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Stacked microstrip antenna

  • US 5,124,733 A
  • Filed: 03/13/1990
  • Issued: 06/23/1992
  • Est. Priority Date: 04/28/1989
  • Status: Expired due to Term
First Claim
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1. A stacked microstrip antenna comprising:

  • a ground plane;

    a first dielectric layer formed on said ground plane;

    a first radiating element formed on said first dielectric layer;

    a second dielectric layer formed on said first radiating element;

    a second radiating element formed on said second dielectric layer;

    short-circuiting means disposed along side planes of said first and second dielectric layers for short-circuiting said ground plane, said first radiating element and said second radiating element, said short-circuiting means comprising a first short-circuiting means for short-circuiting said ground plane and said first radiating element, and a second short-circuiting means for short-circuiting said first radiating element and said second radiating element, and wherein a widthwise dimension of said first short-circuiting means is narrower than a widthwise dimension of said second short-circuiting means; and

    feeding means for feeding a power to said ground plane and one of said first and second radiating elements.

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