Color image processing apparatus

Details Color image processing apparatus Color image processing apparatus

1990-04-27

1992-04-28

Boudreau, Leo H.

Facsimile and static presentation processing

Static presentation processing

Attribute control

382 17, H04N 146

Patent

active

051092743

ABSTRACT:
A color image processing apparatus wherein a color code is generated by a color code generating device in a state where a region to be assigned to chromatic color or achromatic color is changed according to the density gradient of color reading signals, and a document discrimination is executed by counting this color code for each pixel by a document discriminating device. A region to be assigned to achromatic color or chromatic color is changed in accordance with the kinds of images, and simultaneously, a different image processing is carried out according to the kind of an image.

REFERENCES:
patent: 4841361 (1989-06-01), Matsunawa et al.
patent: 4980760 (1990-12-01), Hiratsuka et al.

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