TIMING DETERMINATION TECHNIQUES FOR 5G RADIO ACCESS NETWORK CELLS

    公开(公告)号:US20220394749A1

    公开(公告)日:2022-12-08

    申请号:US17890634

    申请日:2022-08-18

    Applicant: Apple Inc.

    Abstract: Disclosed herein are timing determination techniques for 5G radio access network (RAN) cells. According to various such techniques, a user equipment (UE) may receive a downlink (DL) scheduling command to schedule a DL data transmission from a base station. The UE may identify a scheduled slot for transmission of hybrid automatic repeat request (HARQ) feedback corresponding to the DL data transmission based on a received slot of the DL data transmission and an applicable slot offset value. The applicable slot offset value may indicate a number of slots by which the received slot precedes the scheduled slot. The applicable slot offset value may be identified from a value set based on an indicator comprised in the DL scheduling command, or may be identified using the various other techniques described herein.

    TIMING DETERMINATION TECHNIQUES FOR 5G RADIO ACCESS NETWORK CELLS

    公开(公告)号:US20220400509A1

    公开(公告)日:2022-12-15

    申请号:US17890574

    申请日:2022-08-18

    Applicant: Apple Inc.

    Abstract: Disclosed herein are timing determination techniques for 5G radio access network (RAN) cells. According to various such techniques, during a random access procedure, a user equipment (UE) may receive a grant of resources for an uplink (UL) data transmission in a random access response (RAR) message. The UE may identify a scheduled slot for the UL data transmission based on a received slot of the RAR message and an applicable slot offset value. The applicable slot offset value may indicate a number of slots by which the received slot precedes the scheduled slot. The applicable slot offset value may be identified using the various techniques described herein.

    TIME DOMAN RESOURCE ALLOCATION FOR MOBILE COMMUNICATION

    公开(公告)号:US20210288842A1

    公开(公告)日:2021-09-16

    申请号:US17334556

    申请日:2021-05-28

    Applicant: Apple Inc.

    Abstract: Systems, apparatuses, methods, and computer-readable media are provided for time domain resource allocations in wireless communications systems. Disclosed embodiments include time-domain symbol determination and/or indication using a combination of higher layer and downlink control information signaling for physical downlink shared channel and physical uplink shared channel; time domain resource allocations for mini-slot operations; rules for postponing and dropping for multiple mini-slot transmission; and collision handling of sounding reference signals with semi-statically or semi-persistently configured uplink transmissions. Other embodiments may be described and/or claimed.

    PHYSICAL DOWNLINK SHARED CHANNEL TRANSMISSION FOR MULTI-POINT

    公开(公告)号:US20230015776A1

    公开(公告)日:2023-01-19

    申请号:US17949957

    申请日:2022-09-21

    Applicant: Apple Inc.

    Abstract: Described is an apparatus of a User Equipment (UE) operable to communicate with a fifth generation Evolved Node-B (gNB) on a wireless network. The apparatus may comprise a first circuitry and a second circuitry. The first circuitry may be operable to determine a first parameter set and a second parameter set for establishing Physical Downlink Shared Channel (PDSCH) resources. The second circuitry may be operable to process a first part of a PDSCH transmission from a first set of Multiple Input Multiple Output (MIMO) layers corresponding with a first Multimedia. Broadcast Single Frequency Network (MBSFN) configuration based on the first parameter set. The second circuitry may also be operable to process a second part of the PDSCH transmission from a second set of MIMO layers corresponding with a second MBSFN configuration based on the second parameter set.

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