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Navigation system with road condition sampling

  • US 6,484,089 B1
  • Filed: 10/15/1999
  • Issued: 11/19/2002
  • Est. Priority Date: 10/15/1999
  • Status: Active Grant
First Claim
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1. A vehicle navigation system comprising:

  • at least one inertial sensor generating a motion signal;

    a map database including a network of roads; and

    a processor analyzing the motion signal to determine a position of the vehicle navigation system, the processor analyzing the motion signal to determine a condition of a current road at the position of the vehicle navigation system.

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