White balance correction in digital camera images
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United States of America Patent
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Jan 26, 2010
Grant Date -
Jul 13, 2006
app pub date -
Jan 11, 2005
filing date -
Jan 11, 2005
priority date (Note) -
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Abstract
A method of enhancing a digital image produced by a digital imaging device, includes using the digital imaging device to capture at least two original digital images of the same scene with each digital image being under two different lighting conditions and producing for each such digital images a plurality of pixels; using the pixel values of at least two of the captured digital images under different lighting conditions to produce difference values; and modifying the pixel values of the original digital image in response to the corresponding difference values.
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