电磁脉冲

We study the field enhancements in the waveguide structures by doped semiconductor material, and analyze their electromagnetic fields for different structures under the plane wave illumination or the short pulse. We design several doped silicon slots cavity and slot chains with large field enhancement, and describe their physical mechanism.

我们研究掺杂半导体波导结构对兆赫波电磁场增益之影响，使用电磁模拟针对不同结构做探讨，并分析连续波和脉冲波之电磁场变化，设计具有强场增益之掺杂半导体的矽狭缝和矽狭缝链之结构，并探讨其物理机制。

Chap. 5 deals with the influence of exciting current distribution on slow decay effect in transient EM radiation. The index theorem is modified.

然后，以行波脉冲天线为例验证了我们关于广谱辐射慢衰减以及电磁导弹形成的理论。

To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. In the measure of the groove voltage, the method of float-ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square Curvefit is adopted to reduce the system error.

铝电解生产现场电磁干扰非常严重，为此我们将需要测量的模拟信号就近转换为频率脉冲后再传送到控制核心；采用浮地接入方式消除槽电压信号中的共模成分；设计了量程自动切换电路以解决槽电压的动态范围宽和测量精度高的矛盾；用最小二乘法进行曲线拟和以降低测量的系统误差。

XEIKON7000 is a magnetic powder business card printing and membership card making, it business card printing and membership card making into electrical impulses, as heads of the drum for replication on the magnetic latent image, a drum with a magnetic toner box, after the latent image by adsorption of ink on the wire on the ink on the charge, and then using electromagnetic will transfer to paper of ink on the image, and finally by UV and heat treated will be part of the graphics and text on a page-melting solid ink on the paper, and the magnetic drum demagnetization after cleaning and preparation for the next page of the business card printing and membership card.

XEIKON7000是磁性粉末制卡和会员卡制作，它将制卡和会员卡制作内容转换成电脉冲，经磁头复制在磁鼓上形成磁化潜影，磁鼓经过墨粉盒，磁化潜影吸附墨粉后由电极丝对墨粉充电，再利用电磁将墨粉影象转移到纸张，最后经紫外线和高温处理将页面上图文部分的墨粉熔固，而磁鼓经过清洁和退磁，准备下一页的制卡和会员卡制作。

Secondly, there has severe noise with width spectrum due to the powerful irradiating microwave pulses. This is a big challenge to design and realize the receiver subsystem to detect the weak MITA signals.

其次，激励所用的高功率微波脉冲会产生很宽频带的强电磁干扰，这对于微弱的微波热致超声波的检测形成巨大的挑战。

Lecture 25: A 1.6 Gb/s/pair Electromagnetically Coupled Multidrop Bus Using Pulse-Based Modulated Signaling, Guest Lecture

讲稿25：利用基于脉冲已调信号的1.6Gb/s/pair电磁铰接式多点公共汽车，客座演讲

SP. transient electromagnetic method: An electromagnetic method in which the waveform of the transmitted signal is a pulse, step function, ramp, or other form which can be considered to be nonperiodic and in which measurements are made after the primary field has stopped changing.

瞬变电磁法：一种电磁勘探方法，其中发射信号的波形是一个脉冲，阶跃函数，斜升函数或其它可认为是非周期的信号形式，且测量是在一次场停止变化后进行的。

It is analyzing framework and factor by touch ElectroMagnetic Compatibility capability, premeditate essential project on pass high level testing of Electrical Fast Transient , synthesis material framework of power unit running restructure, it heighten capability criterion of EMC.

分析影响电磁兼容性能的结构与要点，预研出通过高等级的电快速瞬变脉冲群测试的基本型式，结合具体的功率单元结构进行更改，提高功率单元的EMC性能指标。

Pulse power supply ; electromagnetic compatibility ; interference suppression ; tetrode

脉冲电源；电磁兼容性；抗干扰/四极管

The stabilized biconjugate gradient and fast Fourier transform method is deployed to analyze the transient EM characterization of the objects embedded in a half-space and a three-layer background.

应用稳定的双共轭梯度－快速傅立叶变换方法，分析了两媒质半空间和三分层媒质中浅层埋入体的脉冲电磁散射。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。