Vehicle classification system using profile

  • US 5,392,034 A
  • Filed: 02/05/1993
  • Issued: 02/21/1995
  • Est. Priority Date: 02/07/1992
  • Status: Expired due to Fees
  • ×
    • Pin Icon | RPX Insight
    • Pin
First Claim
Patent Images

1. A vehicle identification apparatus for identifying a vehicle type, the apparatus comprising:

  • first detecting means for detecting a passage of a vehicle, the first detecting means having a plurality of first light detecting elements, the first light detecting elements being disposed so as to be substantially parallel to a passage direction of the vehicle, each of said first light detecting elements successively detecting the passage of the vehicle;

    second detecting means for detecting a profile of the vehicle, the second detecting means having a plurality of second light detecting elements disposed perpendicular to the passage direction of the vehicle, the second detecting means repeatedly detecting a part of the profile of the vehicle in accordance with the detected passage of the vehicle by the first detecting means;

    means for storing a plurality of reference profiles;

    means for comparing the profile detected by the second detecting means with at least one of the reference profiles; and

    means for identifying the vehicle type based upon the comparison made by the comparing means.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×