掺铒光纤放大器(EDFA)和拉曼放大器(FRA)的使用，使得光纤通信系统中的入纤功率有了很大的提高。

The implement applications of erbium doped fiber amplifier (EDFA) and fiber Raman amplifier (FRA) make the launching power in optical fiber communications systems increased significantly.

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概述了拉曼光纤放大器(FRA)和掺铒光纤放大器(EDFA)的理论模型，据此计算它们的增益谱。

The theoretical models of Fiber Raman Amplifier (FRA) and Erbium Doped Fiber Amplifier (EDFA) are presented, and their gain spectra are accordingly calculated.

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采用光子转换理论和数值分析方法，研究了采用DCF光纤的喇曼放大器和掺铒光纤放大器组成的混合放大器在DWDM系统中的应用。

This paper studies the application of Hybrid Fiber Amplifier (HFA) in DWDM systems. The HFA is composed of EDFA and FRA that adoptes DCF as its transmitting fiber.

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