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METHOD FOR DETERMINING THE POSITION, NOTABLY IN TERMS OF ELEVATION, OF A TARGET FLYING AT VERY LOW ALTITUDE

  • US 20090315755A1
  • Filed: 05/09/2007
  • Published: 12/24/2009
  • Est. Priority Date: 05/16/2006
  • Status: Active Grant
First Claim
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1. Method for determining by an electromagnetic detection system an elevation of a target close to a ground, comprising the steps of:

  • receiving, by a reception antenna, a first signal emitted directly by a target;

    receiving, by the reception antenna, a second signal emitted by the target towards the ground then reflected by the ground toward the electromagnetic detection system; and

    determining the of the target from an amplitude of an interference signal produced by the first signal and by the second signal.

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