US 12,137,476 B2
Random access channel procedures with external assistance
Qiaoyu Li, Beijing (CN); Chao Wei, Beijing (CN); Hao Xu, Beijing (CN); Huilin Xu, Temecula, CA (US); Jing Lei, San Diego, CA (US); Peter Pui Lok Ang, San Diego, CA (US); Wanshi Chen, San Diego, CA (US); Le Liu, San Jose, CA (US); Yiqing Cao, Beijing (CN); and Peter Gaal, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Appl. No. 17/776,640
Filed by Qualcomm Incorporated, San Diego, CA (US)
PCT Filed Nov. 14, 2019, PCT No. PCT/CN2019/118320
§ 371(c)(1), (2) Date May 13, 2022,
PCT Pub. No. WO2021/092828, PCT Pub. Date May 20, 2021.
Prior Publication US 2022/0400513 A1, Dec. 15, 2022
Int. Cl. H04W 74/04 (2009.01); H04W 74/00 (2009.01); H04W 74/0833 (2024.01)
CPC H04W 74/04 (2013.01) [H04W 74/006 (2013.01); H04W 74/0833 (2013.01)] 35 Claims
OG exemplary drawing
 
32. A method for wireless communication at a first user equipment (UE), comprising:
transmitting a request for contention free random access resources to a second UE based at least in part on a low power capability of the first UE;
receiving a contention free random access configuration based at least in part on the request; and
performing a contention free random access procedure with a network entity based at least in part on the received contention free random access configuration.