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Curved microstrip antennas

  • US 4,823,145 A
  • Filed: 09/12/1986
  • Issued: 04/18/1989
  • Est. Priority Date: 09/12/1986
  • Status: Expired due to Term
First Claim
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1. A low profile antenna adapted to send and/or receive circuitry polarized waves and constructed so as to exhibit a substantially constant input impedance over a predetermined frequency range, the combination comprising:

  • a ground surface, at least a section of which is conically shaped;

    a single strip conductive means positioned over said ground surface, a portion of said conductive means exhibiting a gradually increasing width from a feed point, said portion juxtaposed over said conically shaped section of said ground surface; and

    signal feed means connected to said feed point.

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