Patent ID: 6466862
Filing Date: 2002-10-15
Classification: G01C,G08G,H04N

Abstract:
A system for providing traffic information to a plurality of mobile users connected to a network, comprising:(a) a plurality of traffic monitors, each said traffic monitor comprising at least a detector and a transmitter, said detector providing a signal including data representative of vehicular movement and said transmitter transmitting said signals; (b) a receiver, remotely located from said transmitter, that receives said signals transmitted by said traffic monitors; and (c) a computer system interconnected with said receiver and said network; (d) a mobile user station connected to a global positioning system receiver, a display, and a communicating device; and (e) said computer system, in response to a request for traffic information from one of said mobile user stations, providing in response thereto to said one of said mobile user stations traffic information representative of said signals transmitted by said traffic monitors; (f) wherein said traffic information transmitted by said computer system is displayed graphically on said display; and (g) wherein said computer system has a map database, and said computer system, in response to said request for information, transmits map information representative of a portion of said map database, and said map information representative of said map database is displayed graphically together with said traffic information.