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Active micropatch antenna device and array system

  • US 5,982,326 A
  • Filed: 07/21/1997
  • Issued: 11/09/1999
  • Est. Priority Date: 07/21/1997
  • Status: Expired due to Fees
First Claim
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1. An active integrated antenna device, comprising:

  • a substrate;

    at least one antenna element formed on said substrate;

    a hybrid circuit formed on said substrate, and electrically communicating with said antenna element;

    a first port, formed on said substrate, interconnecting an input of said hybrid circuit to said antenna element, said first port for receiving an input signal having a first circular polarization;

    a second port, formed on said substrate, interconnecting an output of said hybrid circuit to said antenna element, said second port for returning an output signal having a second circular polarization opposite to said first circular polarization; and

    an active circuit formed on said substrate, said active circuit electrically communicating with said output of said hybrid circuit, said active circuit including an amplifier for amplifying said output signal.

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