Low-Loss and Low-Crosstalk Fan-in/Fan-out Device for Multicore Fiber Using a Femtosecond Laser Direct Inscription Technique

Zixiang Dai,Junjie Xiong,Lin Ma,Zuyuan He

2022 20th International Conference on Optical Communications and Networks (ICOCN)（2022）

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摘要

We demonstrate a low-loss and low-crosstalk fan-in/fan-out device for three-core fiber using femtosecond laser direct inscription. The fabricated FI/FO device has an averaged insertion loss of 1.33 dB and a crosstalk smaller than −49 dB.

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关键词

Space division multiplexing,multicore fiber,ultrafast laser inscription

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