METHOD AND APPARATUS FOR SELECTION OF BANDS TO MAXIMIZE MEASUREMENTS IN A TUNELESS MEASUREMENT GAP

    公开(公告)号:US20230224851A1

    公开(公告)日:2023-07-13

    申请号:US18009923

    申请日:2021-08-05

    CPC classification number: H04W64/00 G01S5/0236

    Abstract: Techniques are provided for selecting measurement gap periods for positioning user equipment, UE, in 5G NR. A method for positioning a user equipment includes receiving (1302) positioning assistance data associated with one or more frequency layers from a network, determining (1304) measurement gap information for one or more bands associated with the one or more frequency layers, determining (1306) a number of available positioning reference signals for each of the one or more bands based on the positioning assistance data and the measurement gap information, measuring (1308) one or more positioning reference signals for a selected band, wherein the selected band is based on the number of available positioning reference signals in a measurement gap, and computing (1310) location information based at least in part on one or more positioning reference signal measurements.

    BASE STATION LOCATION AND ORIENTATION COMPUTATION PROCEDURE

    公开(公告)号:US20230087414A1

    公开(公告)日:2023-03-23

    申请号:US17482147

    申请日:2021-09-22

    Abstract: Techniques are provided for utilizing network positioning protocols to perform a base station location and orientation computation procedure. An example method of determining an orientation of a base station antenna with a network server includes receiving measurement values from a base station based on uplink reference signals transmitted by a plurality of reference location devices, obtaining location information for the plurality of reference location devices, and determining the orientation of the base station antenna based on the measurement values and the location information.

    POSITIONING REFERENCE SIGNAL CONFIGURATIONS FOR CO-LOCATED TRANSMISSION RECEPTION POINTS

    公开(公告)号:US20220400465A1

    公开(公告)日:2022-12-15

    申请号:US17347366

    申请日:2021-06-14

    Abstract: Positioning for user equipments (UEs) in a wireless network is supported by restricting position reference signal (PRS) configuration parameters for a Transmission Reception Point (TRP) based on PRS configuration used by co-located TRPs. The PRS configuration parameters for the TRP may be restricted by restricting orthogonality of the PRS resources with respect to PRS resources from co-located TRPs to only code division multiplexing, and other types of orthogonality such as time division multiplexing and frequency divisional multiplexing are not permitted for co-located TRPs. The PRS configuration parameters for the TRP may be restricted to the same muting sequence type, e.g., inter-instance and/or intra-instance muting, as used by co-located TRPs. The PRS configuration parameters, e.g., related to orthogonality and/or muting, are not restricted with respect to non-co-located TRPs. The restrictions on the PRS configuration parameters for a TRP may be determined by a central authority, such as a location server.

    METHOD AND APPARATUS FOR 5G POSITIONING ACCURACY IMPROVEMENT IN PRESENCE OF PHASE NOISE

    公开(公告)号:US20220365164A1

    公开(公告)日:2022-11-17

    申请号:US17869394

    申请日:2022-07-20

    Abstract: A mobile device and base station are enabled to support improved positioning accuracy in the presence of phase noise in high frequency radio network, such as in 5G New Radio network operating in mmWave. Phase Tracking Reference Signal (PTRS) may be transmitted with Positioning Reference Signals (PRS) and used for positioning and/or used to correct the phase offset between symbols in the PRS. A request may be made to transmit PTRS alone or with the PRS, or that the PRS is transmitted with a specific PRS frame structure, e.g., with a specific comb value, that minimizes the impact of phase noise. The PTRS or a phase ramp of the staggered symbols in the PRS may be used to estimate and correct the phase offset. Less than all of the symbols transmitted in the PRS may be used to generate positioning measurements to minimize the impact of phase noise.

    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.

    SIDELINK-BASED DEVICE-TO-DEVICE COMMUNICATION

    公开(公告)号:US20220264671A1

    公开(公告)日:2022-08-18

    申请号:US17178780

    申请日:2021-02-18

    Abstract: A UE is configured to: obtain one or more action criteria values and one or more corresponding indications of one or more actions; receive a wireless sidelink signal; determine one or more evaluation characteristic values of one or more evaluation characteristics that include one or more communication characteristics of the wireless sidelink signal; determine a portion of the one or more action criteria values that corresponds to the one or more evaluation characteristic values; and perform the one or more actions corresponding to the portion of the one or more action criteria values, where the one or more actions include providing an indication to the user interface to produce an output, or sending a sidelink response wirelessly via the wireless interface, or a combination thereof.

    METHODS AND APPARATUS FOR PER-METHOD POSITIONING ASSISTANCE PRIORITIZATION

    公开(公告)号:US20210360570A1

    公开(公告)日:2021-11-18

    申请号:US17184393

    申请日:2021-02-24

    Abstract: A user equipment (UE) configured for position determination receives positioning assistance data from a location server that is positioning method specific and provides information related to the prioritization of one or more of frequency layers, transmission points (TRPs), Positioning Reference Signal (PRS) resource sets, and PRS resources or a combination thereof. The positioning assistance data may be generated by the location server in response to the UE measurement capabilities. The UE determines a prioritization for PRS measurements based at least on one or more orderings of the information for the frequency layers, the TRPs, the PRS resource sets, or the PRS resources in the positioning assistance data, or a combination thereof and the positioning method. Downlink PRS are measured by the UE based on the prioritization.

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