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:
Nov. 07, 2017
Filed:
Oct. 02, 2014
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Ka Ming Leung, Marsfield, AU;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06F 17/30 (2006.01); G06T 7/55 (2017.01);
U.S. Cl.
CPC ...
G06K 9/00664 (2013.01); G06F 17/30811 (2013.01); G06T 7/55 (2017.01);
Abstract
A method of selecting a frame from a plurality of video frames captured by a camera (). The method determines features to which map points in a three dimensional space are projected. A histogram of the determined features for a plurality of regions in the frame is created. One of the regions may be determined as being an unmapped region based on the created histogram. The frame is selected based on the size of the unmapped region.