Patent ID: 9637048
Date: 2017-05-02
CPC Classifications: B60Q,F21S,F21W

Claim:
1. An illumination control system for controlling illumination by a lamp mounted on a vehicle, comprising: a light source; a scanning control unit for changing periodically positions of areas which are illuminated by light emitted from the light source; and an illumination control unit for controlling at least one of the light source and the scanning control unit so that in the event that a predetermined illuminance is obtained by illuminating a certain area with light of a first light quantity, the area is illuminated with a second quantity of light which is larger than the first quantity in a first period, and in a second period which follows the first period the area is illuminated with light of a third light quantity which is smaller than the first light quantity, wherein the durations of the first period and the second period are of such a time that it appears to human occupants of the vehicle that the area is illuminated with a quantity of light that is at least equal to the quantity of light of the first light quantity during both the first period and the second period.