Charge Modulated Device 电荷调制器件
Method of converting a series ofm-bit information words to a modulated signal, coding device, recording device.
转换信息字序列为调制信号的方法，编码设备，记录设备。
A power converter circuit (3) drives a switching device by the pulse-width modulated wave for converting a direct current into the three phase alternating current.
电力变换器主电路部（3），其根据该脉冲宽度调制波对 开关元件进行驱动，将直流电压转换为三相交流电压；
The ways we discuss here make the best of an old and not widely used device. Other devices such as printer, plotter can be modulated and developed in similar ways.
它使一个较老的且通用性不强的设备能充分得以利用，其它设备如各类打印机、绘图仪与计算机通讯均可按类似方法调试和开发。
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