WAVEFORM PARAMETER AND FRAME DELAY COORDINATION FOR MULTI-RADAR COEXISTENCE

    公开(公告)号:US20240377502A1

    公开(公告)日:2024-11-14

    申请号:US18293170

    申请日:2022-09-09

    Abstract: Certain aspects of the present disclosure provide techniques for coordinating waveform parameters and frame delays for multi-radar coexistence. An example method performed by an apparatus comprising a radar device includes transmitting, based on a transmission configuration, one or more first signals of a plurality of signals in an environment via the radar device in a first frame of a plurality of frames according to a first delay value occurring after a frame prior to the first frame and transmitting one or more second signals via the radar device in at least a second frame of the plurality of frames according to a second delay value occurring after the first frame based on the transmission configuration. In some cases, the transmission configuration comprises a common transmission configuration for use in the environment. Additionally, in some cases, the second delay value is different from the first delay value.

    TRANSMIT DIVERSITY FOR SIDELINK COMMUNICATIONS IN UNLICENSED SPECTRUM

    公开(公告)号:US20240014954A1

    公开(公告)日:2024-01-11

    申请号:US18253195

    申请日:2022-01-11

    CPC classification number: H04L5/001 H04W72/232

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may identify a transmit diversity configuration for transmitting multiple sidelink messages. The UE may identify a transmit diversity configuration that indicates a set of component carriers (CCs) available for sidelink communication. The UE may transmit, based on the transmit diversity configuration, a first sidelink message having a first redundancy version (RV) of a transport block (TB), and a second sidelink message having a second RV of the TB, on multiple CCs. In a second case, the UE may identify a transmit diversity configuration indicating a set of precoding matrices. The UE may transmit the first sidelink message, including a TB or an RV of a TB, precoded using a first precoding matrix and a second sidelink message, including a TB or an RV of a TB, precoded using a second precoding matrix on multiple CCs.

    CARRIER SELECTION IN THE DISTRIBUTIVE DUAL BAND CARRIER AGGREGATION SYSTEM

    公开(公告)号:US20230164578A1

    公开(公告)日:2023-05-25

    申请号:US17921557

    申请日:2021-06-23

    CPC classification number: H04W16/14 H04W76/14

    Abstract: Aspects of the present disclosure provide apparatus, methods, processing systems, and computer readable mediums for channel selection in systems that utilize both licensed and unlicensed frequency bands. As will be described in greater detail below, user equipments (UEs) that share unlicensed frequency band may select a channel in an unlicensed frequency band and advertise their channel selection over a licensed frequency band, in an effort to coordinate communications other UEs. An example method may include selecting at least a first channel within an unlicensed band for communications with at least a second UE, and transmitting, on a licensed band, an indication of the first channel and location information for the selection.

    SIDELINK CONTROL MESSAGE FOR SIDELINK POSITION ESTIMATION PROCEDURE

    公开(公告)号:US20230092660A1

    公开(公告)日:2023-03-23

    申请号:US17481837

    申请日:2021-09-22

    Abstract: Disclosed are techniques for wireless communication. In an aspect, a first UE determines a set of resources for transmission of one or more sidelink PRSs. The first UE transmits a sidelink control message to reserve the set of resources for the transmission of the one or more sidelink PRSs. In another aspect, the second UE may receive the sidelink control message, and may (e.g., transmit and/or receive/measure) the one or more PRSs in accordance with the sidelink control message. In another aspect, a third UE may receive the sidelink control message, and may determine whether a transmission by the third UE on some or all of the set of resources is permitted based on the sidelink control message.

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