Train control system and method of controlling a train or trains

  • US 7,079,926 B2
  • Filed: 08/23/2005
  • Issued: 07/18/2006
  • Est. Priority Date: 07/02/2002
  • Status: Active Grant
First Claim
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1. A system for controlling a train, the system comprising:

  • a control unit;

    a first positioning system connected to the control unit; and

    a communications module connected to the control unit;

    wherein the control unit is configured to perform the steps ofaccepting at least one authorization from a dispatcher, the authorization defining a boundary within which a train is authorized to move;

    preventing the train from moving from a current location if the current location is not within a boundary for an accepted authorization;

    monitoring a position of the train reported by the positioning system; and

    stopping the train before the train moves outside the boundary unless authorization to move outside the boundary is received.

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