掺铒光纤放大器特性分析及长度优化设计

Analysis on Erbium Doped Fiber Amplifier and Its Optimum Length Design

掺铒光纤放大器（ＥＤＦＡ）是光纤通信系统中的关键器件之一。文中从ＥＤＦＡ的基本理论出发，对ＥＤＦＡ的各种特性进行了计算机模拟分析，并研究了ＥＤＦＡ的长度优化设计，实验结果与理论计算相吻合。

Erbium Doped Fiber Amplifier (EDFA) is one of the most important components in optical fiber communication.Computing analysis on the properties based on the theory of EDFA is presented in the paper.Furthermore ,the optimum length of Erbium Doped Fiber(EDF) is studied.The computational values are agree to the experiment results.