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:
Dec. 16, 2025
Filed:
May. 10, 2022
Applicant:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Inventors:
Y.C. Chang, Kaohsiung, TW;
Yen-Ting Chiang, Tainan, TW;
Shyh-Fann Ting, Tainan, TW;
Jen-Cheng Liu, Hsinchu, TW;
Assignee:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10F 39/00 (2025.01); H10F 39/12 (2025.01); H10F 39/18 (2025.01);
U.S. Cl.
CPC ...
H10F 39/011 (2025.01); H10F 39/18 (2025.01); H10F 39/199 (2025.01); H10F 39/8053 (2025.01); H10F 39/8063 (2025.01); H10F 39/811 (2025.01);
Abstract
The present disclosure describes an image sensor and a method for forming the image sensor. The image sensor includes an image sensing element disposed on a substrate, an extension pad disposed adjacent to the image sensing element, and a polysilicon pillar disposed on the extension pad. The image sensor further includes an insulating layer disposed over the image sensing element, the extension pad, and the polysilicon pillar.