This article proposes a design of driver circuit for a LED toproduce optical pulses, which successfully realize the generation of narrow optical pulseswith the frequency of 10MHz and the duty cycle of 10%.

• 为了实现宽频谱窄脉冲光信号的产生,研制了一种直接调制发光二极管(LED)的驱动电路,成功地实现了频率为10MHz,占空比为10%25的高速窄脉冲光的产生。