Facsimile and static presentation processing – Natural color facsimile – Color correction
Patent
1991-11-06
1993-09-14
Coles, Sr., Edward L.
Facsimile and static presentation processing
Natural color facsimile
Color correction
358500, 358448, G03F 308, H04N 140
Patent
active
052454193
ABSTRACT:
There are provided an image forming apparatus and method and apparatus for processing an image for the image forming apparatus, comprising: gradation reproducing means having different gradation reproducing characteristics; a color processing circuit for color processing in accordance with the gradation reproducing characteristic; and a process selecting circuit for selecting signal processes in the color processing circuit and the gradation reproducing means in accordance with an image region. Further, the color processing circuit has a masking coefficient train or UCR coefficients which are determined in accordance with the gradation reproducing characteristic. The process selecting circuit selects the signal processes in the color processing circuit and the gradation reproducing means in accordance with the image region.
REFERENCES:
patent: 4032969 (1977-06-01), Ueda
patent: 4636844 (1987-01-01), Sasaki
patent: 4680642 (1987-07-01), Shimano et al.
patent: 4745466 (1988-05-01), Yoshida et al.
patent: 4763199 (1988-08-01), Suzuki
Canon Kabushiki Kaisha
Coles Sr. Edward L.
Lee Thomas D.
LandOfFree
Color image forming apparatus and method and apparatus for proce does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Color image forming apparatus and method and apparatus for proce, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Color image forming apparatus and method and apparatus for proce will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2031480