US Patent No. 10,560,957

OUT-OF-SYNC GRANT HANDLING IN A WIRELESS COMMUNICATION SYSTEM


Patent No. 10,560,957
Issue Date February 11, 2020
Title Out-of-sync Grant Handling In A Wireless Communication System
Inventorship Stefan Brueck, Neunkirchen am Brand (DE)
Sunil Kumar Kandukuri Narayana, San Diego, CA (US)
Brian George, San Diego, CA (US)
Chengjin Zhang, San Diego, CA (US)
Assignee QUALCOMM Incorporated, San Diego, CA (US)

Claim of US Patent No. 10,560,957

1. A method of communication at a user equipment (UE) operating in a wireless communication network, comprising:while performing a clear channel assessment (CCA) procedure for a first stored uplink grant of one or more stored uplink grants within a queue;
receiving, asynchronously, an uplink grant from a network entity on a downlink communication channel, wherein the uplink grant is associated with a system frame number (SFN);
determining, based on the SFN, that the uplink grant is out of order with the one or more stored uplink grants within the queue; and
inserting the uplink grant in an ordered position within the queue relative to the one or more stored uplink grants.