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Constant frequency zero-voltage-switching multi-resonant converter

  • US 4,931,716 A
  • Filed: 05/05/1989
  • Issued: 06/05/1990
  • Est. Priority Date: 05/05/1989
  • Status: Expired due to Fees
First Claim
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1. A constant frequency zero-voltage-switched resonant switch, comprising:

  • first switching means operative in open and closed circuit positions;

    first resonant capacitor means in parallel with said first switching means;

    second switching means in series with said first switching means, said second switching means being operative in open and closed circuit positions, said first and second switching means forming a closed loop;

    second resonant capacitor means in parallel with said second switching means; and

    inductor means inserted in said closed loop for forming a resonant circuit with said first and second resonant capacitor means;

    wherein said first switching means is switched between said open and closed positions using a substantially constant frequency signal.

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