US PATENT SUBCLASS 358 / 529
.~ Black signal synthesis

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

500  DF  NATURAL COLOR FACSIMILE {12}
529.~ Black signal synthesis

DEFINITION

Classification: 358/529

Black signal synthesis:

(under subclass 500) Subject matter for deriving a signal obtained from a black color of high density in a printout image.