Local navigation alternatives
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United States of America Patent
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-
Oct 2, 2001
Grant Date -
N/A
app pub date -
Mar 15, 1999
filing date -
Mar 18, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A vehicle navigation system calculates a route from a start point to a destination further determines alternative routes within a detour region. If the user of the navigation system has left the calculated route the navigation system suggests alternative routes for returning the vehicle to the suggested route within the detour region.
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