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:
Apr. 23, 2019
Filed:
Aug. 14, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Yoshiaki Irie, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01); G02B 7/34 (2006.01); H04N 5/232 (2006.01); H04N 5/369 (2011.01); H01L 27/146 (2006.01); H04N 5/3745 (2011.01); H04N 9/04 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2254 (2013.01); G02B 7/34 (2013.01); H04N 5/23212 (2013.01); H04N 5/3696 (2013.01); H01L 27/14625 (2013.01); H01L 27/14627 (2013.01); H04N 5/37455 (2013.01); H04N 9/045 (2013.01);
Abstract
An image sensing unit, comprising: an image sensor including a plurality of pixels, corresponding to a plurality of microlenses, respectively, each of which has a plurality of photoelectric conversion units aligned in a predetermined direction and from which a pupil divided signal can be read out; and an optical low-pass filter arranged on a subject side of the image sensor, wherein the optical low-pass filter is configured by a single birefringence plate, and separates a light beam in an alignment direction in which the plurality of photoelectric conversion units are aligned.