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Cavity-backed slot antenna

  • US 6,160,522 A
  • Filed: 04/02/1998
  • Issued: 12/12/2000
  • Est. Priority Date: 04/02/1998
  • Status: Expired due to Term
First Claim
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1. An antenna for radiating electromagnetic energy comprisinga conductive cavity, anda conductive film carried by a thin dielectric substrate above said cavity, said conductive film including one or more slots across which an electric field is applied to radiate said electromagnetic energy,characterized in that said one or more slots meander to increase the capacitance per unit length of said slot in a direction perpendicular to the electric field as compared to a simple straight slot.

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