US PATENT SUBCLASS 84 / 694
.~.~.~.~ Modulation

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

Internet Version by PATENTEC © 1999      Terms of Use


84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
600  DF  .~ Electrical musical tone generation {5}
671  DF  .~.~ Electric analog oscillators {9}
692  DF  .~.~.~ Tone synthesis or timbre control {4}
694.~.~.~.~ Modulation {2}
695  DF  .~.~.~.~.~> Amplitude
696  DF  .~.~.~.~.~> Angle (i.e., frequency or phase)

DEFINITION

Classification: 84/694

Modulation:

(under subclass 692) Subject matter wherein tones are synthesized or modified by varying a carrier wave in accordance with a modulation wave.

SEE OR SEARCH THIS CLASS, SUBCLASS:

624, for modulation with digital storage.