Image processing method including means for judging a chromatic

Details Image processing method including means for judging a chromatic Image processing method including means for judging a chromatic

1993-01-08

1993-10-05

Brinich, Stephen

Facsimile and static presentation processing

Natural color facsimile

Black signal synthesis

358527, H04N 146

Patent

active

052510239

ABSTRACT:
An apparatus for image processing including a processor for executing a predetermined processing on black character areas in an image represented by an input color image signal, a first judging unit for judging a chromatic portion of the image, a second judging unit for judging an achromatic portion of the image in an area which has been judged to be a chromatic portion and a controller for controlling the processor according to the judgement made by the second judging unit.

REFERENCES:
patent: 4958219 (1990-09-01), Kadowaki
patent: 5014124 (1991-05-01), Fujisawa
patent: 5031034 (1991-07-01), Shimizu et al.
patent: 5047844 (1991-09-01), Ikeda et al.

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