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:
Apr. 26, 2016
Filed:
Feb. 27, 2014
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd, Hsin-Chu, TW;
Inventors:
Volume Chien, Tainan, TW;
Kun-Huei Lin, Tainan, TW;
Chia-Yu Wei, Tainan, TW;
Allen Tseng, Kaohsiung, TW;
Chi-Cherng Jeng, Tainan, TW;
Chuan-Pu Liu, Tainan, TW;
Assignee:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/148 (2006.01); H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14623 (2013.01); H01L 27/1463 (2013.01); H01L 27/14685 (2013.01); H01L 27/1464 (2013.01); H01L 27/14621 (2013.01); H01L 27/14627 (2013.01);
Abstract
The disclosure provides an image sensor device and a manufacturing method. The image sensor device includes a semiconductor substrate and a light sensing region in the semiconductor substrate. The image sensor device also includes a light blocking structure in the semiconductor substrate and adjacent to the light sensing region. A sidewall of the light blocking structure is a curved surface.