75620092
Jan 13, 1999
Automatic vehicle location systems comprising microprocessors, GPS and other navigation/location sensors, communications modems, communications transceivers and antennas, software for tracking, monitoring, and dispatching vehicles, and fixed end communications and computer equipment including communications and computer networking control equipment and associated software; mobile data systems comprising microprocessors, communications modems, communications transceivers and antennas, microprocessor-based electronic display and keypad entry terminals, software for monitoring and dispatching vehicles, and fixed end communications and computer equipment including communications and computer networking control equipment and associated software; and computer aided dispatch systems comprising mobile radio transceivers, microprocessor-based electronic display and keypad entry terminals, and fixed end communications and computer equipment with software for dispatching vehicles including communications and computer networking control equipment and associated software
Electrical and Scientific Apparatus