ENERGY TRANSFER CONFIGURATION FOR SIDELINK COMMUNICATIONS

    公开(公告)号:US20250168869A1

    公开(公告)日:2025-05-22

    申请号:US18842356

    申请日:2023-03-28

    Abstract: Methods, systems, and devices for wireless communications are described that provide for configuration of sidelink resource pools that may include energy transfer resources configured for energy harvesting. A sidelink device such as a user equipment (UE) may receive control signaling for a sidelink communications resource pool. The control signaling may include an energy harvesting configuration for at least a portion of the sidelink communications resource pool, where the energy harvesting configuration indicates one or more of a waveform for energy harvesting transmissions or an energy transfer level of the energy harvesting transmissions. The UE may determine, based at least in part on the energy harvesting configuration, one or more energy harvesting parameters for communications with a second UE via the sidelink communications resource pool, and may communicate with the second UE based at least in part on the one or more energy harvesting parameters.

    Selective sub-band channel quality indicator reporting

    公开(公告)号:US12284135B2

    公开(公告)日:2025-04-22

    申请号:US17649519

    申请日:2022-01-31

    Abstract: A base station may transmit a set of CSI-RSs corresponding to a set of ports of a UE and the UE may perform a set of CQI measurements on each port and across each sub-band. The UE may select, for each CSI-RS resource that the UE measures, a set of M worst CQIs and may select a best CSI-RS resource based at least in part on a corresponding set of M worst CQIs for the CSI-RS resource. The UE may report the M worst CQIs for the selected CSI-RS resource. Alternatively, the UE may select, for each CSI-RS resource that the UE measures, a set of M worst CQIs and may select a worst CSI-RS resource. In this way, the UE enables the base station to select a DMRS port and/or an MCS to use for communication.

    Channel feedback for updating modulation and coding scheme

    公开(公告)号:US12255738B2

    公开(公告)日:2025-03-18

    申请号:US17344596

    申请日:2021-06-10

    Abstract: Methods, systems, and devices for wireless communications are described. A base station may transmit a data message to a user equipment (UE) in a data block modulated according to a modulation and coding scheme (MCS). The UE may monitor for the data block and may attempt to decode the data block. If the UE successfully receives and decodes the data block, the UE may transmit an acknowledgment (ACK) in a feedback message. If the UE unsuccessfully receives or decodes the data block, the UE may transmit a negative acknowledgement (NACK). The UE may transmit the feedback message with the ACK or NACK and a value from a codebook indicating for the base station to increase or decrease the MCS by a delta value for a following transmission or a retransmission.

    Methods and systems for resource pool and sidelink primary cell switching

    公开(公告)号:US12245197B2

    公开(公告)日:2025-03-04

    申请号:US17703573

    申请日:2022-03-24

    Abstract: A first device may be configured to implement a procedure for resource pool and sidelink primary cell switching. In some aspects, the first device may transmit, to a second device monitoring a first sidelink resource, a sidelink bandwidth configuration message causing the second device to monitor a second sidelink resource, and switch a primary resource designation from the first sidelink resource to the second sidelink resource, the primary resource designation corresponding to communication of management information and/or acknowledgement information. Further, the first device may communicate, based on the switching, the management information and/or the acknowledgement information with the second device via the second sidelink resource.

    Periodic reference signals in a power saving mode

    公开(公告)号:US12245144B2

    公开(公告)日:2025-03-04

    申请号:US17644213

    申请日:2021-12-14

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive an indication of a power saving mode of the base station for communicating with a base station. The UE may communicate with the base station, with the communicating including transmitting one or more periodic reference signals having a configuration that is based at least in part on the power saving mode of the base station, or receiving the one or more periodic reference signals having the configuration that is based at least in part on the power saving mode of the base station. Numerous other aspects are provided.

    ENERGY HARVESTING FOR COMPONENT CARRIER AND BANDWIDTH PART PAIRINGS

    公开(公告)号:US20250063616A1

    公开(公告)日:2025-02-20

    申请号:US18720584

    申请日:2023-01-23

    Abstract: Methods, systems, and devices for wireless communications are described. A first device may receive a message indicating a configuration for performing an energy harvesting procedure. The configuration may indicate a pairing of a component carrier and a bandwidth part for the first device to use for performing the energy harvesting procedure. The pairing may be based on one or more measurements associated with the first device. As part of the energy harvesting procedure, the first device may monitor for one or more signals from a second device. The first device may monitor for the one or more signals using a set of resources that correspond to the pairing of the component carrier and the bandwidth part. The first device may receive, from the second device, one or more signals using the set of resources.

    Limit for retransmission of dropped feedback

    公开(公告)号:US12232100B2

    公开(公告)日:2025-02-18

    申请号:US17446510

    申请日:2021-08-31

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may start a timer or counter in connection with failing to transmit a feedback message at a time for which the feedback message is scheduled for transmission. The UE may defer transmission of the feedback message for one or more attempts at transmitting the feedback message. The UE may perform one of: transmitting the feedback message before expiration of the timer or before the counter satisfying a count threshold, or discarding the feedback message after expiration of the timer or in connection with the counter satisfying the count threshold. Numerous other aspects are provided.

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