US PATENT SUBCLASS 363 / 26
.~.~.~.~.~ Using pulse with modulation

Current as of: June, 1999
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363 /   HD   ELECTRIC POWER CONVERSION SYSTEMS

13  DF  CURRENT CONVERSION {25}
15  DF  .~ Including D.C.-A.C.-D.C. converter {5}
16  DF  .~.~ Having transistorized inverter {5}
24  DF  .~.~.~ Double ended (i.e., push-pull) separately driven type {1}
25  DF  .~.~.~.~ With automatic control of the magnitude of the output voltage or current {1}
26.~.~.~.~.~ Using pulse with modulation

DEFINITION

Classification: 363/26

Using pulse width modulation:

(under subclass 25) Subject matter wherein circuit means are included to control the duration of the pulses that drive the transistors, which regulate the magnitude of the output voltage or current.

SEE OR SEARCH THIS CLASS, SUBCLASS:

41+, for pulse modulating techniques in introducing or eliminating frequency components to or from inverter systems.