Low-DMD Ladder Fiber with Dual-Step Trench-Assisted Structure

Honglin Sun,Zhiqun Yang,Xutao Wang,Yaping Liu,Huang Yu,Chuyu Peng,Lin Zhang

26th Optoelectronics and Communications Conference (2021), paper M4C.7（2021）

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摘要

We design and fabricate a dual-step trench-assisted 4-LP ladder fiber with low differential mode delay over the C-band, which is reduced by ~20 times when maintaining equal index differences between adjacent mode groups.

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关键词

low-DMD ladder fiber,dual-step trench-assisted structure,dual-step trench-assisted 4-LP ladder fiber,low differential mode delay,C-band,adjacent mode groups

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