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:
Feb. 12, 2019
Filed:
Aug. 04, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Sho Suzuki, Yokohama, JP;
Hideomi Kumano, Tokyo, JP;
Koki Takami, Sagamihara, JP;
Koichi Fukuda, Tokyo, JP;
Kohei Okamoto, Yokohama, JP;
Tomoyuki Tezuka, Sagamihara, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image sensor includes a plurality of pixels. At least a pixel of the plurality of pixels includes a plurality of photoelectric converters arranged in a semiconductor substrate and a light waveguide provided for the plurality of photoelectric converters. The light waveguide includes a main waveguide surrounded by an insulation film so as to pass light entering the plurality of photoelectric converters, and a plurality of sub waveguides each arranged between the main waveguide and a corresponding photoelectric converter of the plurality of photoelectric converters. The plurality of sub waveguides are separated from each other by a separator including an electrically conductive member.