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.

Date of Patent:
Aug. 09, 2016

Filed:

Apr. 02, 2014
Applicant:

Omnivision Technologies, Inc., Santa Clara, CA (US);

Inventors:

Jiangtao Kuang, Sunnyvale, CA (US);

Donghui Wu, Sunnyvale, CA (US);

Chao Wang, Shanghai, CN;

Eiichi Funatsu, San Jose, CA (US);

Assignee:

OmniVision Technologies, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/228 (2006.01); H04N 5/355 (2011.01); H04N 5/235 (2006.01);
U.S. Cl.
CPC ...
H04N 5/35554 (2013.01); H04N 5/2355 (2013.01); H04N 5/35545 (2013.01); H04N 5/35563 (2013.01);
Abstract

A method of reading pixel data from a pixel array includes exposing each one of a plurality of regions of pixels a respective exposure time. Pixel data is read from the plurality of regions of pixels. The pixel data is interpolated from a first one of the plurality of regions of pixels to determine the pixel data of the regions of pixels other than the first one of the plurality of regions of pixels to generate a first image having the first exposure time. The pixel data is interpolated from the second one of the plurality of regions of pixels to determine the pixel data of the regions of pixels other than the second one of the plurality of regions to generate a second image having the second exposure time. The images are combined to produce a high dynamic range image.


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