Patent ID: 6067497
Filing Date: 2000-05-23
Classification: B60K,B60W,G01C

Abstract:
A vehicle control system comprising:map data outputting means for outputting map data including road data of a road to be followed by a vehicle;position detecting means for detecting an actual position of the vehicle on a map;vehicle speed detecting means for detecting a vehicle speed;tentative position setting means for setting a tentative position on the road ahead of the actual position;estimated passage speed calculating means for calculating an estimated passage speed at the tentative position based on a distance between the actual position and the tentative position;turnable radius calculating means for calculating turnable radii at the tentative position based on the estimated passage speed;zone setting means for setting a plurality of passableness deciding zones with arcs in contact with the tentative position on the turnable radii within a range of a predetermined distance ahead of the tentative position;passableness deciding means for deciding the passableness of the vehicle by overlapping the road data ahead of the tentative position and the passableness deciding zones; andcontrol means for controlling the vehicle when it is decided that the vehicle cannot safely pass a road within said predetermined distance.