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Behavior control system of vehicle distinctive of oversteered and understeered conditions

  • US 5,702,165 A
  • Filed: 04/23/1996
  • Issued: 12/30/1997
  • Est. Priority Date: 05/17/1995
  • Status: Expired due to Term
First Claim
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1. A behavior control system of a vehicle having wheels and a brake system for selectively braking each of said wheels, comprising:

  • means for detecting a behavior of the vehicle, said behavior including a yaw moment and a longitudinal force of the vehicle;

    means for determining a target behavior of the vehicle, said target behavior including a target yaw moment and a target longitudinal force;

    means for controlling said brake system so as to approach the behavior of the vehicle to said target behavior including approaching the yaw moment of the vehicle to said target yaw moment and approaching the longitudinal force of the vehicle to the target longitudinal force;

    wherein said behavior control system further comprises;

    means for judging whether the behavior of the vehicle is in an oversteered condition or an understeered condition, andmeans for changing between the target yaw moment and the target longitudinal force as a controlling target behavior according to whether the behavior of the vehicle judged by said vehicle behavior judgment means is in the oversteered condition or the understeered condition.

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