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Vehicle control system for suppressing shift determinations at a corner using road data

  • US 6,220,986 B1
  • Filed: 07/31/1998
  • Issued: 04/24/2001
  • Est. Priority Date: 08/01/1997
  • Status: Expired due to Term
First Claim
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1. A vehicle control system, comprising:

  • a vehicle speed sensor that detects the speed of a vehicle;

    memory means for storing road information;

    vehicle position detecting means for determining a vehicle position using said road information;

    recommended gear stage determine means for determining a recommended gear stage of an automatic transmission corresponding to a road situation determined by the vehicle position on the basis of the road information and a vehicle speed;

    upper limit gear stage set means for setting an upper limit gear stage on the basis of the recommended gear stage; and

    shift means for changing a gear stage of the automatic transmission on the basis of the set upper limit gear stages, wherein said recommended gear stage determine means includes suppress means for suppressing the number of determinations of the recommended gear stage at a corner.

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