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High-frequency power amplifier

  • US 20050077964A1
  • Filed: 10/12/2004
  • Published: 04/14/2005
  • Est. Priority Date: 10/14/2003
  • Status: Active Grant
First Claim
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1. A high-frequency power amplifier for amplifying a high-frequency signal, comprising:

  • a high-frequency signal amplification transistor for amplifying the high-frequency signal;

    a bias circuit for supplying current to a base electrode of the high-frequency signal amplification transistor;

    an inductor connected between the high-frequency signal amplification transistor and the bias circuit; and

    a capacitor connected at one end between the bias circuit and the inductor and grounded at another end.

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