US PATENT SUBCLASS 358 / 465
.~.~.~ Picture signal thresholding


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

400  DF  FACSIMILE {17}
443  DF  .~ Specific signal processing circuitry {7}
448  DF  .~.~ Image processing {12}
465.~.~.~ Picture signal thresholding {1}
466  DF  .~.~.~.~> Variable thresholding technique


DEFINITION

Classification: 358/465

Picture signal thresholding:

(under subclass 448) Subject matter wherein the picture signal is thresholded by a unique technique for determining the level (black or white) of the picture.