1
William J Barbiaux, Timothy D McCarthy, Steven D Bromley, Gary W Milliorn: Vehicle monitoring arrangement and system. Motorola, Robert J Crawford, February 14, 1989: US04804937 (254 worldwide citation)

A vehicle monitoring system is described having an arrangement installed within a vehicle, wherein the system includes an external data terminal for communicating information to a remotely located base station. The arrangement includes a plurality of communication modules, each being capable of comm ...


2
Gary W Milliorn, Steven D Bromley: Vehicle identification technique for vehicle monitoring system employing RF communication. Motorola, Robert J Crawford, January 10, 1989: US04797948 (86 worldwide citation)

In a communication system having a communication channel for transmitting data between a base station and a plurality of mobile radio units, wherein each radio unit has a unique identification (ID) code and wherein transmissions from each radio unit to the base station include the unit's ID code, a ...