The waveform square wave, sine wave, triangle wave and the sawtooth wave, etc.
其波形有方波、正弦波、三角波和锯齿波等。
The principle of square wave inverter using IGBT switch devices was introduced.
本文介绍了新型开关元件IGBT管作为逆变开关元件的交流矩形波逆变器的原理。
By STC12C5A60S2 new PCA modules can be adjusted to produce the duty cycle square wave.
说明：通过STC 12c5a 60s2新增的PC A模块来产生占空比可以调节的方波。
Syllable with a different frequency square wave, square wave of the frequency control timer.
音节有不同频率的方波产生，利用定时器控制方波的频率。
The inductance of energy storage reactor in square wave AC welding has been chosen and analyzed.
对方波交流焊接电源电抗器电感量的选择作了介绍。
This paper introduces a method to generate square wave of high resolving power and wide frequency range.
介绍了一种高分辨率宽频域方波脉冲的产生方法。
Linear integral compare method was proposed to realize PWM square wave, which can increase the wave frequency.
在PW M脉宽调制的软件实现方法上，提出了线性积分比较法，大幅提高了脉宽调整方波的频率。
This paper deals with an AC servo system with permanent magnetic brushless motor driven by square wave current.
研究了方波电流驱动的永磁无刷电机交流伺服系统。
For sine wave, triangle wave, and square wave, the good performance of current output is proved by experiments.
经过实验验证，对于正弦波、三角波和方波，负载输出电流波形跟踪良好。
The operation principle and designing method of PWM controller of brushless DC square wave motor is introduced.
本文介绍了无刷直流方波电机的工作原理和其PWM控制器的设计。
The nonlinear load will draw a nonsinusoidal current, such as a square wave, which contains harmonic components.
非线性负载会形成非正弦电流，如方波，其中包含谐波成分。
This cycloconverter USES few components and the control strategy is simple, only square wave of control is used.
变频器元器件少，控制方式简单，且控制策略可确保晶闸管软开关安全换流。
The signal thus received will no longer look like a square wave but will be distorted in shape and spread out in time.
这样收到的信号看起来不再象矩形波，而是受到畸变，并且持续时间延长了。
Square wave stripping voltammetry (SWASV) was a high sensitivity electrochemical methods to detect the trace metal ions.
方波溶出伏安法(SWASV)是测定痕量金属离子的一种高灵敏度的电化学方法。
The power can output several kinds of welding current such as variable polarity square wave AC, DC and pulse current etc.
该电源可实现变极性方波交流、直流、脉冲电流等多种输出。
Quality square wave power supply, current zero crossing time is short, arc stability, arc without high frequency stability.
优质方波电源，电流过零时间短，电弧稳定，无需高频稳弧。
With square wave or amplitude modulating wave transmission, the speech communication will have satisfactory intelligibility.
言语若采用经调制后的方波或调幅波传递，将会获得满意的可懂度。
So basic iterative learning control algorithms can't be used in the case which the trajectory is square wave or triangle wave.
故基本选代学习控制是不能直接应用于类似于方波、三角波这样的曲线的跟踪中。
It can provide complete square wave in the transformer, which can provide a simple self-driving method for synchronous rectifier.
同时变压器上是完整的方波，可以给同步整流提供简单有效的自驱动方案。
The factors of influence the output characteristics of square wave modulated RF excited CO_2 laser are experimentally investigated.
本文实验研究了影响方波调制射频波激励波导CO_2激光器输出特性的因素。
The practice proves that this circuit is effective for separation of high-frequency square wave signals and peak pulse interference signals.
实践证明：该电路能有效地实现高频方波信号与尖峰脉冲干扰信号的信噪分离。
It can measure not only the sine wave, square wave, triangle wave, a sharp pulse but also can measure other characteristics of the signal wave.
它不仅可以测量正弦波、方波、三角波、尖脉冲信号和其他具有周期特性的信号的频率，而且还可以测量它们的周期。
This paper presented a neural network based technique to obtain fundamental waveform from a single phase half bridge inverter by square wave mode.
以方波模式运行的单相半桥逆变器为研究对象，提出了一种利用神经网络提取逆变器方波输出电压基波成份的新方法。
The square wave signal can make the piezoelectric actuator gain a higher amplitude than with a sine wave, triangular wave, or toothed wave signal.
比较不同驱动信号的驱动效果，发现方波输入能使驱动器获得最大的振幅。
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。
A simple and high - Performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is Presented.
提出了一种可控整流电路，它与永磁方波电机联合构成一种简单、高性能的无刷直流发电机。
The result of polarization resistance of square wave, galvanic step and potential scan are according to the result of the electrochemical impedance spectrum.
恒电位方波、恒电流阶跃和动电位扫描极化阻力测试与电化学阻抗谱测试结果一致。
High temperature oscillator, divider and inverter produce logic square wave for working frequency so that precise frequency and stable temperature are achieved.
用高温晶体震荡器、分频器和反向器形成新的工作所需的工作频率逻辑方波，以提高工作频率精度和温度的稳定性；
High temperature oscillator, divider and inverter produce logic square wave for working frequency so that precise frequency and stable temperature are achieved.
用高温晶体震荡器、分频器和反向器形成新的工作所需的工作频率逻辑方波，以提高工作频率精度和温度的稳定性；
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