Advanced Speed Enforcement System (ASES)

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  • Overlay for New Jersey Transit
  • Merges two systems--continuous cab signaling and positive train stop (PTS) by intermittent cab linked to xponders.
  • The intermittent cab signal portion of the
  • Brings a train to a stop if it should run through a red signal, even if the train is traveling at less than 20 m.p.h.
  • Uses transponders to transmit speed enforcement data to train in each block.
  • Similar to ACSES except in-cab speed display was more sophisticated.
  • Had some technical issues when deployed – Ansaldo Sweden cab signal.

  • SPONSOR: NJ Transit
  • SUPPLIER(s): US&S - Ansaldo
  • MESSAGING STD: Eurobalise
  • FREQ BAND: 27 MHzMegaHertz (MHz) 10^6 Hz
  • RADIO MFGR: Ansaldo
  • COMMS RANGE: 6 feet
  • COMMS BETWEEN: Transponders and Train
  • STATUS:Not in use, to be superseded by ACES II (PTC system = ACSES II)