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:
Mar. 25, 2014
Filed:
Dec. 01, 2011
Applicant:
Manoj Bikumandla, San Jose, CA (US);
Inventor:
Manoj Bikumandla, San Jose, CA (US);
Assignee:
OmniVision Technologies, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/00 (2006.01); H01L 27/148 (2006.01);
U.S. Cl.
CPC ...
Abstract
Implementations of a pixel including a substrate having a front side, a back side, and a photosensitive region formed on or near the front side, a dielectric layer formed on the front side, and a metal stack having a bottom side and a top side, the bottom side being on the dielectric layer. A light guide is formed in the dielectric layer and the metal stack and extending from the front side of the substrate to the top side of the metal stack, the light guide having a refractive index equal to or greater than the refractive index of the substrate. Other implementations are disclosed and claimed.