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Method of estimating quantities that represent state of vehicle

  • US 6,853,886 B2
  • Filed: 11/06/2002
  • Issued: 02/08/2005
  • Est. Priority Date: 11/15/2001
  • Status: Expired due to Fees
First Claim
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1. A method of estimating quantities that represent the state of a vehicle, comprising the steps of:

  • detecting a yaw rate and vehicle speed; and

    calculating an equation by eliminating either one of unknown quantities of a front wheel cornering power and a rear-wheel cornering power from two equations, including said unknown quantities, comprising an equation of equilibrium for the force in the lateral direction of the vehicle and an equation of equilibrium for the moment around the vertical axis of the vehicle, and calculating a vehicle body sideslip angle using said obtained equation.

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