This paper summarizes the general principle and technical problems in optical fibre amplifier. The principle characteristics and functions of EDFA, which are commonly used in monitoring are described.
总结了光放大器的一般原理和技术难点，分类评述了常用的EDFA监控方案的工作原理、特点和性能。
This paper summarizes the general principle and technical problems in optical fibre amplifier. The principle characteristics and functions of EDFA, which are commonly used in monitoring are described.
总结了光放大器的一般原理和技术难点，分类评述了常用的EDFA监控方案的工作原理、特点和性能。
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