A vehicle lamp controller, a vehicle lamp system having the vehicle controller, and a vehicle lamp control method are provided. The vehicle lamp controller includes a receiver configured to receive information on a detected vector from an output of an acceleration sensor, a memory in which a plurality of reference vectors are stored, the reference vectors corresponding to different pitch angles of a vehicle, a control unit configured to obtain a pitch angle of the vehicle from the detected vector and one of the reference vectors that has a smallest angle with respect to the detected vector, and to generate a control signal for adjusting an optical axis of a vehicle lamp based on the obtained pitch angle, and a transmitter configured to transmit the control signal to an optical axis adjustment portion of the vehicle lamp.
Vehicle lamp controller, vehicle lamp system, and vehicle lamp control method
2015-08-04
Patent
Electronic Resource
English
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
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