Patent ID: 7673568

Claim:
A train comprising: a first locomotive separated from a second locomotive by a plurality of cars; an electrical communication train line extending through the cars and interconnecting the first and second locomotives; each of the locomotives having a propulsion system, a propulsion controller to control the propulsion system in response to one of an electrical operator propulsion signal and an electrical MU propulsion signal, and an electrical multi-unit communication line and connector for electrical communicating control signals, including the MU propulsion signal, with an adjacent locomotive; and at least the first locomotive being connected to the communication train line of an adjacent car by the multi-unit connector of the first locomotive to one of receive and transmit the MU propulsion signals via the communication train line wherein the cars include electro-pneumatic brakes connected to the communication train line, and one of the locomotives includes a brake controller connected to and transmitting braking signals on the communication train line.