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:
Oct. 16, 2018

Filed:

Dec. 09, 2016
Applicant:

Industrial Technology Research Institute, Hsinchu, TW;

Inventors:

Denis Xynkin, Hsinchu County, TW;

Min-Hao Li, Taoyuan County, TW;

Yi-Yi Huang, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06K 9/46 (2006.01); G06K 9/62 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00771 (2013.01); G06K 9/4642 (2013.01); G06K 9/6212 (2013.01); G06K 9/6298 (2013.01);
Abstract

Disclosed is an image recognition method including: producing a distribution of first pixel value range by acquiring a distribution of pixel values of a plurality of pixels of a first selected block in a first surveillance image from previous M images; producing a distribution of second pixel value range by acquiring a distribution of pixel values of the pixels of the first selected block from previous N images, wherein N and M are positive integers, and N<M; obtaining a first varying parameter related to the first selected block according to the distribution of first pixel value range and the distribution of second pixel value range; and generating a first recognition signal when the first varying parameter is greater than a first threshold.


Find Patent Forward Citations

Loading…