US PATENT SUBCLASS 363 / 42
.~.~.~.~ Including notching

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

13  DF  CURRENT CONVERSION {25}
39  DF  .~ With means to introduce or eliminate frequency components {2}
40  DF  .~.~ In inverter systems {2}
41  DF  .~.~.~ By pulse modulation technique (e.g., PWM, PPM, etc.) {1}
42.~.~.~.~ Including notching

DEFINITION

Classification: 363/42

Including notching:

(under subclass 41) Subject matter wherein "Notches" are produced in the inverted waveform by temporarily applying opposite discrete voltages from that which dominates during the waveform cycle.