Patent ID: 7190274
Filing Date: 2007-03-13
Classification: B60K,B60W,G08B,Y02E

Abstract:
1. A consciousness judging apparatus, which detects a vehicle driving state and judges consciousness of a driver, comprising: a monotonousness detection section configured to obtain monotonousness; an image pickup unit configured to capture an image of a road surface in the vehicle running direction; a meander quantity detection section configured to detect the meander quantity based on the road surface image captured by the image pickup unit; a correction section configured to correct and increase the monotonousness when the meander quantity detected this time by the meander quantity detection section is larger than the meander quantity detected last time by the meander quantity detection section by the value greater than a predetermined value; and a fuzzy inference section configured to infer a driver's consciousness based on the monotonousness corrected by the correction section and meander quantity.