Calibration of color devices

Details Calibration of color devices Calibration of color devices

2004-09-20

2008-07-01

Haskins, Twyler L. (Department: 2625)

Facsimile and static presentation processing

Static presentation processing

Attribute control

C358S504000, C358S518000, C358S525000, C358S529000

Reexamination Certificate

active

07394566

ABSTRACT:
A method of adjusting a non-black primary color value including determining first, second and third portions of the non-black primary color value; determining a first contribution using a first one-dimensional look-up table and the first portion, wherein the primary color value is used as an index to the first one-dimensional look-up table; determining a second contribution using a second one-dimensional look-up table and the second portion, wherein the primary color value is used as an index to the second one-dimensional look-up table; determining a third contribution using a third one-dimensional look-up table and the third portion, wherein the primary color value is used as an index to the third one-dimensional look-up table; and summing the first, second and third contributions.

REFERENCES:
patent: 2004/0070776 (2004-04-01), Yao et al.
patent: 2004/0114164 (2004-06-01), Linder et al.

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