BEAM TILTING PATCH ANTENNA USING HIGHER ORDER RESONANCE MODE

  • US 20080129636A1
  • Filed: 04/25/2007
  • Published: 06/05/2008
  • Est. Priority Date: 12/04/2006
  • Status: Active Grant
First Claim
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1. A patch antenna comprising:

  • a radiating element formed of a conductive material;

    a plurality of feed lines electrically connected to said radiating element at a plurality of feed ports;

    at least one phase shift circuit electrically connected to at least one of said plurality of feed lines for phase shifting a base signal to achieve a phase-shifted signal; and

    said plurality of feed ports spaced apart from one another such that said radiating element is excitable at said feed ports to generate a circularly polarized radiation beam solely in a higher order mode at a desired frequency.

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