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:
Oct. 09, 2007
Filed:
Dec. 29, 2005
Applicant:
Sang Gi Lee, Bucheon, KR;
Inventor:
Sang Gi Lee, Bucheon, KR;
Assignee:
Dongbu Electronics Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/0232 (2006.01);
U.S. Cl.
CPC ...
Abstract
A CMOS image sensor includes a photodiode in a semiconductor substrate; an insulating interlayer over the semiconductor substrate including the photodiode; a passivation layer pattern on the insulating interlayer corresponding to the photodiode; a first light-shielding layer pattern on the insulating interlayer between each passivation layer pattern; a second light-shielding layer pattern on the first light-shielding layer pattern; and at least one microlens on the passivation layer pattern.