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Feed-point tuned wide band antenna

  • US 7,800,543 B2
  • Filed: 02/10/2009
  • Issued: 09/21/2010
  • Est. Priority Date: 03/31/2008
  • Status: Expired due to Fees
First Claim
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1. An antenna comprising:

  • a first radiating structure located substantially in a first plane;

    a second radiating structure electrically connected to said first radiating structure and located substantially in a second plane, said first plane being spaced apart from and substantially parallel to said second plane;

    a feed point located substantially in said second plane and substantially in register with a first end of said first radiating structure, said feed point being electrically connected to said first radiating structure;

    a block of dielectric material located substantially between said first radiating structure and second radiating structure and said feed point to provide a spacing between said first and second planes; and

    a stub comprising a length of transmission line having a first end electrically connected to said feed point and a second free end, said stub being located substantially in said second plane and extending in a direction from said feed point towards a second end of said first radiating structure, said second end being opposite said first end of said first radiating structure.

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