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• The waveform square wave, sine wave, triangle wave and the sawtooth wave, etc.

波形有方正弦波三角锯齿

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• The principle of square wave inverter using IGBT switch devices was introduced.

本文介绍新型开关元件IGBT管作为逆变开关元件交流矩形逆变器的原理

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• By STC12C5A60S2 new PCA modules can be adjusted to produce the duty cycle square wave.

说明：通过STC 12c5a 60s2新增PC A模块产生空比可以调节的方波。

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• Syllable with a different frequency square wave, square wave of the frequency control timer.

音节不同频率方波产生，利用定时器控制方波的频率。

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• The inductance of energy storage reactor in square wave AC welding has been chosen and analyzed.

对方交流焊接电源电抗器电感量选择作了介绍。

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• This paper introduces a method to generate square wave of high resolving power and wide frequency range.

介绍一种分辨率宽频方波脉冲产生方法

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• Linear integral compare method was proposed to realize PWM square wave, which can increase the wave frequency.

PW M脉宽调制软件实现方法上，提出了线性积分比较法，大幅提高脉宽调整方波频率

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• This paper deals with an AC servo system with permanent magnetic brushless motor driven by square wave current.

研究方波电流驱动永磁无刷电机交流伺服系统

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• 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方波，负载输出电流波形跟踪良好

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• The operation principle and designing method of PWM controller of brushless DC square wave motor is introduced.

本文介绍了无直流方波电机工作原理PWM控制器设计

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• The nonlinear load will draw a nonsinusoidal current, such as a square wave, which contains harmonic components.

非线性负载形成正弦电流方波其中包含谐波成分。

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• This cycloconverter USES few components and the control strategy is simple, only square wave of control is used.

变频器元器件控制方式简单，且控制策略可确保晶软开关安全换流。

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• The signal thus received will no longer look like a square wave but will be distorted in shape and spread out in time.

这样收到信号看起来不再矩形而是受到畸变，并且持续时间延长了。

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• 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)测定痕量金属离子一种灵敏度电化学方法

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• The power can output several kinds of welding current such as variable polarity square wave AC, DC and pulse current etc.

电源实现极性方波交流直流脉冲电流多种输出

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• Quality square wave power supply, current zero crossing time is short, arc stability, arc without high frequency stability.

优质方波电源电流时间电弧稳定无需高频

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• 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调幅传递将会获得满意的可懂度。

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• So basic iterative learning control algorithms can't be used in the case which the trajectory is square wave or triangle wave.

基本选代学习控制不能直接应用类似于方波三角这样曲线的跟踪中。

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• 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方波可以同步整流提供简单有效的自驱动方案

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• The factors of influence the output characteristics of square wave modulated RF excited CO_2 laser are experimentally investigated.

本文实验研究影响方波调制射频激励波导CO_2激光器输出特性因素

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• The practice proves that this circuit is effective for separation of high-frequency square wave signals and peak pulse interference signals.

实践证明电路能有效地实现高频方波信号尖峰脉冲干扰信号信噪分离

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• 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.

不仅可以测量正弦波方波三角脉冲信号和其他具有周期特性信号的频率，而且还可以测量它们的周期。

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• 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逆变器为研究对象，提出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

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• 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，发现方波输入使驱动器获得最大的振幅

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• Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).

调制器一种能够产生周期固定占空(脉宽)可方波信号电路

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• 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，该方案既解决远近效应，避免了在较高的中频上采用过高的系统时钟

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• A simple and high - Performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is Presented.

提出了可控整流电路，它永磁方波电机联合构成一种简单高性能无刷直流发电机

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• The result of polarization resistance of square wave, galvanic step and potential scan are according to the result of the electrochemical impedance spectrum.

电位方波、恒电流动电位扫描极化阻力测试与电化学阻抗谱测试结果一致。

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• 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、频器反向器形成新的工作所需的工作频率逻辑方波提高工作频率精度温度稳定性

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• 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、频器反向器形成新的工作所需的工作频率逻辑方波提高工作频率精度温度稳定性

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