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US Patent 7643699 Image processing based on local noise statistics

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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7643699
Date of Patent
January 5, 2010
Patent Application Number
11174685
Date Filed
July 5, 2005
Patent Primary Examiner
Charles Kim
Charles Kim
Patent abstract

Processing of a digital image includes applying a function to a plurality of pixels in the image, the function relating a noise statistic to pixel intensity values. By applying the noise statistic function, a noise statistic value is produced for each of the pixels. Each of the pixels is processed with respect to its noise statistic value.

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