US PATENT SUBCLASS 345 / 139
.~.~ Perspective

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

Internet Version by PATENTEC © 1999      Terms of Use


345 /   HD   COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND SELECTIVE VISUAL DISPLAY SYSTEMS

112  DF  DISPLAY ATTRIBUTE CONTROLLER {11}
133  DF  .~ Graphic display {6}
139.~.~ Perspective

DEFINITION

Classification: 345/139

Perspective:

(under subclass 133) Subject matter wherein the selective electrical control modifies the image data* to produce either a perspective or a shadow effect (e.g., providing a 3D effect on a two-dimensional display).

SEE OR SEARCH THIS CLASS, SUBCLASS:

419, for three-dimensional presentation involving significant data processing.