System and method for communicating in a vehicle consist

摘要

A method for communicating includes transmitting a command message from a lead vehicle to remote vehicles in a vehicle consist. Reply messages are transmitted from the remote vehicles to the lead vehicle. The reply messages include statuses of the remote vehicles that transmitted the reply messages. The status of a first remote vehicle but not of the second remote vehicle is received at the lead vehicle and the status of a second remote vehicle is received at the first remote vehicle. The status of the second remote vehicle is stored at the first remote vehicle a retry message is transmitted from the lead vehicle to the remote vehicles. The retry message is received at the first remote vehicle and a repeat message is transmitted from the first remote vehicle to the lead vehicle that includes the status of the second remote vehicle.

主权项

1. A method comprising:
communicating, with a lead transceiver onboard a lead vehicle, a command message from the lead vehicle in a vehicle consist having two or more remote vehicles coupled with the lead vehicle, the command message including a directive for controlling one or more operations of the remote vehicles; receiving, with remote transceivers onboard the remote vehicles, the command message and communicating, with the transceivers onboard the remote vehicles, reply messages to the lead vehicle from the remote vehicles, the reply messages including statuses of the remote vehicles that communicated the reply messages; receiving, with the lead transceiver, the reply message sent from a first remote vehicle of the two or more remote vehicles at the lead vehicle and receiving, with a first remote transceiver of the remote transceivers, the reply message sent from a second remote vehicle of the two or more remote vehicles at the first remote vehicle, wherein the reply message sent from the second remote vehicle is not received by the lead transceiver at the lead vehicle; storing the status of the second remote vehicle at the first remote vehicle by recording the status in a memory disposed onboard the first remote vehicle; communicating, with the lead transceiver, a retry message from the lead vehicle to the remote vehicles, the retry message including an identity of the second remote vehicle; and receiving, with the first remote transceiver, the retry message at the first remote vehicle and communicating, with the first remote transceiver, a repeat message from the first remote vehicle to the lead vehicle in response to receiving the retry message, the repeat message including the status of the second remote vehicle which was not previously received by the lead transceiver of the lead vehicle in response to one or more of the command message or the retry message. the repeat message including the status of the second remote vehicle only if the status of the second remote vehicle is previously received by the first remote transceiver onboard the first remote vehicle.