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:
Dec. 29, 2020
Filed:
Apr. 02, 2018
Applicant:
Avigilon Corporation, Vancouver, CA;
Inventors:
Nicholas Alcock, Vancouver, CA;
Aleksey Lipchin, Newton, MA (US);
Brenna Randlett, Vancouver, CA;
Xiao Xiao, Reading, MA (US);
Tulio de Souza Alcantara, Vancouver, CA;
Assignee:
Avigilon Corporation, Vancouver, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06K 9/62 (2006.01); G06T 7/246 (2017.01);
U.S. Cl.
CPC ...
G06K 9/00335 (2013.01); G06K 9/00771 (2013.01); G06K 9/6212 (2013.01); G06K 9/6218 (2013.01); G06K 9/6221 (2013.01); G06T 7/246 (2017.01);
Abstract
A method of detecting unusual motion is provided, including: determining features occurring during a fixed time period; grouping the features into first and second subsets of the fixed time period; grouping the features in each of the first and second subsets into at least one pattern interval; and determining when an unusual event has occurred using at least one of the pattern intervals.