US PATENT SUBCLASS 363 / 45
.~.~.~ Including means for reducing ripples from the output

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}
44  DF  .~.~ In rectifier systems {1}
45.~.~.~ Including means for reducing ripples from the output {2}
46  DF  .~.~.~.~> With ripple responsive, automatic control
47  DF  .~.~.~.~> With low pass L or LC filter {1}

DEFINITION

Classification: 363/45

Including means for reducing ripples from the output:

(under subclass 44) Subject matter wherein the means reduce the ripple from the output D.C. line.

(1) Note. The most usual means in this subclass is a low pass filter used to eliminate ripple from the D.C. line.

SEE OR SEARCH CLASS

333, Wave Transmission Lines and Networks,

181, for filters of the smoothing type, e.g., direct current power supply filters.