Patent ID: 7203228
Filing Date: 2007-04-10
Classification: B61L

Abstract:
1. An apparatus for transmitting a signal to a remote receiver located on-board a locomotive, said apparatus comprising: a) a first input for receiving a certain signal to be transmitted to the remote receiver, said apparatus being operative to transmit said signal; b) a computer readable storage medium suitable for storing a tag data element comprising a first portion and a second portion, said first portion containing a first data element indicative of a first identifier derived on the basis of an identifier of said apparatus; c) a second input coupled to said computer readable storage medium for receiving a second data element indicative of a second identifier associated to the remote receiver, said apparatus being responsive to the reception of said second data element to store in said second portion of said tag data element an electronic representation of said second data element indicative of the second identifier; d) means for generating an output signal, said output signal being derived on the basis of the certain signal and on the basis of the tag data element; e) an output for outputting the output signal.