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.
Patent No.:
Date of Patent:
Aug. 16, 2022
Filed:
Apr. 07, 2020
Applicant:
Zebra Technologies Corporation, Lincolnshire, IL (US);
Inventors:
Serguei Zolotov, Ottawa, CA;
Lawrence Allen Stone, Austin, TX (US);
Assignee:
Zebra Technologies Corporation, Lincolnshire, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); G06T 7/593 (2017.01); G06T 7/80 (2017.01);
U.S. Cl.
CPC ...
G06T 7/85 (2017.01); G06T 7/593 (2017.01); G06T 7/97 (2017.01); G06T 2207/10012 (2013.01); G06T 2207/30204 (2013.01);
Abstract
A method includes: obtaining a stereo pair of images from a stereo camera assembly of a mobile computing device, the stereo pair of images depicting a first marker and a second marker each associated with the mobile computing device; determining, from the stereo pair of images, a distance between the first and second markers; comparing a threshold to a difference between the determined distance and a reference distance corresponding to the first and second reference markers; and when the difference exceeds the threshold, generating an alert notification.