Patent ID: 7188341
Filing Date: 2007-03-06
Classification: B61L,G09B,H04L,H04W

Abstract:
1. A method of transferring files between a computer onboard a train and remote base stations, the computer having a data base, the data base including track structure information and location information about multiple remote base stations, the method comprising: collecting one or more of event recorder data, train performance data and track data from onboard in files on the on-board computer; determining from the data base the location of the train relative to the track structure and whether the train is within communication range of one of the remote base stations, the determining being made by using location information about the train, information about the track structure and location information about the multiple remote base stations from the data base stored on the computer onboard the train; establishing from onboard the train a wireless communication with one of the multiple remote base stations determined to be within communication range; and determining onboard the train which of the files are new since a last transmission and transferring the new files to one of the multiple remote base stations determined to be within communication range.