Then, it explains the application of WDM/DWDM on optical fiber transmission line.
接着，叙述波分多路在光纤传输线路的应用，对加大传输容量非常有效。
This digitalized optical fiber transmission system is upstream line of the bi-directional optical fiber transmission system.
数字化光纤传输系统，为有线制导光纤传输系统的一个部分；
The main development trend of high voltage transmission line's protection is the line fiber optical differential protection.
光纤电流差动保护是高压线路主保护的发展趋势。
An interface formed by joining the ends of two optical fibers in a coaxial (in-line) butt joint for direct fiber-to-fiber transmission.
为使光纤对光纤直接传输，将两根光纤的端面以同轴对接方式进行连接所形成的一种界面。
In this dissertation, we focus on researching the performance of both linear high-speed optical fiber communication and soliton transmission system using PSA as in-line amplifier.
本论文提出把PS A作为在线放大器应用于线性高速光纤通信系统和光孤子系统。
A method of conjugate measuring network for on-line transmission performance monitoring of optical fiber digital communication is introduced here.
介绍了在线监测光纤数字通信线路传输性能的测试子网方法和测试结果。
At present, both linear high-speed optical fiber communication system and soliton transmission system are mostly using EDFA as in-line amplifier.
目前线性高速光纤通信系统和光孤子传输系统大多采用EDFA作为在线放大器来补偿光纤损耗导致的能量损失。
The first one is a sensor head converting the current flowing in the power line into the optical pulse FM signal. The second one is optical fiber transmission and optolectric conversion.
第二部分是光纤传输和光电转换器，从传感头输出的频率调制信号驱动装在高压端的发光二极管，进而转换成光脉冲信号；
Along with the wide spread of data-channel such as optical fiber in UHV transmission line protection, it is more important to improve protection's principle.
随着光纤等数字通道在高压输电线路保护中的逐渐推广应用，充分利用数字通道来完善成套保护的原理就显得尤为重要。
This paper introduces the principle and transformation situation of replacing cable with optical fiber for DC1500V intertrip signal transmission in Dalian Express Rail Transit No. 3 Line.
本文详细介绍了大连快轨三号线牵引供电系统中直流1500V联跳信号的传输由电缆改为光缆的原理和改造情况。
The effect of optical fiber dispersion parameter on the performance of average-soliton transmission system using PSA as in-line amplifiers has been analyzed theoretically by computer simulation.
通过计算机系统仿真研究光纤色散参量对以相敏光放大器（PSA）作为在线放大器的动态孤子系统传输性能的影响。
There are many communication modes in remote monitoring system, such as optical fiber, wireless transmission, cable mode, power line carrier, etc.
远程在线监测系统可以选择多种通信方式：光纤、无线、电缆、电力线载波等等。
The effect of optical fiber dispersion parameter on the transmission performance of dynamic-soliton system using PSA as in-line amplifiers has been analyzed theoretically by computer simulation.
采用计算机系统仿真方法研究光纤色散参量对应用相敏光放大器 （PSA）作为在线放大器并采用平均孤子传输方案的光孤子通信系统传输性能的影响。
This paper firstly introduced the composing of submarine optical fiber cable system, and then analyzed mostly ingredient that influences its security in transmission line and information.
本文研究一种电小天线的新型补偿电路 ，即用短路传输线与天线相并联的方式实现对电小天线的宽带匹配 。
The effect of optical fiber dispersion parameter on the performance of average-soliton transmission system using PSA as in-line amplifiers has been analyzed theoretically by computer simulation.
采用计算机系统仿真方法研究光纤色散参量对应用相敏光放大器 （PSA）作为在线放大器并采用平均孤子传输方案的光孤子通信系统传输性能的影响。
The effect of optical fiber dispersion parameter on the performance of average-soliton transmission system using PSA as in-line amplifiers has been analyzed theoretically by computer simulation.
采用计算机系统仿真方法研究光纤色散参量对应用相敏光放大器 （PSA）作为在线放大器并采用平均孤子传输方案的光孤子通信系统传输性能的影响。
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