System for providing traffic information
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Abstract
A system for providing traffic information to a plurality of mobile users connected to a network. The system comprises a plurality of traffic monitors, each comprising at least a traffic detector and a transmitter, the traffic detector generating a signal in response to vehicular traffic and the transmitter transmitting the signal. A receiver receives the signals from the traffic monitors. A computer system is connected to the receiver and is further connected to the network. The computer system in response to a request signal received from one of the users transmits in response thereto information representative of the signals transmitted by the traffic monitoring units. Alternative systems for gathering traffic information are disclosed.
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Citations
39 Claims
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1-20. -20. (canceled)
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21. A system for providing traffic information to a plurality of mobile users, comprising:
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(a) a plurality of mobile user stations, each of said mobile user stations being associated with a respective display, a respective receiving device to allow each of said mobile user stations to receive signals, and a respective global positioning system device for determining a geographic location of said mobile user station;
(b) a computer system associated with a transmitting device, said computer system being capable of sending signals to said mobile user stations;
(c) said computer system including a traffic information database, said traffic information database containing data representative of traffic at a plurality of locations;
(d) said computer system providing to said mobile user stations information representative of said traffic information database; and
(e) said mobile user stations displaying graphically on said display information representative of selected portions of said traffic information database based on said geographic location of said mobile user station. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
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Specification