Techniques for compressing feedback values in wireless communications

    公开(公告)号:US11889348B2

    公开(公告)日:2024-01-30

    申请号:US17180187

    申请日:2021-02-19

    CPC classification number: H04W28/06

    Abstract: Aspects described herein relate to receiving a configuration including one or more parameters related to compressing feedback values for multiple code blocks, performing, using a compression method and an associated codebook that are selected using the one or more parameters, a compression of multiple feedback values for a set of code blocks received from a network device into a compressed feedback value, and transmitting, to the network device and using the compressed feedback value, compressed feedback for the set of code blocks.

    ROTATIONAL ALIGNMENT FOR MULTIPLE-INPUT MULTIPLE-OUTPUT DEVICES

    公开(公告)号:US20240014550A1

    公开(公告)日:2024-01-11

    申请号:US17859950

    申请日:2022-07-07

    CPC classification number: H01Q3/08 H04B7/0413 H04W28/0215

    Abstract: Methods, systems, and devices for wireless communication are described. Some wireless communications systems may support rotational alignment of a first antenna panel of a first device and a second antenna panel of a second device. The first and second devices may exchange signaling that indicates a panel rotation capability and a panel rotation procedure configuration based on the panel rotation capability. The second device may transmit a reference signal from a central antenna element of the second antenna panel based on the configuration. The first device may receive the reference signal via two antenna elements of the first antenna panel and may adjust an angular rotation of the first antenna panel based on the reference signal to modify a respective distance between each of the two antenna elements of the first antenna panel relative to the central antenna element of the second antenna panel.

    Video aware transmission and processing

    公开(公告)号:US11831933B2

    公开(公告)日:2023-11-28

    申请号:US17249928

    申请日:2021-03-18

    CPC classification number: H04N21/236 H04N21/6131 H04N21/64738

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a communication device may classify a set of packets of streaming video content based at least in part on one or more video characteristics, wherein the one or more video characteristics relate to an effect of a packet on a quality of experience of providing the streaming video content; assign the set of packets to a plurality of transport blocks, wherein a first transport block is associated with a first set of values for a set of communication parameters and a second transport block is associated with a second set of values for the set of communication parameters; and provide the plurality of transport blocks for transmission based at least in part on assigning the set of packets to the plurality of transport blocks. Numerous other aspects are provided.

    Techniques for signaling a source of dominant noise at a user equipment

    公开(公告)号:US11799710B2

    公开(公告)日:2023-10-24

    申请号:US17117264

    申请日:2020-12-10

    Abstract: This disclosure provides methods, devices and systems for pre-compensation of downlink communication based on a transmission of a request for the pre-compensation from a user equipment (UE). For example, the UE may determine an impairment at the UE that has a greater severity (a greater impact on downlink communication) or is associated with a greater amount of resources for processing relative to a remainder of a set of impairments that is experienced at the UE and the UE may transmit a request for pre-compensation of the impairment by a base station. The base station may transmit feedback to the UE indicating a confirmation of pre-compensation for the impairment by the base station or to deferment of compensation for the impairment back to the UE. If the base station acknowledges pre-compensation for the impairment, the base station may pre-compensate a downlink transmission to the UE for the impairment.

    Multi-level coding set partitioning for non-linearity reduction

    公开(公告)号:US11716237B1

    公开(公告)日:2023-08-01

    申请号:US17807098

    申请日:2022-06-15

    CPC classification number: H04L27/3405 H04L27/2071 H04L27/26035 H04L27/3472

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a mobile station may obtain a multi-level coding (MLC) configuration to be applied to a quadrature amplitude modulation (QAM) constellation set comprising a plurality of constellation symbols and having a non-linearity that is based at least in part on a phase noise or a power amplification associated with the plurality of constellation symbols. The mobile station may process the QAM constellation set, using MLC set partitioning in accordance with the MLC configuration, based at least in part on the phase noise or the power amplification associated with the plurality of constellation symbols of the QAM constellation set. Numerous other aspects are described.

    Phase noise compensation based on base station capability

    公开(公告)号:US11621874B2

    公开(公告)日:2023-04-04

    申请号:US17090506

    申请日:2020-11-05

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit, to a base station, a capability message indicating a capability supporting network-side phase noise compensation. The UE may transmit, to the base station, phase tracking reference signals based on transmitting the capability message. In an example, the phase tracking reference signals may include a UE phase noise component which may be associated with a local oscillator of the UE. The UE may receive, from the base station, a compensated downlink transmission that is compensated based on the UE phase noise component. In generating the compensated downlink transmission, the base station may apply a multiplication factor associated with the estimated UE phase noise component to the compensated downlink transmission.

    Sounding reference signals triggered by random access message 2 for random access message 4 quasi co-location

    公开(公告)号:US11617203B2

    公开(公告)日:2023-03-28

    申请号:US17157657

    申请日:2021-01-25

    Abstract: Apparatus, methods, and computer-readable media for sounding reference signals (SRSs) triggered by random access channel (RACH) message 2 for RACH message 4 physical downlink shared channel quasi co-location (QCL) are disclosed herein. A user equipment (UE) may transmit, to a base station via a transmit beam over a random access channel, a random access preamble and receive a random access response based on the random access preamble. The UE may transmit, to the base station via a plurality of transmit sub-beams, a plurality of SRS transmissions triggered by the random access response. The UE can receive, from the base station, a downlink control signal that includes an SRS resource indicator (SRI) that indicates a selected transmit sub-beam for a corresponding SRS transmission. The UE can use the SRI as QCL information for improved reception of downlink signaling with a refined receive sub-beam corresponding to the selected transmit sub-beam.

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