Pixel defect detecting/correcting device and pixel defect detecting/correcting method
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United States of America Patent
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Jul 21, 2009
Grant Date -
Jan 19, 2006
app pub date -
Dec 11, 2003
filing date -
Dec 24, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pixel defect detecting and correcting apparatus and method for detecting and correcting defects where the number of correctable defect pixels is not restricted to the capacity of a memory. The apparatus includes a color difference and luminance calculating block which calculates the absolute values of the color differences of adjacent pixels and a defect judgment target pixel, and color difference and luminance data. The apparatus also includes a maximum and minimum data values detecting block; a color difference interpolated value calculating block and a luminance interpolated value calculating block which obtain the color difference interpolated values and luminance interpolated values of the defect judgment target pixel.
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