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Shortened folded monopole with radiation efficiency increased by ferrite loading

  • US 3,295,137 A
  • Filed: 09/08/1964
  • Issued: 12/27/1966
  • Est. Priority Date: 09/08/1964
  • Status: Expired due to Term
First Claim
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1. AN ANTENNA STRUCTURE THAT CAN BE SUBSTANTIALLY SHORTENED WHILE MAINTAINING HIGH EFFICIENCY OF RADIATION COMPRISING A COAXIAL CONDUCTOR WITH THE OUTER CONDUCTOR CONNECTED TO A GROUND PLANE, AN INNER CONDUCTOR HAVING A DRIVEN AND GROUNDED SECTION COUPLED BY A COUPLING SECTION AND WITH THE GROUNDED SECTION CONNECTED TO THE

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