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ANTENNA ARRAY SYSTEM

  • US 3,618,097 A
  • Filed: 06/17/1963
  • Issued: 11/02/1971
  • Est. Priority Date: 06/17/1963
  • Status: Expired due to Term
First Claim
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1. In combination:

  • first oscillator means for generating a first signal;

    second oscillator means for generating a second signal;

    means for obtaining frequency multiples of said first and second signals;

    means for mixing predetermined multiples of said first signal with predetermined multiples of said second signal to derive a set of signals differing in frequency by an amount equal to the frequency difference between said first and second signals; and

    means for varying the frequency of at least one of said first and second signals.

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