US 12,035,360 B2
Acknowledgement-based link adaptation with listen-before-talk procedures
Jing Sun, San Diego, CA (US); Xiaoxia Zhang, San Diego, CA (US); Vinay Chande, San Diego, CA (US); Arumugam Chendamarai Kannan, San Diego, CA (US); Tao Luo, San Diego, CA (US); Srinivas Yerramalli, Hyderabad (IN); Juan Montojo, San Diego, CA (US); and Aleksandar Damnjanovic, Del Mar, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Dec. 17, 2020, as Appl. No. 17/125,106.
Claims priority of provisional application 62/971,889, filed on Feb. 7, 2020.
Prior Publication US 2021/0250994 A1, Aug. 12, 2021
Int. Cl. H04W 74/08 (2024.01); H04L 5/00 (2006.01); H04W 24/08 (2009.01); H04W 24/10 (2009.01); H04W 72/541 (2023.01)
CPC H04W 74/08 (2013.01) [H04L 5/0048 (2013.01); H04L 5/0055 (2013.01); H04W 24/08 (2013.01); H04W 24/10 (2013.01); H04W 72/541 (2023.01)] 30 Claims
OG exemplary drawing
 
1. A method of wireless communication by a user equipment (UE), comprising:
receiving a pre-grant message from a base station on a wireless channel;
determining an interference level associated with the wireless channel;
determining an applicable CSI report from a plurality of CSI reports based on comparison of an interfering spatial signature to respective spatial signatures associated with the plurality of CSI reports, wherein the interfering spatial signature is based on the interference on the wireless channel; and
indicating the interference level in an acknowledgement (ACK) message to the base station in response to the pre-grant message, wherein the ACK message includes the applicable CSI report.