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Moving target simulator

  • US 6,067,041 A
  • Filed: 10/15/1998
  • Issued: 05/23/2000
  • Est. Priority Date: 10/15/1998
  • Status: Expired due to Fees
First Claim
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1. A moving target simulator for testing a radar system, the moving target simulator comprising:

  • a) a radio frequency receiver;

    b) a digital radio frequency memory in electrical communication with the radio frequency receiver for storing a signal received thereby;

    c) a digital delay circuit in electrical communication with the digital radio frequency memory for providing a time delay between reception and transmission of the radio frequency signal;

    d) an amplitude modulation circuit in electrical communication with the digital radio frequency memory for modulating an amplitude of the radio frequency signal;

    e) a Doppler modulation circuit in electrical communication with the digital radio frequency memory for providing a Doppler modulated signal;

    f) said digital delay circuit, amplitude modification circuit and Doppler modification circuits defining a correlated frequency signal to generate a simulated target with simulated linearly changing velocity wherein the simulated range chances parabolically; and

    g) a radio frequency transmitter for transmitting the correlated radio frequency signal.

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