Color correction device having a color conversion function

Details Color correction device having a color conversion function Color correction device having a color conversion function

1992-09-29

1994-07-12

Powell, Mark R.

Facsimile and static presentation processing

Natural color facsimile

Color separation

358523, 358501, 358529, H04N 146

Patent

active

053293851

ABSTRACT:
An apparatus for producing CMYK recording color component signal for each pixel in which RGB color component signal photoelectrically obtained from the original is converted into CMY color component signals. The converted CMY color component signals are separated into first, second and black color sub-component signals which are corrected respectively. Thereafter, the corrected first, second and black sub-component signals are added so as to form the recording color.

REFERENCES:
patent: 4953013 (1990-08-01), Tsuji et al.
patent: 4972256 (1990-11-01), Hirosawa et al.
patent: 5014124 (1991-05-01), Fujisawa

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