US 11,930,539 B2
Active interference cancellation for random-access channel
Xiaojie Wang, Hillsborough, NJ (US); Xiaoxia Zhang, 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 Sep. 29, 2021, as Appl. No. 17/489,312.
Prior Publication US 2023/0099924 A1, Mar. 30, 2023
Int. Cl. H04W 74/08 (2009.01); H04L 27/26 (2006.01); H04W 72/0453 (2023.01); H04W 74/00 (2009.01)
CPC H04W 74/0841 (2013.01) [H04L 27/26025 (2021.01); H04W 72/0453 (2013.01); H04W 74/002 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A user equipment (UE) for wireless communication, comprising:
a memory storing computer-executable instructions; and
at least one processor coupled with the memory and configured to execute the computer-executable instructions to:
receive, from a base station, physical layer random-access channel (PRACH) configuration information including one or more active interference cancellation (AIC) parameters for applying AIC to a PRACH message to the base station; and
transmit, to the base station, the PRACH message contemporaneously with one or more AIC subcarriers based on the one or more AIC parameters.