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Suspended stripline rat race mixer with simplified I. F. extraction

  • US 4,811,426 A
  • Filed: 05/07/1987
  • Issued: 03/07/1989
  • Est. Priority Date: 05/07/1987
  • Status: Expired due to Term
First Claim
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1. In a suspended stripline utilizing a substrate and having RF and LO signal inputs, and providing an IF signal output, a rat race mixer;

  • said rat race mixer being in the form of a ring that is entirely surrounded by a ground plane, located on the same side of said substrate as said ring,said ring having an outer part and a center,diode means on said outer part of said ring, connecting said ring to said ground plane at locations of RF signal and LO signal maxima, andmeans in the form of a high impedance lead at the center of said ring, at which the generated IF signal is extracted.

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