SIGNALING AND PROCEDURES FOR SUPPORTING POSITIONING REFERENCE UNITS

    公开(公告)号:US20230362641A1

    公开(公告)日:2023-11-09

    申请号:US18312569

    申请日:2023-05-04

    CPC classification number: H04W12/06 H04W12/63 H04W12/69 H04W60/04

    Abstract: Disclosed are techniques for supporting positioning. In an aspect, a positioning reference unit (PRU) sends and a location server receives an association request for the PRU. The location server authenticates the PRU and sends to the PRU an association accept indicating an acceptance of association and conditions for performing another association with the location server if the PRU is authenticated, or indicates a rejection of the association if the PRU is not authenticated. The association accept may include an identifier for the location server for the PRU for updating the association with the location server and/or identifiers for one or more additional location servers with which the PRU is to perform separate association. The location server may send to the PRU a disassociation request indicating the PRU is no longer associated and optionally an identifier for another location server with which the PRU should associate.

    NAVIGATION AND POSITIONING SYSTEM USING RADIO BEAM SUPPORT INFORMATION

    公开(公告)号:US20230111011A1

    公开(公告)日:2023-04-13

    申请号:US18066571

    申请日:2022-12-15

    Abstract: Methods and systems for wireless communication are provided. In one example, a mobile device is configured to: obtain beam support information of a plurality of cells; perform measurements of one or more signals at the mobile device based on the beam support information of the plurality of cells to support a location determination operation for the mobile device; and transmit results of the measurements of the one or more signals to at least one of a location server or to a base station to support the location determination operation. The beam support information may include: a number of beams supported at each cell of the plurality of cells, information to identify each beam of the number of beams supported at the each cell, beam width information of the each beam, and/or Positioning reference Signals (PRS) codebook information which encapsulates the beams which are enabled along various elevation and azimuth angles.

    SATELLITE ACQUISITION ASSISTANCE FOR SUPPORTING SATELLITE WIRELESS ACCESS BY A MOBILE DEVICE

    公开(公告)号:US20230079636A1

    公开(公告)日:2023-03-16

    申请号:US17473434

    申请日:2021-09-13

    Abstract: Methods and techniques are described for supporting satellite wireless by a user equipment (UE) using satellite acquisition information. A UE may obtain (e.g., from an AMF or gNB) acquisition information for satellite cells supporting access to a PLMN. The UE may enter an inactive state with no radio access, may later leave the inactive state, find a preferred satellite cell based on the acquisition information and access the satellite cell (e.g., camp on the cell or connect to the PLMN using the cell). The acquisition information may indicate satellite cells available at one or more predefined times for a known location of the UE or may enable a satellite cell to be found for any UE location at any time. The acquisition information may also provide timing, frequency and other information to enable a UE to access a satellite cell with reduced latency and reduced power consumption.

    ON-DEMAND POSITIONING REFERENCE SIGNAL CONFIGURATION

    公开(公告)号:US20220404452A1

    公开(公告)日:2022-12-22

    申请号:US17684158

    申请日:2022-03-01

    Abstract: Techniques are discussed herein for providing on-demand positioning reference signals (PRS) to user equipment (UE). An example method for determining a location of a user equipment according to the disclosure includes receiving a first assistance data associated with a first positioning reference signal configuration, transmitting a request to modify one or more parameters of the first positioning reference signal configuration, receiving a second assistance data associated with a second positioning reference signal configuration, wherein the second positioning reference signal configuration is based at least in part on the request to modify the one or more parameters of the first positioning reference signal configuration, obtaining measurements from one or more positioning reference signals based at least in part on the second assistance data, and determining the location based at least on part on measurements obtained from the one or more positioning reference signals.

    SYSTEMS AND METHODS FOR STORAGE OF UE POSITIONING CAPABILITIES IN A NETWORK

    公开(公告)号:US20220322044A1

    公开(公告)日:2022-10-06

    申请号:US17710792

    申请日:2022-03-31

    Abstract: The positioning capabilities of a User Equipment (UE) are stored in a core network to reduce positioning latency when the UE indicates that its positioning capabilities are stable and/or are long term valid. The UE may provide its positioning capabilities to a location server during a location session along with an indication of whether the positioning capabilities are stable. The location server may enable storage of the positioning capabilities for the UE in the core network, e.g., in the location server or another entity in the core network such as Access and Mobility Management Function (AMF), if there is an indication that the positioning capabilities are stable. The AMF may include a UE identifier in location requests with which the location server may retrieve the UE positioning capabilities if stored at the location server or may include the UE positioning capabilities if stored at the AMF.

    SYSTEMS AND METHODS TO ENABLE COMBINED PERIODIC AND TRIGGERED LOCATION OF A MOBILE DEVICE

    公开(公告)号:US20210266833A1

    公开(公告)日:2021-08-26

    申请号:US17316475

    申请日:2021-05-10

    Abstract: Methods and techniques are described for initiating a periodic and triggered location in a target UE. After an LCS Client requests initiation of periodic and triggered location reporting from the UE, two intermediate responses are returned by a network. A first response indicates that the periodic and triggered location request has been received and accepted by the network. A second response indicates that periodic and triggered location has been activated in the UE. Additionally, a periodic and triggered location request may include a maximum event sampling interval and a maximum reporting interval and one or more location triggers. The maximum event sampling interval can limit UE power consumption and the maximum reporting interval can detect when periodic and triggered location is no longer active in a UE. The location triggers may include periodic reporting, reporting using area events or reporting based on UE motion.

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