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Cavity-backed slot antenna with an active artificial magnetic conductor

  • US 10,103,445 B1
  • Filed: 06/04/2013
  • Issued: 10/16/2018
  • Est. Priority Date: 06/05/2012
  • Status: Active Grant
First Claim
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1. A cavity-backed slot antenna having a cavity therein, the cavity-backed slot antenna comprising an artificial magnetic conductor (AMC) disposed in said cavity-backed slot antenna, the AMC being formed by an array of metal patches displaced by a distance above a bottom of said cavity, the metal patches have edges confronting sidewalls of the cavity, said edges being electrically connected to said sidewalls, the AMC being loaded with active reactive elements.

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