US 12,232,178 B2
Phase tracking reference signal (PTRS) for random access
Mahmoud Taherzadeh Boroujeni, San Diego, CA (US); Tao Luo, San Diego, CA (US); and Junyi Li, Fairless Hills, PA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Mar. 14, 2022, as Appl. No. 17/654,715.
Claims priority of provisional application 63/201,443, filed on Apr. 29, 2021.
Prior Publication US 2022/0353918 A1, Nov. 3, 2022
Int. Cl. H04W 74/0833 (2024.01); H04L 5/00 (2006.01)
CPC H04W 74/0833 (2013.01) [H04L 5/0053 (2013.01)] 30 Claims
OG exemplary drawing
 
1. An apparatus of a wireless node for wireless communication, comprising:
an interface configured to obtain a downlink random access channel (RACH) message including a phase tracking reference signal (PTRS); and
a processing system configured to perform a communication associated with the downlink RACH message.