US PATENT SUBCLASS 358 / 461
.~.~.~.~ Shade correction

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


358 /   HD   FACSIMILE AND STATIC PRESENTATION PROCESSING

400  DF  FACSIMILE {17}
443  DF  .~ Specific signal processing circuitry {7}
448  DF  .~.~ Image processing {12}
455  DF  .~.~.~ Gray level processing {2}
461.~.~.~.~ Shade correction

DEFINITION

Classification: 358/461

Shade correction:

(under subclass 455) Subject matter wherein a reference signal is used to determine or correct the proper level of the output signal generated by a picture signal generator.