US 12,204,039 B2
Apparatus and methods for sidelink-based positioning in unicast session
Dan Vassilovski, Del Mar, CA (US); and Hong Cheng, Basking Ridge, NJ (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Feb. 18, 2022, as Appl. No. 17/675,816.
Prior Publication US 2023/0266423 A1, Aug. 24, 2023
Int. Cl. G01S 5/00 (2006.01); H04W 4/02 (2018.01); H04W 12/06 (2021.01); H04W 92/18 (2009.01)
CPC G01S 5/0072 (2013.01) [H04W 4/023 (2013.01); H04W 12/06 (2013.01); H04W 92/18 (2013.01)] 28 Claims
OG exemplary drawing
 
1. A method of sidelink positioning performed by an initiator user equipment (UE), the method comprising:
sending a first message with a positioning session request to a target UE to initiate a sidelink positioning session with the target UE;
providing an indication to the target UE that the sidelink positioning session will be a unicast session prior to engaging in the sidelink positioning session with the target UE;
sending, based on the indication, one or more messages to the target UE to establish a sidelink unicast link with the target UE; and
engaging in the sidelink positioning session with the target UE based on the established sidelink unicast link.