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Short headway communications based train control system

  • US 8,428,798 B2
  • Filed: 01/08/2010
  • Issued: 04/23/2013
  • Est. Priority Date: 01/08/2010
  • Status: Active Grant
First Claim
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1. A train control system, comprising:

  • a communication device associated with at least one control unit located on a first train; and

    a communication device associated with at least one control unit located on a second train;

    wherein at least one of the control units of the first train and the second train is configured to;

    (i) receive, at the associated communication device, an authority signal including data configured to identify one of the first train and the second train as a lead train and the other of the first train and the second train as a follower train;

    (ii) establish at least one peer-to-peer communication link between the communication devices of the lead train and the follower train; and

    (iii) exchange train data between the lead train and the follower train via the at least one peer-to-peer communication link.

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