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:
Sep. 03, 2024

Filed:

Jul. 16, 2021
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Dong-Chul Lee, Hwaseong-si, KR;

Beomsuk Lee, Seoul, KR;

Minho Jang, Suwon-si, KR;

Kwansik Cho, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14636 (2013.01); H01L 27/14623 (2013.01); H01L 27/1463 (2013.01); H01L 27/1464 (2013.01);
Abstract

An image sensor includes a first chip including a pixel region, a pad region, and an optical black region interposed between the pixel region and the pad region, and a second chip being in contact with a first surface of the first chip and including circuits for driving the first chip. The first chip includes a first substrate, a device isolation portion disposed in the first substrate and defining unit pixels, an interlayer insulating layer interposed between the first substrate and the second chip, a connection wiring structure disposed in the interlayer insulating layer, and a connection contact plug disposed in the interlayer insulating layer and connecting the connection wiring structure to the device isolation portion in the optical black region. The image sensor further includes a conductive pad disposed in the first chip or the second chip.


Find Patent Forward Citations

Loading…