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NAVIGATION DEVICE & METHOD

  • US 20120065873A1
  • Filed: 12/31/2009
  • Published: 03/15/2012
  • Est. Priority Date: 05/04/2009
  • Status: Active Grant
First Claim
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1. A method of determining speed information for one or more road segments in map data, comprising:

  • receiving probe data relating to the one or more road segments;

    characterised by;

    determining a speed formula for the one or more road segments based on the probe data; and

    determining the speed information for the one or more road segments according to the speed formula.

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  • 6 Assignments
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