Vehicle routing and guidance system
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United States of America Patent
Stats
-
Dec 25, 2001
Grant Date -
May 24, 2001
app pub date -
Aug 26, 1998
filing date -
Aug 27, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The vehicle routing and guidance system includes a vehicle-based navigation system (35) located in a vehicle, which includes an input device (38) for entry of one or more destinations (B) to which the vehicle is to travel and a self-locating device for determining location of the vehicle, a central server 12 located outside of the vehicle for making navigational information available to the navigation system, for determining a route (16) to the destination or destinations (B) provided to the navigation system and for dividing the route (16) piecewise into route sections (34), and transmitter and receiver devices for at least temporarily establishing communication between the central server (12) and the navigation system (35) to transmit the route sections (34) separately to the navigation system (35) so that the route (16) is transmitted in a piecewise manner to the navigation system (35).
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