Feedback timing and uplink control information resource management for carrier aggregation activation

    公开(公告)号:US11582741B2

    公开(公告)日:2023-02-14

    申请号:US17328455

    申请日:2021-05-24

    Abstract: Aspects of the present disclose provide various methods and apparatuses for communicating, controlling, and configuring component carrier and bandwidth part (BWP). A scheduling entity receives a capability report from a user equipment (UE). The capability report indicates a capability of the UE to utilize at least one of carrier aggregation (CA) or one or more bandwidth parts. The scheduling entity transmits a command to the UE to reconfigure at least one of a CA configuration or a bandwidth part (BWP) configuration. The scheduling entity determines an anticipated response timing of an acknowledgment (ACK) of the command based on the capability report received from the UE. The scheduling entity receives the ACK according to the anticipated response timing.

    Dynamic padding field to match downlink and uplink downlink control information length

    公开(公告)号:US11540262B2

    公开(公告)日:2022-12-27

    申请号:US16929562

    申请日:2020-07-15

    Abstract: Aspects of the disclosure relate to communication systems, apparatus and methods which enable or support transmitting/receiving downlink control information (DCI) carrying a downlink grant or an uplink grant. A method includes detecting a reference length based on an effective length of a downlink (DL) grant DCI and an effective length of an uplink (UL) grant DCI and calculating a length difference based on the effective DL grant DCI length and the effective UL grant DCI length. A length of a padding field in the DL grant DCI and/or the UL grant DCI is set equal to the calculated length difference such that the lengths of the DL grant DCI and UL grant DCI are both equal to the reference length. Padding bits are inserted in the padding field of the DL grant DCI and/or the UL grant DCI. Thereafter, the DL grant DCI and/or the UL grant DCI is encoded and transmitted to a scheduled entity.

    High band access
    89.
    发明授权

    公开(公告)号:US11477826B2

    公开(公告)日:2022-10-18

    申请号:US16510692

    申请日:2019-07-12

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive system information for a first cell on a second cell, wherein the UE is camped on the second cell, and wherein the system information for the first cell is received with system information for the second cell; access an uplink of the first cell using the system information for the first cell; and establish a connection on the first cell as a serving cell. Numerous other aspects are provided.

    Aperiod tracking reference signal
    90.
    发明授权

    公开(公告)号:US11456830B2

    公开(公告)日:2022-09-27

    申请号:US16225941

    申请日:2018-12-19

    Abstract: Methods, systems, and devices for wireless communications are described. A base station may determine that a triggering event associated with a user equipment (UE) has occurred. The UE may receive, based at least in part on an occurrence of a triggering event associated with the UE, a trigger signal that identifies resources to be used for transmission of an aperiodic tracking reference signal (TRS). The UE may receive the aperiodic TRS based at least in part on the trigger signal and the identified resources. The UE may perform at least one of a tracking function, or a synchronization function, or an alignment function, or a combination thereof, in response to the occurrence of the triggering event and based at least in part on the aperiodic TRS.

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