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Dispersive jammer cancellation

  • US 6,653,969 B1
  • Filed: 02/19/1993
  • Issued: 11/25/2003
  • Est. Priority Date: 02/19/1993
  • Status: Expired due to Term
First Claim
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1. A method of suppressing noise due to jamming comprising the steps of:

  • (a) transmitting a main beam and a secondary beam along separate, non-overlapping paths directed to a source of reflected jamming signals from the same source of said jamming signals;

    (b) receiving reflections of said main beam and said secondary beam as well as said reflected jamming signals in the reflection path of each of said main beam and said secondary beam; and

    (c) correlating said reflections and subtracting correlated portions of each of said reflections to provide signals indicative of a detected target.

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