The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 03, 2019

Filed:

Jan. 24, 2019
Applicant:

Cognitive Systems Corp., Waterloo, CA;

Inventor:

Mikhail Ravkine, Waterloo, CA;

Assignee:

Cognitive Systems Corp., Waterloo, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 17/11 (2015.01); H04W 52/02 (2009.01); H04B 17/318 (2015.01); H04W 76/34 (2018.01);
U.S. Cl.
CPC ...
H04B 17/11 (2015.01); H04B 17/318 (2015.01); H04W 52/0238 (2013.01); H04W 52/0254 (2013.01); H04W 76/34 (2018.02);
Abstract

In a general aspect, a motion detection system manages leaf nodes used for sounding by one or more access points. For example, an access point identifies one or more static leaf nodes based on presence activity of each leaf node in a calibration window. A health score is determined for each AP-leaf node link for each calibration window based on AP-leaf node link quality information. One or more of the static leaf nodes are selected to be used for sounding in the motion detection system based on the health scores for each of the AP-leaf node links. The motion detection system is then updated to use the selected one or more static leaf nodes for motion detection.


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