The present invention relates to a driving circuit for rear combination lamp which includes a light output part including a plurality of OLED (Organic Light Emitting Diode) elements; a DC-DC converter part for increasing or decreasing the voltage of a main power source supplied from a vehicle battery and providing an output voltage for driving the plurality of OLEDs; and an MCU (Micro Controller Unit) for controlling a light output pattern of each of the plurality of OLED elements based on a pulse width modulation (PWM) signal. It is possible to control the light output pattern of the plurality of OLED elements.
본 발명은, 복수의 OLED(Organic Light Emitting Diode) 소자를 포함하는 광출력부; 차량용 배터리에서 공급되는 메원 전원의 전압을 승압 또는 강압하여, 상기 복수의 OLED의 구동을 위한 출력 전압을 제공하는 DC-DC 컨버터부; 및 PWM(pulse width modulation) 신호에 기초하여, 상기 복수의 OLED 소자 각각의 광출력 패턴을 제어하는 MCU(Micro Controller Unit);를 포함하는 리어 콤비네이션 램프의 구동 회로에 관한 것이다.
Driving cirtuit for rear combination lamp Rear combination lamp and Vehicle
리어 콤비네이션 램프의 구동 회로, 리어 콤비네이션 램프 및 차량
2017-12-22
Patent
Elektronische Ressource
Koreanisch
IPC: | H05B ELECTRIC HEATING , Elektrische Heizung / 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 |
Driving cirtuit for rear combination lamp Rear combination lamp and Vehicle
Europäisches Patentamt | 2018
Input voltage stabilization cirtuit for rear combination lamp Rear combination lamp and Vehicle
Europäisches Patentamt | 2018