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System for the control and monitoring of light vehicle transit in public car parks

  • US 6,084,532 A
  • Filed: 10/13/1998
  • Issued: 07/04/2000
  • Est. Priority Date: 10/13/1997
  • Status: Expired due to Term
First Claim
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1. A method for controlling vehicular access to and egress from a parking facility comprising the steps of:

  • providing an automatically controllable entrance gate;

    providing a ticket dispenser proximate to said entrance gate;

    sensing for the presence of an entering vehicle at said entrance gate;

    reading the license number of the entering vehicle;

    providing a data processor including first memory means for storing a collection of prohibited vehicle license numbers and second memory means;

    determining in said data processor whether said license number of said entering vehicle is included in said collection;

    storing said license number of said entering vehicle in said second memory means;

    associating a ticket identifier with said license number of said entering vehicle in said second memory means;

    dispensing a ticket having said ticket identifier and opening said entrance gate when said ticket is removed from said ticket dispenser;

    providing an automatically controllable exit gate;

    providing a ticket reader proximate to said exit gate;

    sensing for the presence of an exiting vehicle at said exit gate;

    reading the license number of the exiting vehicle;

    sensing for the presence of a ticket in said ticket reader and reading the ticket identifier when the presence of a ticket is sensed;

    determining in said data processor whether the ticket identifier of the ticket read at the exit gate corresponds to the ticket identifier associated with the license number read at the exit gate and opening said exit gate if a correspondence is found.

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