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Antenna and method for steering antenna beam direction

  • US 8,362,962 B2
  • Filed: 02/17/2011
  • Issued: 01/29/2013
  • Est. Priority Date: 03/05/2008
  • Status: Active Grant
First Claim
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1. An antenna comprising;

  • an isolated magnetic dipole (IMD) 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 antenna element for providing an electromagnetic coupling therebetween; and

    a first active tuning element associated with said first parasitic elementwherein said first active tuning element is adapted to vary a reactance on said first parasitic element for altering a current mode of the antenna.

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