US Patent 7868930 Method and apparatus for automatic white balance

Patent 7868930 was granted and assigned to Omnivision Technologies, Inc. on January, 2011 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Omnivision Technologies, Inc.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7868930

Date of Patent

January 11, 2011

Patent Application Number

12037835

Date Filed

February 26, 2008

Patent Primary Examiner

Sinh Tran

Patent abstract

A method of automatic white balance for an image capture system is disclosed. The automatic white balance mechanism ascertains the illuminant source of an image by analyzing the number of white pixels within a predefined white area in a color space diagram. The automatic white balance mechanism also determines gain adjustments based on the evaluating the average RGB values to achieve white balance.