US 12,192,852 B2
Methods, systems, and apparatuses for presence detection
Larry Wolcott, Denver, CO (US); Zane Vella, Philadelphia, PA (US); Ken Klaer, Denver, CO (US); and Andrew Frederick, Golden, CO (US)
Assigned to Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed by Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed on Jul. 28, 2023, as Appl. No. 18/227,389.
Application 18/227,389 is a continuation of application No. 16/805,288, filed on Feb. 28, 2020, granted, now 11,758,360.
Prior Publication US 2023/0370816 A1, Nov. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 24/00 (2009.01); H04H 20/31 (2008.01); H04L 9/40 (2022.01); H04L 67/51 (2022.01); H04W 4/029 (2018.01)
CPC H04W 4/029 (2018.02) [H04H 20/31 (2013.01); H04L 63/102 (2013.01); H04L 67/51 (2022.05)] 28 Claims
OG exemplary drawing
 
1. A method comprising:
causing, by a first computing device, one or more speakers to emit an inaudible audio signal configured to determine one or more other devices proximate to the first computing device;
receiving, based on the inaudible audio signal, an indication that a second computing device received the inaudible audio signal; and
determining, by the first computing device and based on receiving the indication that the second computing device received the inaudible audio signal, the second computing device is proximate to a geographic location of the first computing device.