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Sidelobe controlled radio transmission region in metallic panel

  • US 20040107641A1
  • Filed: 12/04/2002
  • Published: 06/10/2004
  • Est. Priority Date: 12/04/2002
  • Status: Active Grant
First Claim
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1. A panel comprising:

  • a metal layer; and

    a tapered aperture in said metal layer, said tapered aperture comprised of an array of openings adapted to enable the transmission of a radio frequency signal through said metal layer;

    wherein the relative transmission coefficient across said tapered aperture is at least about 90% at a center of said tapered aperture and less than about 40% at an edge of said tapered aperture.

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