英语语法分析

Overmodulation may be employed in the optical transmitter to increase the output power of laser diode.

在光发送机中采用过调制技术来提高激光器的输出光功率；

The overmodulation algorithm is applied in the PMSM vector control system to increase output voltage of SVPWM inverter, and to extend the PMSM operation range.

将这种过调制算法应用于永磁同步电机矢量控制系统中，提高了逆变器直流母线电压利用率，实现了对永磁同步电机弱磁运行区域的扩展。