×

Vehicle control system

  • US 4,930,084 A
  • Filed: 05/19/1988
  • Issued: 05/29/1990
  • Est. Priority Date: 05/19/1987
  • Status: Expired due to Term
First Claim
Patent Images

1. A vehicle autocruise control system comprising:

  • first means for detecting operating condition of the vehicle through a parameter, said parameter having been assigned a fuzzy set with a membership function;

    second means for carrying out fuzzy inference on the parameter and a plurality of fuzzy production rules which have been defined on the basis of an analysis of judgments and feelings of an expert driver of a vehicle without autocruise control system, each fuzzy production rule being based on the fuzzy set and including a control value, the second means selecting one of the fuzzy production rules through the fuzzy inference; and

    actuator means for changing a vehicle speed in accordance with the control value of the selected rule.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×