This paper introduces the technologies of remote pumped erbium-doped optical fiber amplifier, remote pumped optical fiber pre -amplifier, Raman noise filtering and forward error correction used in G.
文章介绍了采用远泵掺铒光纤功率放大技术、远泵掺铒光纤前置放大技术、拉曼噪声抑制技术和前向误码纠错等技术，工程上常用的G。
In the building blocks of an optical transmission system, the pre-amplifier and the main amplifier are the critical parts.
在用于光纤传输系统的几个功能电路中，构成光接收机前端放大电路的前置放大器和主放大器是两个关键电路。
In the building blocks of an optical transmission system, the pre-amplifier and the main amplifier are the critical parts.
在用于光纤传输系统的几个功能电路中，构成光接收机前端放大电路的前置放大器和主放大器是两个关键电路。
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