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:
Sep. 20, 2011
Filed:
Aug. 04, 2010
Applicant:
Sang Hyuk Park, Chungcheongbuk-do, KR;
Inventor:
Sang Hyuk Park, Chungcheongbuk-do, KR;
Assignee:
Crosstek Capital, LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/062 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image sensor including a first region where a pad is to be formed, and a second region where a light-receiving element is to be formed. A pad is formed over a substrate of the first region. A passivation layer is formed over the substrate of the first and second regions to expose a portion of the pad. A color filter is formed over the passivation layer of the second region. A microlens is formed over the color filter. A bump is formed over the pad. A protective layer is formed between the bump and the pad to expose the portion of the pad.