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Vehicle detector system and method

  • US 5,757,288 A
  • Filed: 05/02/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 05/02/1996
  • Status: Expired due to Fees
First Claim
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1. A method of detecting a moving vehicle traversing a predetermined point on a roadway, comprising:

  • positioning a coil antenna at said predetermined point for detecting electromagnetic radiation generated by operation of said vehicle and emitted by said vehicle as it traverses said predetermined point and producing a first signal,receiving and amplifying said first signal and outputting an amplified first signal,providing a detector for receiving said amplified first signal and detecting pulses caused only by operation of said moving vehicle and producing a digital signal corresponding thereto.

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