×

Serial train communication system

  • US 20050121971A1
  • Filed: 12/01/2004
  • Published: 06/09/2005
  • Est. Priority Date: 12/05/2003
  • Status: Abandoned Application
First Claim
Patent Images

1. A serial train communication system for a railway train, said serial train communication system comprising:

  • (a) a power source;

    (b) a controller coupled to said power source;

    (c) a first means for transmitting a sound wave associated with a command signal provided from at least one locomotive, said sound wave having a predetermined frequency, said first means engageable with one end of one of said at least one locomotive, a railway car and a combination thereof and coupled to said power source and said controller, said controller enabling said first means to transmit said sound wave in a first direction;

    (d) a second means coupled to said power source and said controller for receiving said sound wave and for providing an output signal to said controller upon receiving said sound wave, said second means engageable with an opposed end of said one of said at least one locomotive, said railway car and said combination thereof and in alignment with said first means.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×