Patent ID: 8386122
Filing Date: 2013-02-26
Classification: B61L,G01M

Abstract:
1. A method for autonomous testing of head-of-train (HOT) or end-of-train (EOT) devices, the method comprising: causing a first device to enter a self-test mode, said first device being either an HOT device or an EOT device mounted to a first railway vehicle; transmitting, from said first device, a test signal to elicit one or more response signals from at least one second device within a communication range of said first device, each of said at least one second device being either an HOT device or an EOT device different from said first device, wherein said at least one second device is not previously paired to said first device; detecting, by said first device, said one or more response signals, if any; and determining a first operating condition concerning said first device based at least in part on the detection of said one or more response signals.