最终达到消除PWM信号中的开关信号和电磁干扰信号，提高效率和保真度，减小输出滤波器的体积和成本。
Filter may serve the role to eliminate switching and EMI interfere in PWM signal. Thus to improve efficiency and fidelity, lower the filter cost and component sizes.
这位官员称，这架飞机也应该能够探测到敌方部署的电磁干扰，拦截他们的通信信号。
The aircraft should also be able to detect the counter-measures employed by enemies and intercept their communication signals, the official said.
在信号源附近的电磁影响是最严重的，所以尽量少接触诸如电脑、电视、微波炉、电冰箱等设备能够有效减少电磁干扰的影响。
The effect is strongest closest to the source, so literally stepping back from major in-home sources like the computer, TV, microwave and fridge can help minimize exposure.
诸如信号不匹配、数据丢失、电磁感应以及干扰现有的网络等技术问题是人们对无线可靠性的关注。
Technical issues such as signal mismatch, data loss, electromagnetic induction, and disturbances from existing networks are concerns for wireless reliability.
实践证明该方法能够有效地屏蔽各种电磁信号的干扰，保证设备正常工作。
This method can efficiently shield disturb of electromagnetic signals and enableequipment to work normally.
许多医院禁止使用手机是出于担心手机电磁信号可能干扰一些医疗设备而使病人限于危险。
Many hospitals ban the use of cell phones because they fear that the phones' electromagnetic signals might interfere with some medical devices and so endanger patients.
由于工业现场存在大量干扰，尤其是电磁搅拌转置的使用，使得干扰比有用信号强很多。
Because there are so many interferences in the industry, especially the electromagnetic stirring make the noise is more greater than the useful signal.
基于对观测信号的时域、频域分析的比较，给出了干扰信号与异常电磁辐射信号的判别方法。
Based on observed signals analysis and comparison in time - domain and frequency -domain, the method of distinguishing interfere signals and abnormal electromagnetic radiation signals is given.
在工业控制系统中，模拟信号的传送及采集过程容易受电磁干扰。
In industry control system, the transmission and collection of analog signals are easy to be disturbed.
提高了频率采集的精度等级，增加了信号及电源防雷击和抗电磁干扰功能模块。
The accuracy grade of frequency collection is improved, the function modular to prevent lightning and electromagnetic disturbance of signal and power source is added.
传导发射是沿电源线或信号线传输的电磁发射，在低频范围内，传导发射是电磁干扰的主要形式。
Conducted emissions are electromagnetic emissions on power leads and signal leads. At low frequencies, conducted emissions are a major means of electromagnetic interference.
传导发射是沿电源线或信号线传输的电磁发射，在低频范围内，传导发射是电磁干扰的主要形式。
Conduction emission is an electromagnetic emission transmitted on power or signal lines and a primary form of electromagnetic interference at low frequencies.
对虚拟战场环境中电磁信号的可视化技术进行了初步的研究，介绍了几种通信信号和干扰信号的时域和空间域的绘制方法。
The visual technology of electromagnetic signal in the virtual battlefield environment was investigated and several description methods of signal in the time-field and space-field were introduced.
在许多便携式设备中，其开关电源的噪声和电磁干扰(emi)是亟待解决的问题，比较好的办法是利用扩频技术来减少EMI信号的功率成分。
In many portable instruments, the noise and EMI of its switch power supply must be solved, the preferable method is that EMI power is reduced with spread spectrum frequency technique.
在现代战场中，武器系统、通讯系统和干扰系统等均会发射出强度、频率不同的电磁信号，这些电磁信号会对战场空间构成严重的电磁污染。
Weapon systems, communication systems and so on in the modern war send electromagnetic waves with different intensity and frequency, which are pollution to the space.
对不同性质混沌调制信号降低电磁干扰水平效果进行了分析。
The effect of chaotic switching modulation signals of different chaotic characters on reducing the level of EMI is analyzed.
接地是抑制电磁干扰的方法之一，对于不同电平、不同频率的信号所采用的接地方式也不同。
Grounding is a method to hold down electromagnetic interference, for different signal, the grounding is different.
使用新方法的优点在于利用光纤长距离传输多普勒频移信号，因此具有抗野外雷电及其他电磁干扰的特性。
The process has the advantage of immunity to lightning and other electromagnetic interference by the use of optical fiber transmission.
信号经过光纤和驱动电路，实现了信号的精准传输，减少了电磁干扰。
With the fiber optic and driver circuit, it brings about the precision of signal transmission and decrease of electromagnetic interference.
与之相对应，如果采用光纤传输波控信号，就很好的弥补了电缆传输的不足，系统抗电磁干扰的能力大大提高。
On the other hand, fiber transmission remedy the lacks of cable transmission. Fiber system can resist electromagnetism interference but light module is easier to be affected by temperature.
由于这它只是开关信号输入，因此不受周围电磁场的干扰。
Because of this it is just switching signal input, is therefore not subject to interference from surrounding electromagnetic field.
城市噪音主要指由于城市设施和人类活动（如电网、管线、通讯设备、建筑物、交通等）对电磁信号的干扰。
For city active fault detection, urban noise is a key problem in the use of electrical or electromagnetic methods.
雷电电磁脉冲是一种携带巨大雷电能量的电磁脉冲干扰信号，对现代电子设备造成的危害极大。
Lighting electromagnetic pulse is a kind of electromagnetic pulse interference signal carrying the huge lighting energy, and does great harm to modern electronic devices.
频、电磁、火花、静电等干扰，则使两个感应器产生两个极性相同的信号。
The frequency, electromagnetic, Sparks, electrostatic interference, the two sensors have two polar same signal.
光纤法珀传感器具有质轻径细、无源、电绝缘、抗电磁干扰、信号衰减小的优点。
Fiber Fabry-Perot sensor has the advantage of light mass, thin diameter, passive, electric insulating, anti electromagnetic interference and low attenuation.
对消除电磁流量计信号中的工频干扰问题进行了分析和探讨。
The question of 50 Hz power-line interference from electromagnetic flowmeter is discussed.
结果表明：它在信号采集，处理和抗电磁干扰能力方面有独特之处。
Results show that it is distinctive in aspects of signal sampling, processing and anti-EM-interference.
以给定转速和实际转速作为输入信号，给定电磁转矩作为输出信号，设计了ADRC速度调节器，提高系统的抗干扰能力。
The ADRC speed regulator is designed with the given speed and real speed as inputs and the given electromagnetic torque as output to improve the anti-interference ability of system.
以给定转速和实际转速作为输入信号，给定电磁转矩作为输出信号，设计了ADRC速度调节器，提高系统的抗干扰能力。
The ADRC speed regulator is designed with the given speed and real speed as inputs and the given electromagnetic torque as output to improve the anti-interference ability of system.
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