Analysis and profiling of vehicle fleet data

  • US 6,505,106 B1
  • Filed: 05/06/1999
  • Issued: 01/07/2003
  • Est. Priority Date: 05/06/1999
  • Status: Active Grant
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First Claim
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1. A method in a data processing system for analysis of data generated by a plurality of vehicles in a fleet, wherein each of the vehicles is equipped with an onboard diagnostic device and a global positioning system, comprising the steps of:

  • receiving multiple streams of correlated data, each stream from one of the plurality of vehicles and containing correlated diagnostic and position data in a time stamped format;

    analyzing the correlated diagnostic and position data over time to identify a given maintenance problem, wherein the identified maintenance problem is at least one of a vehicle route, a given driver, and a vehicle route-driver combination that, for a given vehicle, results in increased maintenance costs for the vehicle over a given time period; and

    taking an action to resolve the identified maintenance problem, wherein the action comprises at least one of assigning a given vehicle an alternate route to avoid the vehicle route, assigning a new driver to the given vehicle to avoid the vehicle-driver combination, and scheduling preventive maintenance for vehicles that use the vehicle route.

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