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Apparatus and method for vehicle economy improvement

  • US 10,488,221 B2
  • Filed: 11/26/2015
  • Issued: 11/26/2019
  • Est. Priority Date: 11/26/2014
  • Status: Active Grant
First Claim
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1. A method of evaluating the driving of a vehicle performing a journey on a road network, comprising:

  • determining a fuel usage rate and an engine speed of a vehicle;

    determining when the vehicle is coasting based upon at least one of the fuel usage rate and the engine speed of the vehicle;

    comparing an acceleration of the vehicle, when the vehicle is determined to be coasting, with a predetermined reference acceleration;

    determining an application of braking during the coasting based on a result of the comparing; and

    displaying, in a display device, as an indication of a driver'"'"'s driving performance while coasting, a representation of a score indicative of a proportion of coasting during the journey for which the vehicle is coasting without braking, the score being determined based on the application of braking, and/or transmitting data about the application of braking to a remote device for use thereby in characterizing the driver'"'"'s driving performance while coasting.

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