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:
Jun. 17, 2008
Filed:
Mar. 06, 2007
Han-chi Liu, Dahu Shiang, TW;
Chung-wei Chang, Hsin-Chu, TW;
Shou-gwo Wuu, Hsin-Chu, TW;
Tong-chern Ong, Chong-Her, TW;
Chun-yao Ko, Bade, TW;
Han-Chi Liu, Dahu Shiang, TW;
Chung-Wei Chang, Hsin-Chu, TW;
Shou-Gwo Wuu, Hsin-Chu, TW;
Tong-Chern Ong, Chong-Her, TW;
Chun-Yao Ko, Bade, TW;
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Abstract
An image sensor device includes a semiconductor substrate having a first type of conductivity, a semiconductor layer having the first type of conductivity formed on the semiconductor substrate, and pixels formed in the semiconductor layer. The semiconductor layer includes a first deep well having the first type of conductivity and substantially underlying the plurality of pixels, and a second deep well having a second type of conductivity different from the first type of conductivity and substantially underlying the first deep well.