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:
Jun. 10, 2014
Filed:
May. 23, 2012
Applicant:
Yingying Fan, Tokyo, JP;
Inventor:
Yingying Fan, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
Abstract
An imaging module includes a plurality of optical units configured to form an image of a subject. At least some of the optical units are each provided with a polarization filter. Information about a distance from the optical units to the subject is estimated based on image data acquired by the optical units provided with the polarization filters.