US 11,728,872 B2
Random access with beam refinement in wireless communications
Jing Sun, San Diego, CA (US); Xiaoxia Zhang, San Diego, CA (US); Mahmoud Taherzadeh Boroujeni, San Diego, CA (US); Tao Luo, San Diego, CA (US); Juan Montojo, San Diego, CA (US); Peter Gaal, San Diego, CA (US); and Jelena Damnjanovic, Del Mar, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Mar. 26, 2021, as Appl. No. 17/214,423.
Claims priority of provisional application 63/002,312, filed on Mar. 30, 2020.
Prior Publication US 2021/0306053 A1, Sep. 30, 2021
Int. Cl. H04B 7/06 (2006.01); H04W 16/28 (2009.01); H04W 74/08 (2009.01); H04B 17/318 (2015.01); H04W 24/08 (2009.01); H04W 24/10 (2009.01); H04W 76/11 (2018.01)
CPC H04B 7/0695 (2013.01) [H04B 17/318 (2015.01); H04W 16/28 (2013.01); H04W 24/08 (2013.01); H04W 24/10 (2013.01); H04W 74/0833 (2013.01); H04W 76/11 (2018.02)] 30 Claims
OG exemplary drawing
 
1. A method for wireless communication at a user equipment (UE), comprising:
transmitting an initial random access request to a base station to establish a wireless connection with the base station;
receiving a control channel order in a form of a control channel transmission from the base station;
transmitting one or more modified random access requests to the base station responsive to the control channel order;
receiving a random access response from the base station indicating an uplink resource for transmission of a UE identification message; and
transmitting the UE identification message to the base station via the indicated uplink resource.