UE Initiated Propagation Delay Compensation Mechanism

    公开(公告)号:US20220070808A1

    公开(公告)日:2022-03-03

    申请号:US17007572

    申请日:2020-08-31

    Abstract: Methods, apparatuses, and computer programs are provided for propagation delay compensation. A method for a UE includes receiving a configuration to provide a propagation delay notification for a propagation delay estimation; determining when the notification should be transmitted; transmitting the propagation delay notification; and determining a corresponding action based on the configuration of a relation between uplink reference signals and downlink reference signals. Methods are also provided for a radio node such as a base station.

    Method and an apparatus for efficient positioning

    公开(公告)号:US12140688B2

    公开(公告)日:2024-11-12

    申请号:US17651252

    申请日:2022-02-16

    Abstract: The embodiments relate to an apparatus and a method, where the apparatus includes circuitry configured for listening and receiving a positioning measurement request from a location server at a first point of time; circuitry configured for determining whether a set of positioning metrics need to be measured, wherein the determining is based on an output from a machine learning classifier to which channel metrics between two points of time is given as input; whether the output indicates a new measurement, circuitry configured for performing the measurement of positioning metrics from all transmission points; or if not, circuitry configured for determining which subset of transmission points needs to be measured and circuitry configured for performing the measurement of such subset of transmission points; and circuitry configured for reporting the measured positioning metrics to the location server.

    ADAPTIVE CONFIGURATION OF MULTISTATIC TAG BACKSCATTER

    公开(公告)号:US20240078404A1

    公开(公告)日:2024-03-07

    申请号:US18366336

    申请日:2023-08-07

    CPC classification number: G06K19/07713 G06K7/10425 G06K19/0726

    Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for adaptive configuration of multistatic harmonic tag backscatter. A network device transmits, to an illuminator for a passive tag, a request for transmitting an activation signal to a passive tag at a primary frequency and a first transmission power. The network device receives, from the illuminator, information about a harmonic frequency of a harmonic of the activation signal back-scattered from the passive tag, a received level of the harmonic and a distance between the illuminator and the passive tag. The network device selects at least one reader for the passive tag. The network device configures the illuminator to transmit the activation signal to the passive tag at the primary frequency. The network device configures the at least one reader to receive the harmonic of the activation signal at the harmonic frequency.

    Device positioning for multi-SIM user equipment

    公开(公告)号:US11671938B2

    公开(公告)日:2023-06-06

    申请号:US17098977

    申请日:2020-11-16

    CPC classification number: H04W64/006 G01S5/0284 H04W4/025 H04W24/10

    Abstract: A network element estimates a position of a user equipment served by a first network and a second network. At the network element, at least one memory and computer program code are configured to, with at least one processor, cause the network element to: determine first position measurement information for the user equipment in the first network; obtain position assistance data associated with the second network, the position assistance data including at least second position measurement information for the user equipment in the second network; obtain frequency offset information and time offset information for transmissions in the first network and transmissions in the second network; and estimate a position of the user equipment based on the first position measurement information, the second position measurement information, the frequency offset information and the time offset information.

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