detail here.
  • the embodiment of the present disclosure also provides a SL positioning method performed by an AMF entity in a core network device.
  • Figure 12 is a flowchart of a SL positioning method according to an exemplary embodiment. As shown in Figure 12, the method is executed by an AMF entity and includes the following steps.
  • step S1101 the AMF entity forwards the first request to the LMF entity in response to obtaining the first request.
  • step S1101 may refer to the optional implementation of step S41, and will not be further described in this embodiment of the present disclosure.
  • the AMF selects the LMF entity based on some criteria, such as LMF capability, LMF location, LMF load, and required QoS.
  • the AMF entity forwards the first request to the LMF entity, so that the LMF entity establishes an association with the UE, thereby saving time in searching for a UE capable of side link positioning and improving the efficiency of side link positioning.
  • the first request carries at least one of the following:
  • the first routing identifier between the UE and the core network device is the first routing identifier between the UE and the core network device.
  • the specific implementation method of the first request in the embodiment of the present disclosure is consistent with the specific implementation method of the first request involved in the UE side and the core network device side.
  • the specific implementation method of the first request involved in the UE side and the core network device side may be referred to, and the embodiment of the present disclosure will not be repeated here.
  • a SL positioning method provided in an embodiment of the present disclosure, if the interface between the UE and the AMF entity is in an idle state, the UE needs to trigger the interface between the UE and the AMF entity to switch to a connected state.
  • the interface between the UE and the AMF entity is triggered to switch to a connected state.
  • the interface between the UE and the AMF entity is triggered to switch to a connected state. Then, a first request is received to request the core network device to associate with the UE.
  • FIG. 13 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG. 13 , the method includes: Follow these steps.
  • step S1201 the AMF entity receives a second request, which is used to trigger the interface between the UE and the AMF entity to switch to a connected state.
  • step S1202 the AMF entity receives a first request, where the first request is used to request the LMF entity to associate with the UE.
  • the interface between the UE and the AMF entity if the interface between the UE and the AMF entity is in an idle state, by receiving a second request sent by the UE, the interface between the UE and the AMF entity is switched from an idle state to a connected state, so that the subsequent AMF entity can receive data sent by the UE.
  • Figure 14 is a flowchart of a SL positioning method according to an exemplary embodiment, including the following steps.
  • step S1301 the AMF entity sends a first response message.
  • step S1301 may refer to the optional implementation of step S61, and will not be further described in this embodiment of the present disclosure.
  • a first response message is determined by an AMF entity based on a verification result of the first request.
  • the verification result includes whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request, and/or a second response message.
  • the second response message is used to indicate whether the LMF entity accepts the LMF entity association UE.
  • FIG. 15 is a flow chart of a verification method according to an exemplary embodiment. As shown in FIG. 15 , the method includes the following steps.
  • step S1401 the AMF entity verifies the ranging capability of the UE included in the first request based on the ranging capability of the UE included in the subscription information.
  • step S1401 may refer to the optional implementation of step S71, and will not be further described in this embodiment of the present disclosure.
  • step S1402 the AMF entity determines a second response message.
  • step S1402 may refer to the optional implementation of step S72, and will not be further described in this embodiment of the present disclosure.
  • FIG16 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG16 , the method includes the following steps.
  • step S1501 the AMF entity sends a second routing identifier.
  • step S1501 may refer to the optional implementation of step S81, and the present embodiment will not be further described herein. Provide explanation.
  • FIG17 is a flowchart of an SL positioning method according to an exemplary embodiment. As shown in FIG17 , the method includes the following steps.
  • step S1601 the AMF entity determines the current location information of the UE.
  • step S1601 may refer to the optional implementation of step S91, and will not be further described in this embodiment of the present disclosure.
  • step S1602 the AMF entity verifies the location information included in the first request based on the current location information.
  • step S1602 may refer to the optional implementation of step S92, and will not be further described in this embodiment of the present disclosure.
  • an embodiment of the present disclosure also provides a SL positioning method performed by an LMF entity in a core network device.
  • FIG18 is a flowchart of a SL positioning method according to an exemplary embodiment. As shown in FIG18 , the method is executed by an LMF entity and includes the following steps.
  • step S1701 a first request sent by an AMF entity is received.
  • step S1701 may refer to the optional implementation of step S1101, and will not be further described in this embodiment of the present disclosure.
  • the AMF entity forwards the first request to the LMF entity, so that the LMF entity establishes an association with the UE, thereby saving time in searching for a UE capable of side link positioning and improving the efficiency of side link positioning.
  • the first request carries at least one of the following:
  • the first routing identifier between the UE and the core network device is the first routing identifier between the UE and the core network device.
  • the specific implementation method of the first request in the embodiment of the present disclosure is consistent with the specific implementation method of the first request involved in the UE side, the core network device side and the SMF entity side.
  • the specific implementation method of the first request involved in the UE side, the core network device side and the SMF entity side may be referred to, and the embodiment of the present disclosure will not be repeated here.
  • FIG19 is a flowchart of an SL positioning method according to an exemplary embodiment. As shown in FIG19 , the method includes the following steps.
  • step S1801 the LMF entity sends a second response message to the AMF entity.
  • the second response message is used to indicate whether the LMF entity accepts the LMF entity associating the UE.
  • the LMF entity cannot accept the LMF entity association with the UE, and the second response message is used to indicate that the LMF entity cannot accept the LMF entity association with the UE.
  • the second response message is used to indicate that the LMF entity cannot accept the UE associated with it.
  • the second response message is used by the AMF entity to determine the first response message, and the first response message is used to indicate that the LMF entity successfully associates with the UE or the LMF entity fails to successfully associate with the UE.
  • the first response message is determined by the AMF entity based on a verification result of the first request, the verification result including whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or the second response message.
  • the verification result indicates that the first request is verified successfully.
  • the verification result indicates that the verification of the first request has failed.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the LMF entity is successfully associated with the UE.
  • the first response message in response to the verification result indicating that the verification of the first request failed, is used to indicate that the LMF entity failed to successfully associate with the UE.
  • FIG20 is a flowchart of an SL positioning method according to an exemplary embodiment. As shown in FIG20 , the method includes the following steps.
  • step S1901 the LMF entity sends first information to the NRF entity in response to the LMF entity successfully associating with the UE.
  • the first information is used to indicate at least one of the successful association of the LMF entity with the UE, the tracking area identifier of the UE, and the status information of the UE.
  • step S1902 the LMF entity receives the third response message sent by the NRF entity.
  • the third response message is used to indicate that the NRF entity stores the first information.
  • an embodiment of the present disclosure also provides a SL positioning method performed by an NRF entity in a core network device.
  • FIG. 21 is a flow chart of a SL positioning method according to an exemplary embodiment. As shown in FIG. 21 , the method The method is executed by the NRF entity and includes the following steps.
  • step S2001 the NRF entity receives the first information sent by the LMF entity.
  • the first information is used to indicate at least one of the successful association of the LMF entity with the UE, the tracking area identifier of the UE, and the status information of the UE.
  • step S2002 the NRF entity sends a third response message to the LMF entity.
  • the third response message is used to indicate that the NRF entity stores the first information.
  • the NRF may store relevant information of the UE associated with the LMF entity so that the LMF may subsequently query whether there is a UE associated with the LMF entity based on the information stored by the NRF.
  • an embodiment of the present disclosure also provides a SL positioning method, which is executed interactively by entities in the UE and the core network device.
  • FIG22 is a flowchart of an SL positioning method according to an exemplary embodiment. As shown in FIG22 , the method includes the following steps.
  • step S2101 the AMF entity receives the first request sent by the UE.
  • step S2102 the AMF entity forwards the first request to the LMF entity.
  • the first request is used to request the LMF entity to associate with the UE, the UE has ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • the UE When the interface between the UE and the AMF entity is in an idle state, the UE sends a second request to the AMF entity, which triggers the interface between the UE and the AMF entity to switch to a connected state.
  • the UE sends a first request to the AMF entity.
  • the first request carries at least one of the following: association reason; UE ranging capability; UE location information; and a first routing identifier between the UE and the core network device.
  • the AMF entity verifies the ranging capability of the UE included in the first request based on the subscription information.
  • the AMF entity forwards the first request to the LMF entity.
  • the LMF entity sends a second response message to the AMF entity, where the second response message is used to indicate whether the LMF entity can accept association with the UE.
  • the second response message is used to indicate that the LMF entity can accept association with the UE.
  • the AMF entity sends a first response message and a second routing identifier to the UE.
  • the first response message is used to indicate that the LMF entity is successfully associated with the UE, and the second routing identifier is used by the UE to determine the LMF entity with which the UE is associated and updated.
  • the LMF entity triggers a positioning request to determine the current location information of the UE.
  • the location information of the UE included in the first request is verified based on the current location of the UE to obtain more accurate location information of the UE.
  • the LMF may send a first message to the NRF.
  • the first message is used to indicate the existence of the UE associated with the LMF entity and the relevant status information of the UE.
  • the NRF may send a third response message to the NRF.
  • the second response message is used to indicate that the LMF entity cannot accept the association with the UE.
  • the AMF entity sends a first response message and a second routing identifier to the UE.
  • the first response message is used to indicate that the LMF entity has not successfully associated with the UE, and the second routing identifier is used by the UE to redetermine the LMF entity associated with the UE.
  • the LMF can effectively discover and select the UE when needed, saving search time and improving positioning efficiency.
  • an embodiment of the present disclosure also provides a SL positioning device.
  • the SL positioning device provided in the embodiment of the present disclosure includes hardware structures and/or software modules corresponding to the execution of each function in order to realize the above functions.
  • the embodiment of the present disclosure can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is executed in the form of hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Those skilled in the art may use different methods to implement the described functions for each specific application, but such implementation should not be considered to exceed the scope of the technical solution of the embodiment of the present disclosure.
  • Fig. 24 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a sending module 101 .
  • the sending module 101 is used to send a first request, where the first request is used to request a core network device to associate with a UE, where the UE has a ranging capability, and the UE associated with the core network device is used to perform side link positioning.
  • the first request carries at least one of the following: an association reason, the association reason being used to indicate an initial association between the UE and the core network device or an association update between the UE and the core network device; UE ranging capability; UE location information; and a first routing identifier between the UE and the core network device.
  • the sending module 101 is used to send a second request in response to the interface between the UE and the core network device being in an idle state, where the second request is used to trigger the interface between the UE and the core network device to switch to a connected state.
  • the receiving module 102 is used to receive a first response message, where the first response message is used to indicate that the core network device is successfully associated with the UE or that the core network device is not successfully associated with the UE.
  • a first response message is determined by a core network device based on a verification result of the first request, the verification result including whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or a second response message, and the second response message is used to indicate whether the core network device accepts the core network device to associate the UE.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the core network device is successfully associated with the UE;
  • the first response message is used to indicate that the core network device fails to successfully associate with the UE.
  • the receiving module 102 is configured to receive a second routing identifier
  • the second routing identifier is used by the UE to determine the core network device to update the association with the UE;
  • the second routing identifier is used by the UE to re-determine the core network device associated with the UE.
  • Fig. 25 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a receiving module 201 .
  • the receiving module 201 is used to receive a first request, where the first request is used to request a core network device to associate with a user equipment UE, where the UE has a ranging capability, and the UE associated with the core network device is used to perform side link positioning.
  • the first request carries at least one of the following:
  • Association reason which is used to indicate that the UE is initially associated with the core network device or that the UE is updating the association with the core network device;
  • the first routing identifier between the UE and the core network device is the first routing identifier between the UE and the core network device.
  • the receiving module 201 is used to receive a second request, where the second request is used to trigger the interface between the UE and the core network device to switch from an idle state to a connected state.
  • the sending module 202 is used to send a first response message, where the first response message is used to indicate that the core network device is successfully associated with the UE or that the core network device is not successfully associated with the UE.
  • the processing module 203 is used to verify the first request and determine the verification result.
  • the first response message is determined by the core network device based on the verification result of the first request, and the verification result includes whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or a second response message, and the second response message is used to indicate whether the core network device accepts the core network device to associate the UE.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the core network device is successfully associated with the UE;
  • the first response message is used to indicate that the core network device fails to successfully associate with the UE.
  • the ranging capability of the UE included in the first request is verified, and a second response message is determined.
  • the verification result indicates that the first request is verified
  • the verification result indicates that the verification of the first request has failed.
  • the sending module 202 is configured to send a second routing identifier
  • the second routing identifier is used by the UE to determine the core network device to update the association with the UE;
  • the second routing identifier is used by the UE to re-determine the core network device associated with the UE.
  • the processing module 203 is configured to determine the current location information of the UE; and verify the location information included in the first request based on the current location information.
  • the processing module 203 is used to determine first information in response to the core network device successfully associating with the UE, where the first information is used to indicate at least one of the core network device successfully associating with the UE, the tracking area identifier of the UE, and the status information of the UE.
  • Fig. 26 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a sending module 301 .
  • the sending module 301 is used to forward the first request to the positioning management function LMF entity in response to obtaining the first request; the first request is used to request the LMF entity to associate the user equipment UE, the UE has the ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • the first request carries at least one of the following:
  • Association reason which is used to indicate that the UE is initially associated with the LMF entity or that the UE is updating the association with the LMF entity;
  • the first routing identifier between the UE and the LMF entity is the first routing identifier between the UE and the LMF entity.
  • the receiving module 302 is used to receive a second request sent by the UE, where the second request is used to trigger the interface between the UE and the core network device to switch from an idle state to a connected state.
  • the sending module 301 is used to send a first response message to the UE, where the first response message is used to indicate that the LMF entity is successfully associated with the UE or that the LMF entity is not successfully associated with the UE.
  • the processing module 303 is used to verify the first request and determine a verification result
  • the first response message is determined by the AMF entity based on the verification result of the first request, and the verification result includes whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or the second response message, and the second response message is used to indicate whether the LMF entity accepts the LMF entity-associated UE.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the LMF entity is successfully associated with the UE;
  • the first response message is used to indicate that the LMF entity failed to successfully associate with the UE.
  • the processing module 303 is used to verify the ranging capability of the UE included in the first request based on the ranging capability of the UE included in the subscription information; and/or receive a second response message sent by the LMF entity.
  • the verification result indicates that the first request is verified successfully; in response to the ranging capability of the UE included in the contract information not corresponding to the ranging capability of the UE included in the first request, and/or the second response message is used to indicate that the LMF entity cannot accept the LMF entity associated with the UE, the verification result indicates that the verification of the first request is failed.
  • the sending module 301 is configured to send a second routing identifier to the UE;
  • the second routing identifier is used by the UE to determine the LMF entity with which the association with the UE is updated;
  • the second routing identifier is used by the UE to redetermine the LMF entity associated with the UE.
  • Fig. 27 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a receiving module 401 .
  • the receiving module 401 is used to receive a first request sent by an access and mobility management function AMF entity.
  • the first request is used to request the LMF entity to associate with a user equipment UE.
  • the UE has a ranging capability.
  • the UE associated with the LMF entity is used for side link positioning.
  • the first request carries at least one of the following:
  • Association reason which is used to indicate that the UE is initially associated with the LMF entity or that the UE is updating the association with the LMF entity;
  • the first routing identifier between the UE and the LMF entity is the first routing identifier between the UE and the LMF entity.
  • the sending module 402 is used to send a second response message to the AMF entity, where the second response message is used to indicate whether the LMF entity accepts the LMF entity associating the UE.
  • the second response message is used by the AMF entity to determine the first response message, and the first response message is used to indicate that the LMF entity successfully associates with the UE or that the LMF entity fails to successfully associate with the UE.
  • the first response message is determined by the AMF entity based on a verification result of the first request, the verification result including whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or the second response message.
  • the verification result indicates that the first request is verified
  • the verification result indicates that the verification of the first request has failed.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the LMF entity is successfully associated with the UE;
  • the first response message is used to indicate that the LMF entity failed to successfully associate with the UE.
  • the sending module 402 is used to send first information to the network storage function NRF entity in response to the LMF entity successfully associating with the UE, where the first information is used to indicate at least one of the LMF entity successfully associating with the UE, the tracking area identifier of the UE, and the status information of the UE.
  • the processing module 403 is used to determine the current location information of the UE in response to the first response message indicating that the LMF entity successfully associates with the UE; based on the current location information, verify the current location information and the location information included in the first request.
  • the receiving module 401 is used to receive a third response message sent by the NRF entity, where the third response message is used to indicate that the NRF entity stores the first information.
  • Fig. 28 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a receiving module 501 .
  • the receiving module 501 is used to receive the first information sent by the positioning management function LMF entity, and the first information is used to indicate that the LMF entity has successfully associated with at least one of the user equipment UE, the tracking area identifier of the UE, and the status information of the UE; wherein the UE has a ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • the sending module 502 is used to send a third response message to the LMF entity, where the third response message is used to indicate that the NRF entity stores the first information.
  • Fig. 29 is a block diagram of a SL positioning device according to an exemplary embodiment.
  • the device includes a receiving module 601 .
  • the receiving module 601 is configured to receive, by an access and mobility management function AMF entity, a first request sent by a user equipment UE;
  • a sending module 602 is used for the AMF entity to forward the first request to the LMF entity;
  • the first request is used to request the positioning management function LMF entity to associate with the UE.
  • the UE has ranging capability, and the UE associated with the LMF entity is used for side link positioning.
  • the first request carries at least one of the following:
  • Association reason which is used to indicate that the UE is initially associated with the LMF entity or that the UE is updating the association with the LMF entity;
  • the first routing identifier between the UE and the LMF entity is the first routing identifier between the UE and the LMF entity.
  • the receiving module 601 is used for the AMF entity to receive a second request sent by the UE, and the second request is used to trigger the interface between the UE and the AMF entity to switch from an idle state to a connected state.
  • the processing module 603 is used by the AMF entity to verify the first request and determine a verification result.
  • the sending module 602 is used for the LMF entity to send a second response message to the AMF entity, and the second response message is used to indicate whether the LMF entity accepts the LMF entity association with the UE.
  • the processing module 603 is configured for the AMF entity to verify the ranging capability of the UE included in the first request based on the ranging capability of the UE included in the subscription information; and/or
  • the AMF entity receives the second response message sent by the LMF entity.
  • the sending module 602 is used for the AMF entity to send a first response message to the UE, where the first response message is used to indicate that the LMF entity is successfully associated with the UE or that the LMF entity is not successfully associated with the UE.
  • the first response message is determined by the AMF entity based on a verification result of the first request, the verification result including whether the ranging capability of the UE included in the subscription information corresponds to the ranging capability of the UE included in the first request and/or the second response message.
  • the verification result indicates that the first request is verified
  • the verification result indicates that the verification of the first request has failed.
  • the first response message in response to the verification result indicating that the first request is verified successfully, is used to indicate that the LMF entity is successfully associated with the UE;
  • the first response message is used to indicate that the LMF entity failed to successfully associate with the UE.
  • the sending module 602 is configured for the AMF entity to send a second routing identifier to the UE;
  • the second routing identifier is used by the UE to determine the LMF entity with which the association with the UE is updated;
  • the second routing identifier is used by the UE to redetermine the LMF entity associated with the UE.
  • the AMF entity determines the current location information of the UE in response to the first response message indicating that the LMF entity successfully associates with the UE;
  • the AMF entity verifies the current location information and the location information included in the first request based on the current location information.
  • the sending module 602 is used for the LMF entity to send first information to the NRF entity in response to the LMF entity successfully associating with the UE, where the LMF entity is used to indicate at least one of the LMF entity successfully associating with the UE, the tracking area identifier of the UE, and the status information of the UE.
  • the sending module 602 is used for the NRF entity to send a third response message to the LMF entity, where the third response message is used to indicate that the NRF entity stores the first information.
  • FIG30 is a block diagram of an apparatus 700 for SL positioning according to an exemplary embodiment.
  • the apparatus 700 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, or a computer. Medical equipment, fitness equipment, personal digital assistants, etc.
  • the device 700 may include one or more of the following components: a processing component 702 , a memory 704 , a power component 706 , a multimedia component 708 , an audio component 710 , an input/output (I/O) interface 712 , a sensor component 714 , and a communication component 716 .
  • the processing component 702 generally controls the overall operation of the device 700, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 702 may include one or more processors 720 to execute instructions to perform all or part of the steps of the above-described method.
  • the processing component 702 may include one or more modules to facilitate interaction between the processing component 702 and other components.
  • the processing component 702 may include a multimedia module to facilitate interaction between the multimedia component 708 and the processing component 702.
  • the memory 704 is configured to store various types of data to support operations on the device 700. Examples of such data include instructions for any application or method operating on the device 700, contact data, phone book data, messages, pictures, videos, etc.
  • the memory 704 can be implemented by any type of volatile or non-volatile storage device or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read-only memory
  • EPROM erasable programmable read-only memory
  • PROM programmable read-only memory
  • ROM read-only memory
  • magnetic memory flash memory
  • flash memory magnetic disk or optical disk.
  • the power component 706 provides power to the various components of the device 700.
  • the power component 706 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for the device 700.
  • the multimedia component 708 includes a screen that provides an output interface between the device 700 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
  • the touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundaries of the touch or slide action, but also detect the duration and pressure associated with the touch or slide operation.
  • the multimedia component 708 includes a front camera and/or a rear camera. When the device 700 is in an operating mode, such as a shooting mode or a video mode, the front camera and/or the rear camera may receive external multimedia data. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.
  • the audio component 710 is configured to output and/or input audio signals.
  • the audio component 710 includes a microphone (MIC), and when the device 700 is in an operating mode, such as a call mode, a recording mode, and a speech recognition mode, the microphone is configured to receive an external audio signal.
  • the received audio signal can be further stored in the memory 704 or sent via the communication component 716.
  • the audio component 710 also includes a speaker for outputting audio signals.
  • I/O interface 712 provides an interface between processing component 702 and peripheral interface modules, such as keyboards, click wheels, buttons, etc. These buttons may include but are not limited to: home button, volume button, start button and Lock button.
  • the sensor assembly 714 includes one or more sensors for providing various aspects of status assessment for the device 700.
  • the sensor assembly 714 can detect the open/closed state of the device 700, the relative positioning of components, such as the display and keypad of the device 700, the sensor assembly 714 can also detect the position change of the device 700 or a component of the device 700, the presence or absence of user contact with the device 700, the orientation or acceleration/deceleration of the device 700, and the temperature change of the device 700.
  • the sensor assembly 714 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
  • the sensor assembly 714 may also include an optical sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor assembly 714 may also include an accelerometer, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • the communication component 716 is configured to facilitate wired or wireless communication between the device 700 and other devices.
  • the device 700 can access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof.
  • the communication component 716 receives a broadcast signal or broadcast-related information from an external broadcast management system via a broadcast channel.
  • the communication component 716 also includes a near field communication (NFC) module to facilitate short-range communication.
  • the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • the apparatus 700 may be implemented by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), controllers, microcontrollers, microprocessors or other electronic components to perform the above methods.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGAs field programmable gate arrays
  • controllers microcontrollers, microprocessors or other electronic components to perform the above methods.
  • a non-transitory computer-readable storage medium including instructions is also provided, such as a memory 704 including instructions, and the instructions can be executed by the processor 720 of the device 700 to perform the above method.
  • the non-transitory computer-readable storage medium can be a ROM, a random access memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, etc.
  • FIG. 31 is a block diagram of an apparatus 800 for SL positioning according to an exemplary embodiment.
  • the apparatus 800 may be provided as a server.
  • the apparatus 800 includes a processing component 822, which further includes one or more processors, and a memory resource represented by a memory 832 for storing instructions executable by the processing component 822, such as an application.
  • the application stored in the memory 832 may include one or more modules, each corresponding to a set of instructions.
  • the processing component 822 is configured to execute instructions to perform the above method...
  • the device 800 may also include a power supply component 826 configured to perform power management of the device 800, a wired or wireless network interface 850 configured to connect the device 800 to a network, and an input/output (I/O) interface 858.
  • the device 800 may operate based on an operating system stored in the memory 832, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM, or the like.
  • plural refers to two or more than two, and other quantifiers are similar thereto.
  • “And/or” describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and/or B may represent: A exists alone, A and B exist at the same time, and B exists alone.
  • the character “/” generally indicates that the associated objects before and after are in an “or” relationship.
  • the singular forms “a”, “the” and “the” are also intended to include plural forms, unless the context clearly indicates other meanings.
  • first, second, etc. are used to describe various information, but such information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other, and do not indicate a specific order or degree of importance. In fact, the expressions “first”, “second”, etc. can be used interchangeably.
  • the first information can also be referred to as the second information, and similarly, the second information can also be referred to as the first information.

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

Abstract

La présente invention se rapporte au domaine technique des communications, et concerne un procédé et un appareil de positionnement de liaison latérale, un support de stockage et un système de communication, utilisés pour améliorer l'efficacité de positionnement de liaison latérale. Le procédé consiste à : envoyer une première demande, la première demande étant utilisée pour demander à un dispositif de cœur de réseau de s'associer à un UE, et l'UE ayant une capacité de mesure de distance, et l'UE associé au dispositif de cœur de réseau étant utilisé pour effectuer un positionnement de liaison latérale.
PCT/CN2023/094026 2023-05-12 2023-05-12 Procédé et appareil de positionnement de liaison latérale, support de stockage et système de communication Pending WO2024234173A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2023/094026 WO2024234173A1 (fr) 2023-05-12 2023-05-12 Procédé et appareil de positionnement de liaison latérale, support de stockage et système de communication
CN202380009365.8A CN117121576A (zh) 2023-05-12 2023-05-12 一种侧链路定位方法及装置、存储介质、通信系统

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PCT/CN2023/094026 WO2024234173A1 (fr) 2023-05-12 2023-05-12 Procédé et appareil de positionnement de liaison latérale, support de stockage et système de communication

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WO2024234173A1 true WO2024234173A1 (fr) 2024-11-21

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119586178A (zh) * 2023-06-02 2025-03-07 北京小米移动软件有限公司 通信方法、终端、核心网设备、通信系统及存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230061043A1 (en) * 2021-08-30 2023-03-02 Qualcomm Incorporated Anchor device association for sidelink positioning
WO2023045843A1 (fr) * 2021-09-23 2023-03-30 维沃移动通信有限公司 Procédé de positionnement, terminal, dispositif côté réseau et support de stockage
US20230127796A1 (en) * 2021-10-26 2023-04-27 Qualcomm Incorporated Priority assignment for sidelink-based positioning
WO2023069686A1 (fr) * 2021-10-21 2023-04-27 Apple Inc. Architecture de positionnement en liaison latérale pour communications sans fil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230061043A1 (en) * 2021-08-30 2023-03-02 Qualcomm Incorporated Anchor device association for sidelink positioning
WO2023045843A1 (fr) * 2021-09-23 2023-03-30 维沃移动通信有限公司 Procédé de positionnement, terminal, dispositif côté réseau et support de stockage
WO2023069686A1 (fr) * 2021-10-21 2023-04-27 Apple Inc. Architecture de positionnement en liaison latérale pour communications sans fil
US20230127796A1 (en) * 2021-10-26 2023-04-27 Qualcomm Incorporated Priority assignment for sidelink-based positioning

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