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:
Jul. 29, 2025

Filed:

Jun. 17, 2021
Applicant:

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

Inventors:

Seunghyun Song, Suwon-si, KR;

Junetaeg Lee, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10F 39/00 (2025.01);
U.S. Cl.
CPC ...
H10F 39/807 (2025.01); H10F 39/8053 (2025.01); H10F 39/8057 (2025.01); H10F 39/8063 (2025.01); H10F 39/811 (2025.01);
Abstract

Disclosed is an image sensor including a first substrate having first and second surfaces opposite to each other and including a pixel array area that includes unit pixel regions, a pad area that surrounds the pixel array area, and an optical black area between the pixel array area and the pad area, a dielectric pattern on the first surface of the first substrate, and a light-shield pattern on a top surface of the dielectric pattern on the optical black area. The first substrate includes first and second trenches recessed from the first surface. The dielectric pattern includes a first part filling the first trench and defining the unit pixel regions, a second part filling the second trench, and a third part on the first surface of the first substrate and connected to the first and second parts.


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