US PATENT SUBCLASS 345 / 15
.~.~ Curvilinear deflection control (e.g., lissajous)

Current as of: June, 1999
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345 /   HD   COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND SELECTIVE VISUAL DISPLAY SYSTEMS

10  DF  DATA RESPONSIVE CRT DISPLAY CONTROL {10}
13  DF  .~ Data responsive deflection control {4}
15.~.~ Curvilinear deflection control (e.g., lissajous)

DEFINITION

Classification: 345/15

Curvilinear deflection control (e.g., lissajous):

(under subclass 13) Subject matter in which the control means generates a complex waveform which includes some frequency and its harmonics with varying phases whereby the image may be built up by a circular or curvilinear deflection.