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:
Oct. 13, 2009
Filed:
Jun. 07, 2005
Applicant:
Seigo Watanabe, Yokohama, JP;
Inventor:
Seigo Watanabe, Yokohama, JP;
Assignee:
Nissan Motor Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A motion detection device includes a feature extracting sectionextracting a feature area of an object from among frame images clipped by an image pickup section, a feature standardizing sectionstandardizing a size of a feature area extracted by the feature extracting section, a balloting sectioncounting up a ballot value of an image area on a frame image located in a standardized pattern that is standardized by the feature standardizing section, and a shift speed detecting sectioncalculating a gradient of a counted-up ballot value and calculating a shift direction, a shift speed and position of a feature area based on the gradient.