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:
May. 14, 2013
Filed:
Dec. 08, 2008
Saori Hoda, Kawasaki, JP;
Hideyuki Rengakuji, Tokyo, JP;
Yoshihiro Homma, Asaka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image capturing apparatus includes an image sensorin which at least part of pixels arranged in two dimensions are configured as focus detection pixels with divided-pupil, a memory control circuitconfigured to read out from a memory position information for the focus detection pixelsstored in the memory, and a correction circuitconfigured to identify positions of the focus detection pixelsin the image sensorbased on the position information for the focus detection pixelsand to correct a defective focus detection pixel signal using defect-free focus detection pixel signals.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile