US 12,279,224 B2
Radio frequency multipath detection
Yuxiang Peng, Sunnyvale, CA (US); Ning Luo, Cupertino, CA (US); and Yinghua Yang, San Jose, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Oct. 28, 2022, as Appl. No. 18/050,860.
Prior Publication US 2024/0147408 A1, May 2, 2024
Int. Cl. H04L 1/00 (2006.01); H04B 17/336 (2015.01); H04W 64/00 (2009.01)
CPC H04W 64/00 (2013.01) [H04B 17/336 (2015.01)] 41 Claims
OG exemplary drawing
 
14. A multipath condition detection method comprising:
determining a first signal quality value corresponding to a first wireless signal, of a first frequency and from a signal source, received by a receiver of a mobile device;
determining a second signal quality value corresponding to a second wireless signal, of a second frequency that is different from the first frequency, received by the receiver; and
determining whether at least one difference value, corresponding to the first signal quality value and the second signal quality value, is indicative of the mobile device being in a multipath condition with respect to the signal source.