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Actively tunable planar antenna

  • US 20050264455A1
  • Filed: 05/26/2004
  • Published: 12/01/2005
  • Est. Priority Date: 05/26/2004
  • Status: Abandoned Application
First Claim
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1. An actively tunable patch antenna comprising a ground plane, a planar radiator, a feed point, a grounding line and first and second antenna branches forming a loop separated from each other by a groove, the patch antenna further comprising one or more additional grounding points between the planar radiator and the ground plane.

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