MEASUREMENT OF LINKS ASSOCIATED WITH A PASSIVE DEVICE

    公开(公告)号:US20250080249A1

    公开(公告)日:2025-03-06

    申请号:US18293983

    申请日:2021-10-07

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a receiving user equipment (UE) may transmit a first measurement that is based at least in part on a first reference signal, from a base station, that is to be reflected via a passive device. The receiving UE may transmit a second measurement that is based at least in part on a second reference signal, from a transmitting UE, that is to be reflected via the passive device and a third reference signal from the transmitting UE. Numerous other aspects are described.

    WAVEFORM FOR JOINT COMMUNICATIONS AND RADIO FREQUENCY (RF) SENSING

    公开(公告)号:US20250052879A1

    公开(公告)日:2025-02-13

    申请号:US18718008

    申请日:2023-01-25

    Abstract: Disclosed are systems and techniques for efficient joint communications and radio frequency (RF) sensing. For example, a method for communications and sensing can include receiving, by a receiver, a first signal based on a reflection of a second signal from a target, wherein the first signal comprises a waveform including a plurality of communications instances and a plurality of sensing instances. The method can include determining, using radio frequency sensing, at least one characteristic of the target based on information in at least one of the plurality of sensing instances.

    SECURITY ENHANCEMENTS FOR ULTRA-WIDEBAND POSITIONING USING MANY-TO-MANY TRANSMISSIONS

    公开(公告)号:US20250039665A1

    公开(公告)日:2025-01-30

    申请号:US18716451

    申请日:2022-10-10

    Abstract: Aspects presented herein may enhance the security of UWB ranging, thereby improving the accuracy and reliability of the UWB ranging. In one aspect, a first wireless device embeds first information for generating a secure sequence of a ranging message in a payload section of the ranging message. The first wireless device generates the secure sequence based at least in part on the first information. The first wireless device transmits the ranging message including the secure sequence and the payload section for a second wireless device. In another aspect, a second wireless device receives a ranging message from a first wireless device that includes a first secure sequence and a payload section. The second wireless device generates a second secure sequence based on information embedded in the payload section of the ranging message.

    ON-DEMAND SYSTEM INFORMATION FOR FLEXIBLE CELLS

    公开(公告)号:US20240430786A1

    公开(公告)日:2024-12-26

    申请号:US18708052

    申请日:2022-01-25

    Abstract: Methods, systems, and devices for wireless communications are described. In a wireless communications system, a base station may support a flexible cell with a set of carriers including an anchor carrier and two or more non-anchor carriers. In some examples, a user equipment (UE) may select, from among the set of carriers and based on receiving an indication of the configuration, a carrier for transmission of a request for system information associated with the flexible cell. The UE may transmit the request for system information to the base station via the selected carrier. Additionally or alternatively, the UE may select a carrier for reception by the UE of an acknowledgement for the request for the system information, and the UE may receive the acknowledgement for the request for system information via the selected carrier.

    TWO STAGE MACHINE LEARNING BASED CHANNEL STATE FEEDBACK

    公开(公告)号:US20240421875A1

    公开(公告)日:2024-12-19

    申请号:US18335726

    申请日:2023-06-15

    Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may select a non-Discrete Fourier Transform (non-DFT) codebook of a set of non-DFT codebooks associated with a channel state feedback message. The UE may determine a set of singular vectors associated with the non-DFT codebook based on a first machine learning model, where the set of singular vectors corresponds to a subspace associated with the non-DFT codebook. The UE may compress the non-DFT codebook, the set of singular vectors, or both, based on a second machine learning model. The UE may transmit the channel state feedback message including the compressed non-DFT codebook, the compressed set of singular vectors, or both.

    TECHNIQUES FOR CONFIGURING COMMUNICATIONS ASSOCIATED WITH RECONFIGURABLE INTELLIGENT SURFACES

    公开(公告)号:US20240396589A1

    公开(公告)日:2024-11-28

    申请号:US18686333

    申请日:2021-10-25

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit an indication of a plurality of beams received by the UE. The UE may receive a message indicating at least a first resource set associated with one or more first beams from the plurality of beams and a second resource set associated with one or more second beams from the plurality of beams. The UE may transmit a report indicative of a level of correlation between pairs of individual beams, each pair including a first individual beam of the one or more first beams and a second individual beam of the one or more second beams, and the UE may communicate with the base station via a selected beam of the one or more first beams or the one or more second beams.

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