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Sensor arrangement, especially for a landmine

  • US 5,489,909 A
  • Filed: 05/29/1992
  • Issued: 02/06/1996
  • Est. Priority Date: 06/14/1991
  • Status: Expired due to Fees
First Claim
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1. Sensor arrangement for an active member, especially such as a landmine deployed against ground and airborne target objects;

  • said active member comprising a waking sensor responsive to the approach of a target object;

    a low-frequency nondirectionally operating NLOS radar including a proximity-dependently operating multi-target extractor;

    a direction-finding base including a plurality of microphones for the obtention of a bearing information from the sensor arrangement to target objects;

    a memory storage connected to an output of said radar which is periodically updated with information relative to the surroundings obtained from the sensor arrangement, said active member including at least three microphones which are spaced from the active member so as to attain a relatively large base configuration in comparison with the base of the active member, one of said microphones being fixedly located on the active member, and the remaining microphones being connected with the active member, and wherein the microphones which are spaced from each other are arranged for determining their mutual spacing and the distance from the active member.

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