US 12,225,427 B2
Tracking proximities of devices and/or objects
Joseph Hollinger, San Jose, CA (US)
Assigned to Roku, Inc., San Jose, CA (US)
Filed by Roku, Inc., San Jose, CA (US)
Filed on Dec. 20, 2023, as Appl. No. 18/391,508.
Application 18/391,508 is a continuation of application No. 17/880,293, filed on Aug. 3, 2022, granted, now 11,997,562.
Application 17/880,293 is a continuation of application No. 17/156,937, filed on Jan. 25, 2021, granted, now 11,412,346, issued on Aug. 9, 2022.
Application 17/156,937 is a continuation of application No. 16/712,738, filed on Dec. 12, 2019, granted, now 10,939,234, issued on Mar. 2, 2021.
Application 16/712,738 is a continuation of application No. 16/281,901, filed on Feb. 21, 2019, granted, now 10,524,090, issued on Dec. 31, 2019.
Application 16/281,901 is a continuation of application No. 15/802,719, filed on Nov. 3, 2017, granted, now 10,237,686, issued on Mar. 19, 2019.
Prior Publication US 2024/0244394 A1, Jul. 18, 2024
Int. Cl. H04W 4/021 (2018.01); H04W 4/02 (2018.01); H04W 4/029 (2018.01); H04W 4/12 (2009.01); H04W 4/80 (2018.01); H04W 68/00 (2009.01); H04W 76/15 (2018.01)
CPC H04W 4/022 (2013.01) [H04W 4/029 (2018.02); H04W 4/80 (2018.02); H04W 68/005 (2013.01); H04W 4/025 (2013.01); H04W 4/026 (2013.01); H04W 4/12 (2013.01); H04W 76/15 (2018.02)] 20 Claims
OG exemplary drawing
 
1. A lead device, comprising:
at least one processor; and
a memory operatively coupled to the at least one processor, the at least one processor configured to:
determine that the lead device is leaving or entering a predefined area;
determine that at least one mobile sensory device of a predefined set of devices within a tethered segment associated with the lead device is inside the predefined area of the lead device, wherein the at least one mobile sensory device is configured to communicate with the lead device; and
in response to a determination that the at least one mobile sensory device is inside the predefined area, cause the lead device to switch between performing a first type of tracking operations and a second type of tracking operations based on whether the lead device is entering or leaving the predefined area.