Patent ID: 6529141
Filing Date: 2003-03-04
Classification: G07C,G08B,G08G

Abstract:
A method for transmitting a triggered alarm detected by a sensor on an asset, wherein the asset comprises a circuit containing a global positioning system (GPS) receiver, a wireless communication unit, a processing unit, a sensor unit and a storage unit operably coupled to one another, wherein the storage unit comprises locations of the asset on a predefined route where events are expected, and wherein the wireless communication unit comprises a wireless transmitter and a wireless receiver, the method comprising:monitoring, by the sensor, a portion of the asset; traveling, by the asset, along the predefined route; and if the portion of the asset triggers an alarm: receiving a current location of the asset via the GPS receiver; comparing the event with the location of the asset on the predefined route; and if the event is not expected at the current location, sending, by the wireless transmitter, the alarm to a data processing system.