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:
Aug. 25, 2026

Filed:

Jan. 11, 2024
Applicant:

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

Inventor:

Kooktae Kim, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10F 39/00 (2025.01); H04N 25/63 (2023.01); H10F 39/18 (2025.01);
U.S. Cl.
CPC ...
H10F 39/8057 (2025.01); H04N 25/63 (2023.01); H10F 39/182 (2025.01);
Abstract

An image sensor includes a substrate having a pixel separation recess, a plurality of photo-sensing elements arranged in the substrate, and a pixel separation region filling the pixel separation recess, wherein the pixel separation region includes a first insulating layer covering an inner wall of the pixel separation recess, a first conductive layer covering at least a portion of a side surface of the first insulating layer within the pixel separation recess, a second insulating layer covering a portion of a side surface of the first conductive layer within an inner space defined by the first conductive layer, and a second conductive layer filling all of a space not filled by the second insulating layer from among the inner space defined by the first conductive layer, and connected to and in contact with the first conductive layer.


Find Patent Forward Citations

Quick Actions:

Kim, Kooktae. (2026). Image sensor including a pixel separation region having a reduced dark level (U.S. Patent No. 12720888). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12720888

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