US PATENT SUBCLASS 358 / 520
.~.~ Hue, saturation and luminance


Current as of: June, 1999
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358 /   HD   FACSIMILE AND STATIC PRESENTATION PROCESSING

500  DF  NATURAL COLOR FACSIMILE {12}
518  DF  .~ Color correction {5}
520.~.~ Hue, saturation and luminance


DEFINITION

Classification: 358/520

Hue, saturation and luminance:

(under subclass 518) Subject matter wherein the color correction is modified by (a) changing the dimension of color that refers to a scale of perception ranging from red through yellow, green and blue, and circulates back to red; (b) a pure color; (i.e., one not mixed with white light;) or (c) a photometric quantity of light radiation.