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. 02, 2022

Filed:

Sep. 29, 2020
Applicant:

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

Inventors:

Gwi-Deok Ryan Lee, Suwon-si, KR;

Taeyon Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); H01L 27/148 (2006.01); H01L 31/062 (2012.01);
U.S. Cl.
CPC ...
H01L 27/14609 (2013.01); H01L 27/1463 (2013.01); H01L 27/14603 (2013.01); H01L 27/14636 (2013.01); H01L 27/14643 (2013.01); H01L 27/14689 (2013.01); H01L 27/14893 (2013.01); H01L 31/062 (2013.01);
Abstract

An image sensor may include a substrate including a plurality of unit pixel regions and having first and second surfaces facing each other. Each of the unit pixel regions may include a plurality of floating diffusion parts spaced apart from each other in the substrate, storage nodes provided in the substrate to be spaced apart from and facing the floating diffusion parts, a transfer gate adjacent to a region between the floating diffusion parts and the storage nodes, and photoelectric conversion parts sequentially stacked on one of the first and second surfaces. Each of the photoelectric conversion parts may include common and pixel electrodes respectively provided on top and bottom surfaces thereof and each pixel electrode may be electrically connected to a corresponding one of the storage nodes.


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