The invention discloses a wireless remote control automobile lamp driving circuit of an electric automobile, which comprises a wireless transmitting circuit, a wireless receiving circuit, a voltage stabilizing circuit, a decoding control circuit, an LED constant current driving circuit and an LED lamp group, and is characterized in that the voltage stabilizing circuit is used for supplying power; the wireless transmitting circuit transmits carrier signals of different codes; the wireless receiving circuit is used for receiving a carrier signal sent by the wireless transmitting circuit and outputting the carrier signal to the decoding control circuit; the decoding control circuit receives the carrier signals, decodes the carrier signals to obtain code values of corresponding codes, and then sends the code values to the LED constant-current driving circuit; and the LED constant-current driving circuit controls the output power of the LED lamp group according to the received decoding code value. The wireless transmitting module is used for transmitting an instruction, the MCU decoding control circuit receives the decoding instruction and controls the lighting power of the LED headlamp of the electric automobile through the constant-current driving current according to the instruction, the purposes of wireless remote control and flexible adjustment are achieved, adjustment is convenient, and electric energy is saved.
本发明公开了一种电动汽车的无线遥控车灯驱动电路,包括无线发射电路、无线接收电路、稳压电路、解码控制电路、LED恒流驱动电路和LED灯组,稳压电路输用于供电;无线发射电路发送不同编码的载波信号;所述无线接收电路用于接收无线发射电路发送的载波信号并输出给解码控制电路;所述解码控制电路接收多所述载波信号解码得到对应编码的码值后发送给LED恒流驱动电路;所述LED恒流驱动电路根据接收到的解码码值来控制LED灯组的输出功率。本发明采用通过无线发射模块发送指令,MCU解码控制电路接收解码指令并根据指令通过恒流驱动电流控制电动汽车的LED大灯的照明功率,达到无线遥控加灵活调节的目的,调节方便,节省电能。
Wireless remote control automobile lamp driving circuit of electric automobile
一种电动汽车的无线遥控车灯驱动电路
2024-07-30
Patent
Electronic Resource
Chinese
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 |
Automobile lamp driving control circuit PCBA, system, device and automobile
European Patent Office | 2024
|European Patent Office | 2020
|European Patent Office | 2022
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