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.

Date of Patent:
Apr. 05, 2022

Filed:

Jan. 29, 2020
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Shunichi Wakashima, Kawasaki, JP;

Koichi Fukuda, Tokyo, JP;

Kohei Okamoto, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/3745 (2011.01); H01L 27/146 (2006.01); G03B 13/36 (2021.01);
U.S. Cl.
CPC ...
H04N 5/3745 (2013.01); G03B 13/36 (2013.01); H01L 27/14623 (2013.01); H01L 27/14627 (2013.01);
Abstract

An image sensor comprising pixels each includes, an photoelectric conversion unit, a first inner-layer lens, a second inner-layer lens, and an on-chip microlens. A light-shielding wall around the second inner-layer lens is provided between adjacent pixels. A first positional difference between center positions of the first inner-layer lens and the photoelectric conversion unit, a second positional difference between center positions of the second inner-layer lens and the photoelectric conversion unit, and a third positional difference between center positions of the on-chip microlens and the photoelectric conversion unit satisfy: the second positional difference<the first positional difference<the third positional difference.


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