A method for detecting a visual obstruction, in particular a distance sensor of an adaptive cruise control device

2008 
The invention relates to a method for detecting a visual obstruction, in particular a distance sensor (12) of an adaptive cruise control device (11) for a motor vehicle (10), wherein a visual obstruction is detected if one of the distance sensor (12) detected backscattered radiation power falls below a predetermined threshold value , The threshold is continuously adjusted during operation of the motor vehicle (10) in dependence on a current roadway inclination in the direction of travel of the motor vehicle (10) characterizing size.
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