Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
The paper presents a square wave modulation scheme based on TDMA signal system to resolve the problem. Also it can avoid the high speed system clock.
该文提出了一种基于TDMA信号体制下的方波调制方案，该方案既解决了远近效应，又避免了在较高的中频上采用过高的系统时钟。
This modulation is converted to a square wave output signal proportional to the rotary speed by an amplifier with trigger characteristics.
通过带有触发器特征的放大器将这种调制转换为方波输出信号，该输出信号与旋转速度成正比。
In the receiver, through the appropriate RC or LC network can filter out square wave and high frequency modulation signal for simulating the reduction form.
在接收端，通过适当的RC或LC网络可以滤除调制高频方波并将信号还原为模拟形式。
In the receiver, through the appropriate RC or LC network can filter out square wave and high frequency modulation signal for simulating the reduction form.
在接收端，通过适当的RC或LC网络可以滤除调制高频方波并将信号还原为模拟形式。
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