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Navigation device for a vehicle

  • US 7,512,491 B2
  • Filed: 03/16/2006
  • Issued: 03/31/2009
  • Est. Priority Date: 04/13/2005
  • Status: Expired due to Fees
First Claim
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1. A navigation device for a vehicle, comprising:

  • a current position detection unit for detecting a current position of the vehicle; and

    a control unit for;

    executing, when the detected current position approaches a point of guidance along a route, route guidance indicating a path to be taken at the point of guidance in order to go through the point of guidance along the route;

    estimating a degree of traveling stability of a vehicle in traveling on a road; and

    controlling a timing to execute the route guidance so that the timing becomes earlier as the estimated degree of the traveling stability becomes smaller.

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