US PATENT SUBCLASS 382 / 237
.~ Gray level to binary coding

Current as of: June, 1999
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382 /   HD   IMAGE ANALYSIS

232  DF  IMAGE COMPRESSION OR CODING {14}
237.~ Gray level to binary coding

DEFINITION

Classification: 382/237

Gray level to binary coding:

(under subclass 232) Subject matter in which multi-bit pixel* values representing a plurality of image intensity values are compressed or coded into single bit pixel* values representing one of two image intensities.

SEE OR SEARCH CLASS

341, Coded Data Generation or Conversion,

56, for multilevel to binary coding in digital converters.

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

147, for generation of grey scale of an image.

358, Facsimile,

429, and 455 through 460 for gray level to binary coding in facsimile.