Invention Grant
- Patent Title: Supporting cross-TAG scheduling and 2-step RACH payload transmission for a PDCCH-ordered contention-free random access procedure
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Application No.: US16929925Application Date: 2020-07-15
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Publication No.: US11723067B2Publication Date: 2023-08-08
- Inventor: Jing Lei , Kazuki Takeda , Seyedkianoush Hosseini , Wanshi Chen , Peter Gaal
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Harrity & Harrity LLP/Qualcomm Incorporated
- Main IPC: H04W4/00
- IPC: H04W4/00 ; H04W74/08 ; H04L5/00 ; H04L5/10 ; H04W72/0446 ; H04W74/02 ; H04W72/23

Abstract:
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, via a first cell, downlink control information for physical downlink control channel ordered contention-free random access, wherein the downlink control information indicates a timing advance group of a second cell and one or more parameters associated with a random access message to be transmitted by the UE via the second cell, wherein the first cell and the second cell belong to different timing advance groups. The UE may transmit the random access message via the second cell according to the one or more parameters and a timing advance value determined based at least in part on the timing advance group of the second cell. Numerous other aspects are provided.
Public/Granted literature
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