Based on analyzing the theory of OFDM (Orthogonal Frequency Division Multiplexing) and characteristic of cable transmission, the Modem of high speed cable telemetry system has been designed.
通过对OFDM(正交频分复用)技术原理及测井电缆传输特性的分析，设计出满足测井电缆所需的调制解调器。
In allusion to the problems mentioned above, firstly, the paper models the distribution parameter circuit of the cable and the high frequency circuit of motor through the transmission theory.
针对上述问题，本文首先通过传输线理论建立了机车用电缆的分布参数模型，以及变频调速牵引电机的高频等效电路。
High frequency, the signal transmission cable surface (skin effect), the smaller size of the Traverse greater loss.
高频时，信号在导线表面传输(趋肤效应)，尺寸越小的导线产生的损耗越大。
The electrical field shield, high and low frequency magnetic shield and shield of coaxial cable are focused.
重点讨论了电场屏蔽，高、低频磁场屏蔽和同轴电缆线的屏蔽问题。
Its first use was as an insulator for high frequency cable (RADAR). Its main use is now for films, for packaging and agriculture.
最初用于高频电缆的绝缘体（如雷达），现主要用于农膜、包装膜和食品包装膜。
The high frequency signal propagation on power cable is demonstrated theoretically by solving transmission equation and analysing the stable solution.
通过对传输方程求解以及对稳态解的分析，从理论上说明了高频信号在动力电缆中的传播情况。
On the basis of symmetric-equivalent circuit, the high frequency equivalent circuit and transmission equations of power cable have been developed.
本文在对称等效的基础上，建立了动力电缆的高频等效电路及动力电缆的高频传输方程。
The transmission of high frequency signals in multi-conductor electrical cable may introduce serious line-to-line crosstalk, which may result in the loss of signal energy on receivers.
高频信号在多导体电力线上传输时会存在严重的线间串扰，造成接受端信号能量的损失和信号的混乱。
Compared with the prior art, the core wires of the cable farthest keep the uniform integrity of the insulating layers, thereby farthest ensuring the transmission of high frequency signals.
与现有技术相比较，本发明的线缆的芯线最大程度保持了绝缘层的均匀完整性，使高频信号传输得以得到最大程度的保证。
Compared with the prior art, the core wires of the cable farthest keep the uniform integrity of the insulating layers, thereby farthest ensuring the transmission of high frequency signals.
与现有技术相比较，本发明的线缆的芯线最大程度保持了绝缘层的均匀完整性，使高频信号传输得以得到最大程度的保证。
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