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:
May. 09, 2023
Filed:
Jul. 29, 2020
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jaekwan Seo, Hwaseong-si, KR;
Boram Kim, Suwon-si, KR;
Nosan Park, Hwaseong-si, KR;
Jungkuk Park, Anyang-si, KR;
Jinsu Park, Suwon-si, KR;
Seunghwan Lee, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
Provided is an image sensor including a semiconductor substrate including a first surface and a second surface and a plurality of pixel regions spaced apart, the plurality of pixel regions including a first region including a plurality of image pixels configured to generate image data and a second region including a plurality of phase difference detection pixels configured to perform autofocusing, a first grid pattern including a plurality of groove portions disposed on the second surface, a plurality of first microlenses selectively disposed on bottom surfaces of the plurality of groove portions corresponding to at least one of the first region and the second region, a plurality of color filters filling the plurality of groove portions, respectively, a second grid pattern superimposed on the first grid pattern, and a plurality of second microlenses separated by the second grid pattern and disposed on the plurality of color filters, respectively.