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Method, computer program and system for optimising routes provided by navigation systems

  • US 8,185,304 B2
  • Filed: 05/01/2008
  • Issued: 05/22/2012
  • Est. Priority Date: 05/02/2007
  • Status: Active Grant
First Claim
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1. A method of controlling a navigation system comprising:

  • inputting an indication of a destination location to a mobile computer unit;

    monitoring the current location of the mobile computer unit;

    outputting a suggested route for reaching the destination location from the current location along a route selected on a predefined map, wherein the suggested route is determined by the mobile computer unit and takes into consideration traffic data stored on the mobile computer unit;

    monitoring at the mobile computer unit, deviations from the suggested route;

    building in the mobile computer unit, a repository of historical information about the deviations; and

    using the historical information about the deviations in the mobile computer unit to improve the traffic data stored on the mobile computer unit.

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