US 12,082,142 B2
Differential round trip time based positioning
Sony Akkarakaran, Poway, CA (US); Taesang Yoo, San Diego, CA (US); Joseph Binamira Soriaga, San Diego, CA (US); Tao Luo, San Diego, CA (US); and Alexandros Manolakos, Escondido, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Mar. 10, 2022, as Appl. No. 17/691,971.
Application 17/691,971 is a continuation of application No. 16/717,794, filed on Dec. 17, 2019, granted, now 11,304,169.
Claims priority of application No. 20180100562 (GR), filed on Dec. 19, 2018.
Prior Publication US 2022/0201632 A1, Jun. 23, 2022
Int. Cl. H04W 56/00 (2009.01); H04L 5/00 (2006.01); H04W 8/24 (2009.01); H04W 24/10 (2009.01); H04W 88/08 (2009.01)
CPC H04W 56/009 (2013.01) [H04L 5/0051 (2013.01); H04W 8/24 (2013.01); H04W 24/10 (2013.01); H04W 56/002 (2013.01); H04W 56/006 (2013.01); H04W 88/085 (2013.01)] 36 Claims
OG exemplary drawing
 
1. A method performed by a base station (BS), the method comprising:
transmitting a first round-trip time (RTT) measurement (RTTM) signal having a first transmit group delay;
transmitting a second RTTM signal having a second transmit group delay; and
sending, to a receiving entity, information indicating the first transmit group delay and the second transmit group delay.