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. 17, 2014
Filed:
May. 16, 2012
Seiichi Tamura, Yokohama, JP;
Mayu Ishikawa, Kawasaki, JP;
Aiko Kato, Machida, JP;
Masatsuga Itahashi, Yokohama, JP;
Kouhei Hashimoto, Kawasaki, JP;
Seiichi Tamura, Yokohama, JP;
Mayu Ishikawa, Kawasaki, JP;
Aiko Kato, Machida, JP;
Masatsuga Itahashi, Yokohama, JP;
Kouhei Hashimoto, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In a photoelectric conversion apparatus including a plurality of focus detection pixels, each focus detection pixel including a photoelectric conversion element, the photoelectric conversion element having a light receiving surface, and a plurality of wiring layers to read a signal supplied by the photoelectric conversion element, the photoelectric conversion apparatus further includes a light shielding film covering a part of the photoelectric conversion element and having the lower surface positioned closer to a plane, which includes a light receiving surface of the photoelectric conversion element and which is parallel to the light receiving surface, than a lower surface of the lowermost one of the plurality of wiring layers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile