Appeal No. 96-1920 Application 08/218,136 The disclosed invention pertains to a control system for controlling the steering device of a vehicle. More particularly, the invention estimates the driving skill of a vehicle operator and uses this estimate to determine a level of intervention for the control system. In this manner the level of intervention for an automatic control system can be decreased as the operator’s skill level increases. Representative claim 1 is reproduced as follows: 1. A system for controlling a vehicle steering device according to an operating condition of a vehicle, comprising: means for detecting an operating condition of said vehicle; means for controlling said vehicle steering device according to data on said operating condition detected by said detecting means; means for estimating a driving skill of a vehicle operator according to an operation executed by said vehicle operator; means for modifying a property of said controlling means according to said driving skill estimated by said driving skill estimating means; said operating condition includes at least one of a yaw movement and a lateral acceleration of said vehicle; and a level of intervention of said control means on said steering device is decreased when said estimated driving skill is relatively high. 2Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007