US 12,439,451 B2
LBT procedure for sidelink operations in unlicensed bands
Stelios Stefanatos, San Diego, CA (US); Shuanshuan Wu, San Diego, CA (US); Arthur Gubeskys, San Diego, CA (US); and Parisa Cheraghi, Cambridge (GB)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Appl. No. 18/027,050
Filed by QUALCOMM Incorporated, San Diego, CA (US)
PCT Filed Nov. 3, 2021, PCT No. PCT/US2021/057922
§ 371(c)(1), (2) Date Mar. 17, 2023,
PCT Pub. No. WO2022/103637, PCT Pub. Date May 19, 2022.
Claims priority of application No. 20200100676 (GR), filed on Nov. 10, 2020.
Prior Publication US 2023/0328777 A1, Oct. 12, 2023
Int. Cl. H04W 74/0808 (2024.01); H04W 92/18 (2009.01)
CPC H04W 74/0808 (2013.01) [H04W 92/18 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A method of wireless communication at a wireless device, comprising:
initiating a listen before talk (LBT) sidelink sensing procedure including initiating an LBT timer to run for at least a minimum sensing duration in a channel;
detecting one or more signals in the channel during the LBT sidelink sensing procedure; and
allowing the LBT timer to continue to run based on the one or more signals being one or more sidelink signals.