A color image forming apparatus is provided for reproducing, on an image output medium, an original color image formed on an image input medium. In the color image forming apparatus, a color distribution state of the original color image is detected. A color image data of a color of each of picture elements...http://www.google.fr/patents/US5237409?utm_source=gb-gplus-shareBrevet US5237409 - Color image forming apparatus using color compressed color data
Color image forming apparatus using color compressed color data
