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PWM inverter circuit having a filtered fundamental feedback DC link variation circuit

  • US 4,935,859 A
  • Filed: 10/13/1989
  • Issued: 06/19/1990
  • Est. Priority Date: 10/13/1989
  • Status: Expired due to Fees
First Claim
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1. An AC power source, comprising:

  • converter means for receiving a DC signal and applying a PWM pattern of switching transients to said DC signal to produce an AC signal from said DC signal; and

    feedback means for receiving said AC signal, said feedback means modulating said DC signal to eliminate short duration switching transients in said PWM pattern.

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