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:
Aug. 13, 2013
Filed:
Aug. 21, 2012
Applicants:
Hidetoshi Nozaki, Sunnyvale, CA (US);
Fei Wu, San Jose, CA (US);
Inventors:
Hidetoshi Nozaki, Sunnyvale, CA (US);
Fei Wu, San Jose, CA (US);
Assignee:
OmniVision Technologies, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/062 (2012.01);
U.S. Cl.
CPC ...
Abstract
An image sensor having an array of pixels disposed in a substrate. The array of pixels includes photosensitive elements, a color filters, and waveguide walls. The waveguide walls are disposed in the color filters and surround portions of the color filters to form waveguides through the color filters. In some embodiments, metal walls may be coupled to the waveguide walls.