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. 06, 2022
Filed:
Aug. 25, 2020
Applicant:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Inventors:
Ching-Chung Su, Tainan, TW;
Hung-Wen Hsu, Tainan, TW;
Jiech-Fun Lu, Madou Township, TW;
Shih-Pei Chou, Tainan, TW;
Assignee:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14685 (2013.01); H01L 27/1462 (2013.01); H01L 27/1463 (2013.01); H01L 27/1464 (2013.01); H01L 27/14621 (2013.01); H01L 27/14627 (2013.01); H01L 27/14643 (2013.01); H01L 27/14689 (2013.01);
Abstract
The present disclosure relates to an integrated chip. The integrated chip includes an image sensing element disposed within a substrate. The substrate has a plurality of protrusions disposed along a first side of the substrate over the image sensing element and a ridge disposed along the first side of the substrate. The ridge continuously extends around the plurality of protrusions.