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Antenna and method for steering antenna beam direction

  • US 7,911,402 B2
  • Filed: 03/05/2008
  • Issued: 03/22/2011
  • Est. Priority Date: 03/05/2008
  • Status: Active Grant
First Claim
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1. An antenna comprising;

  • A first antenna element positioned above a ground plane and forming an antenna volume therebetween;

    a first parasitic element positioned outside of said antenna volume and adjacent to said first antenna; and

    a first active tuning element associated with said first parasitic element, said first active tuning element adapted to vary a current mode about said first parasitic element for actively steering a radiation pattern associated with said first antenna element.

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