ESTIMATION OF SPEED OF A VEHICLE BASED ON LIGHT INTENSITY MEASUREMENTS

摘要

It is inter-alia disclosed a method performed by at least one first apparatus said method comprising obtaining or causing obtaining information indicative of a variation in intensity of light emitted from at least two light sources positioned along a segment of a road; obtaining or causing obtaining information indicative of a velocity of the at least one first apparatus based at least on the information indicative of the variation in intensity.