Patent ID: 6263270
Filing Date: 2001-07-17
Classification: B60T,B62D

Abstract:
A steering control apparatus for a driver-operable vehicle which performs a steering control operation comprising:guide-line recognizing means for recognizing a guide line provided on a vehicle moving lane on which said vehicle is moving so as to set a target position on the vehicle moving lane based on a result of recognition of said guide line, said guide line recognizing means including:a camera which takes an image of a forward view of said vehicle; anda guide line recognizing unit which processes an image taken by said camera so as to recognize the guide line and set the target position, said guide line recognizing unit calculating a distance between said vehicle and the guide line and an amount of offset of a present position of said vehicle from the target position;steering control means for performing a steering control operation so that said vehicle moves to trace said target position;steering operation detecting means for detecting an amount of a component of a steering operation applied to a steering wheel by the driver; andcorrecting means for calculating an amount of the steering control operation to be achieved by said steering control means based on the distance between said vehicle and the guideline and the amount of offset of the present position of said vehicle from the target position, and for decreasing the calculated amount of the steering control operation in accordance with the amount of the component of the steering operation detected by said steering operation detecting means.