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Tunable matching network circuit topology selection

  • US 8,115,572 B2
  • Filed: 04/24/2009
  • Issued: 02/14/2012
  • Est. Priority Date: 04/25/2008
  • Status: Active Grant
First Claim
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1. A tunable network, comprising:

  • two inductors connected in series;

    a shunt capacitor coupled between a series connection of the two inductors and a ground; and

    at least one tunable capacitor, in parallel with the two inductors, wherein the at least one tunable capacitor tunes a self-resonant frequency and a reactive impedance of the two inductors.

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