Image processing apparatus and method which prevents the generat

Details Image processing apparatus and method which prevents the generat Image processing apparatus and method which prevents the generat

1999-06-12

2000-06-13

Lee, Thomas D.

Image analysis

Image enhancement or restoration

Edge or contour enhancement

382269, H04N 146

Patent

active

060759046

ABSTRACT:
An image processing apparatus for color-correcting image data for outputting to image forming means includes an input unit for inputting image data, a discrimination unit for determining whether or not the image data is of a predetermined color, a color correction unit for color-correcting the image data even if the image data is lower than a predetermined level in such a manner that a light emitting device in the image forming unit emits light at a small light emission level, and an output unit for outputting the color-corrected image data or image data generally representing white to the image forming means based on the result of the determination.

REFERENCES:
patent: 4800442 (1989-01-01), Riseman et al.
patent: 5164825 (1992-11-01), Kobayashi et al.
patent: 5357583 (1994-10-01), Sato et al.
patent: 5669172 (1997-09-01), Hattori et al.

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