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:
Jul. 26, 2022
Filed:
May. 08, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14625 (2013.01); H01L 27/1462 (2013.01); H01L 27/1463 (2013.01); H01L 27/14643 (2013.01);
Abstract
An image sensor includes a substrate having a first surface and a second surface opposite to each other, a photoelectric conversion region provided in the substrate, and a polarizer provided at the first surface of the substrate. The polarizer includes a lower structure comprising at least one trench recessed from the first surface of the substrate toward the photoelectric conversion region, and a plurality of upper patterns provided on the lower structure and spaced apart from each other in a first direction parallel to the first surface.