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:
May. 06, 2014

Filed:

Dec. 11, 2009
Applicants:

Buyue Zhang, Plano, TX (US);

Rajesh Narasimha, Plano, TX (US);

Inventors:

Buyue Zhang, Plano, TX (US);

Rajesh Narasimha, Plano, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/73 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for automatic white balancing of an image. The method includes retrieving scene analysis of the image, determining at least one of the type of the scene and a scene content map utilizing the scene analysis of the image, performing scene adaptive white balance, if overall scene category type is used, perform white balance by applying global R, G, B gains optimized for the global scene type, and if scene segmentation map is used, perform locally adaptive white balance by applying an R, G, B gain map optimized for each scene content.


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Zhang, Buyue. (2014). Method and apparatus for improving automatic white balance with scene information (U.S. Patent No. 8717459). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8717459

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