US PATENT SUBCLASS 349 / 85
.~.~ Producing a greyscale effect


Current as of: June, 1999
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349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

56  DF  PARTICULAR STRUCTURE {7}
84  DF  .~ Having significant detail of cell structure only {17}
85.~.~ Producing a greyscale effect


DEFINITION

Classification: 349/85

Producing a greyscale effect:

(under subclass 84) Subject matter including particular structure which produces gradation.

(1) Note. Included here are varied subpixel thicknesses.

SEE OR SEARCH THIS CLASS, SUBCLASS:

144, for greyscale resultant from split pixels.

173, for greyscale resultant from a liquid crystal property or from uniform boundary conditions.

SEE OR SEARCH CLASS

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems, 89, for producing a greyscale effect in a liquid crystal device.