Image analysis – Color image processing
Reexamination Certificate
2006-06-20
2006-06-20
Dang, Duy M. (Department: 2627)
Image analysis
Color image processing
C382S167000, C358S518000
Reexamination Certificate
active
07065246
ABSTRACT:
An image processing apparatus for processing complementary color image data output from an image capturing element including a complementary-color filter is provided. The apparatus comprises a middle-high-range luminance component compensation section for compensating for a middle-high-range luminance component of a low-frequency luminance signal generated based on the complementary color image data such that the low-frequency luminance signal has substantially an ideal frequency characteristic which is lower than or equal to a predetermined frequency.
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T. Abe et al., “Digital Signal Processing System of Single-Chip CCD Color camera for Business Use”, 55-58, Toshiba Review, 1994 vol. 49 No. 1.
Kawamura Hideaki
Otoi Katsuya
Takai Kensuke
Xiaomang Zhang
Dang Duy M.
Sharp Kabushiki Kaisha
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