正弦脉宽调制（SPWM）控制策略，采用建议的逆变器转换器来实现良好的动态调节。

The sinusoidal pulse-width modulation (SPWM) control strategy is employed in the inverter of proposed converter to achieve well dynamic regulation.

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分析了脉宽调制信号动态调节LED亮度的原理，设计了单片机控制电路；

The principle of PWM signals adjusting LED bright was analyzed, and the controlling circuit of MCU was designed.

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