METHOD AND DEVICE FOR CALCULATING ALTERNATIVE ROUTES IN A NAVIGATION SYSTEM
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United States of America Patent
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N/A
Issued Date -
Dec 9, 2010
app pub date -
Feb 24, 2010
filing date -
Feb 26, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a device and a method for navigating a vehicle along a route from a starting position or an instantaneous position to a destination. To this end, a route calculation device of a navigation device calculates a route course which is composed of a sequence of several coherent roads stored on a digital map of a memory device as a first route, and additionally calculates at least one alternative route by allocating a penalty attribute, especially increased average traveling time, road distance or the like, to at least one road of the first route. The method comprises at least the following steps of: S1: entering at least one destination; S2: calculating a first route; S3: allocating a penalty attribute to at least one road of the first route; S4: calculating at least one additional route; S7: representing the routes and selecting a route; S8: navigational guidance along the selected route.
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