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Coupling structure, resonator excitation structure and filter for coplanar-waveguide circuit

  • US 20060193559A1
  • Filed: 02/09/2006
  • Published: 08/31/2006
  • Est. Priority Date: 02/09/2005
  • Status: Active Grant
First Claim
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1. A coupling structure for coupling to a circuit portion in a coplanar-waveguide circuit having ground conductors at both sides, comprising:

  • a signal input/output line provided at the center of the coplanar-waveguide circuit; and

    an inductive coupling portion having an end of the signal input/output line short-circuited to one of the ground conductors and facing a part of the circuit portion via a first gap.

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