Strongly Coupled Few-mode Erbium-doped Fiber Amplifiers with Ultralow Differential Modal Gain

Yaping Liu,Xutao Wang,Zhiqun Yang,Lin Zhang,Guifang Li

OFC（2020）

引用 3|浏览28

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摘要

We propose new few-mode EDFAs based on strong mode coupling, which can be realized by distributed long-period gratings. As a result, an ultralow differential modal gain of 0.5 dB can be achieved with layered doping.

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关键词

ultralow differential modal gain,few-mode EDFA,strong mode coupling,distributed long-period gratings,layered doping,coupled few-mode erbium-doped fiber amplifiers,gain 0.5 dB

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