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ANTENNA OPERABLE AT TWO FREQUENCY BANDS SIMULTANEOUSLY

  • US 20080111755A1
  • Filed: 10/31/2007
  • Published: 05/15/2008
  • Est. Priority Date: 05/24/2006
  • Status: Active Grant
First Claim
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1. An antenna capable of simultaneously operating at two frequency bands, comprising,a square waveguide cavity having a top surface, bottom surface, and four sidewalls;

  • at least one radiating element optimized for operation at a first frequency band and provided on the top surface symmetrically about the waveguide cavity'"'"'s diagonal;

    a plurality of second radiating elements, each optimized for operation at a second band of frequencies, and provided on the top surface symmetrically about the waveguide cavity'"'"'s diagonal;

    a radiation source coupling a planar wave into the waveguide cavity through one of the sidewalls.

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