Transport block size (TBS) adjustment indication in sidelink

    公开(公告)号:US11558142B2

    公开(公告)日:2023-01-17

    申请号:US17100411

    申请日:2020-11-20

    Abstract: An apparatus for wireless communication includes a receiver and a transmitter. The transmitter is configured to transmit of a transport block (TB) via a sidelink that is associated with a wireless communication protocol. The wireless communication protocol specifies that a first transport block size (TBS) associated with the TB is based on a first set of parameters. The transmitter is further configured to transmit sidelink control information (SCI) associated with the TB via the sidelink, and the SCI includes a TBS adjustment value associated with the first TBS.

    Assisting communications of small data payloads with relay nodes

    公开(公告)号:US11540171B2

    公开(公告)日:2022-12-27

    申请号:US16904210

    申请日:2020-06-17

    Abstract: Certain aspects of the present disclosure relate to assisting communications with low data payloads with relay nodes. An example method generally includes forming a first cluster with a first wireless node and one or more second wireless nodes, wherein each of the second wireless nodes has a low data rate demand relative to a system bandwidth. The method also includes determining to serve as a relay node for the first cluster, generating a first set of packets for uplink transmission to a base station, receiving a second set of packets from the one or more second wireless nodes, combining the first set of packets and the second set of packets into an uplink payload based on the determination, and transmitting, to the base station, the uplink payload based on the determination.

    TRANSPORT BLOCK SIZE (TBS) ADJUSTMENT INDICATION IN SIDELINK

    公开(公告)号:US20220166535A1

    公开(公告)日:2022-05-26

    申请号:US17100411

    申请日:2020-11-20

    Abstract: An apparatus for wireless communication includes a receiver and a transmitter. The transmitter is configured to transmit of a transport block (TB) via a sidelink that is associated with a wireless communication protocol. The wireless communication protocol specifies that a first transport block size (TBS) associated with the TB is based on a first set of parameters. The transmitter is further configured to transmit sidelink control information (SCI) associated with the TB via the sidelink, and the SCI includes a TBS adjustment value associated with the first TBS.

    TRANSPORT BLOCK FORWARDING OVER DIFFERENT AIR INTERFACES

    公开(公告)号:US20220132470A1

    公开(公告)日:2022-04-28

    申请号:US17498584

    申请日:2021-10-11

    Abstract: Methods, systems, and devices for wireless communications are described. A relay node may receive, from a source node, control signaling configuring the relay node to receive a transport block via a first air interface and to forward the transport block to a target node via a second air interface that is different than the first air interface. In some cases, each of the first air interface and the second air interface may support a same size transport block. The relay node may receive, from the source node via the first air interface, a first message including the transport block in a format of the first air interface based on the control signaling. The relay node may transmit, via the second air interface to the target node, a second message including the transport block and an indication that the transport block is in the format of the first air interface.

    Group wake up signaling for millimeter wave relay node discovery

    公开(公告)号:US11160021B2

    公开(公告)日:2021-10-26

    申请号:US16892669

    申请日:2020-06-04

    Abstract: Certain aspects of the present disclosure provide techniques for group wake up signaling for millimeter wave relay node discovery. A method that may be performed by a base station (BS) includes communicating with a plurality of user equipments (UEs) in a cell, configuring a plurality of wake-up signals (WUSs) to transmit to different groups of UEs of the plurality of UEs in the cell, wherein configuring the plurality of WUSs is based, at least in part, on a relative location of each of the UEs in the different groups of UEs, and transmitting the plurality of WUSs to the different groups of UEs.

    Methods and apparatuses for determination of helper UE group based in part on sidelink channel diversity

    公开(公告)号:US11064500B2

    公开(公告)日:2021-07-13

    申请号:US16688140

    申请日:2019-11-19

    Abstract: Methods, systems, and devices for wireless communication are described. Generally, the described techniques provide for determining a helper UE group to facilitate communications with a target using sidelinks. A helper UE may determine a sidelink channel correlation with at least one other UE, report to a base station channel diversity information, UE state information, UE traffic pattern information, sidelink channel measurements, and the determined sidelink channel correlation; and receive an indication from the gNB if the UE is a member of a helper UE group. A base station may transmit a control message to at least one UE; receive a report comprising sidelink channel correlation information, sidelink channel diversity information, and UE state information, from each of the at least one UE, in response to transmitting the control message; and determine a helper UE group based on the received report.

    METHODS FOR BEAM MANAGEMENT IN MILLIMETER WAVE RELAYS

    公开(公告)号:US20210212051A1

    公开(公告)日:2021-07-08

    申请号:US16733861

    申请日:2020-01-03

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive configuration information from a base station that indicates a set of resources for the UE to establish sidelink communications with another UE in a wireless network. The UE may transmit a first set of reference signals using a first set of beams to determine a set of neighboring candidate UEs for a sidelink connection. The UE may then transmit a second set of reference signals on a second set of beams to the neighboring candidate UEs, and may select a second UE located in the determined neighboring set using various beam scanning procedures. The UE may identify a transmit beam associated with the second UE, and may establish the sidelink connection using the identified transmit beam.

    DMRS design for SPS assigned traffic

    公开(公告)号:US10924245B2

    公开(公告)日:2021-02-16

    申请号:US16188573

    申请日:2018-11-13

    Inventor: Hua Wang Junyi Li

    Abstract: The present disclosure relates to an efficient demodulation reference signal (DMRS) design to facilitate a user equipment (UE) in performing blind detection of a DMRS sequence to determine if a transmission includes data for the UE. Specifically, features of the present disclosure implement techniques that use DMRS design to facilitate blind detection of a DMRS sequence in order for the UE to determine whether a packet for the UE was transmitted during a particular SPS slot. By utilizing the techniques described herein, the base station may forego using PDCCH to provide new allocation information each time that a packet misses the assigned SPS slot.

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