Apparatus and method for color transformation

Details Apparatus and method for color transformation Apparatus and method for color transformation

1993-02-17

1994-07-19

Powell, Mark R.

Facsimile and static presentation processing

Natural color facsimile

358520, 358522, 358523, 358524, 358525, H04N 146

Patent

active

053314395

ABSTRACT:
Color transformation apparatus for transforming an input color space into an output color space and including a first LUT for transforming a first portion of the input color space into a corresponding first portion of the output color space, a second LUT for transforming a second portion of the input color space into a corresponding second portion of the output color space, and a control unit for channeling input values included in the first and second portions of the color space to the first and second LUTs respectively.

REFERENCES:
patent: 4839721 (1989-06-01), Abdulwahab et al.
patent: 4941039 (1990-07-01), E'Errico
patent: 4992861 (1991-02-01), D'Errico

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