Design and Characterization of Arbitrary Filters with an Integrated Spiral Si3N4/SiO2 Waveguide

Yiwen Hu,Shengjie Xie,Jiahao Zhan,Yang Zhang,Sylvain Veilleux,Mario Dagenais

2020 Optical Fiber Communications Conference and Exhibition (OFC)（2020）

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摘要

We report the optimization of reconstruction algorithm and experiment for an integrated arbitrary filter. A 43-notch filter near 1550 nm is implemented with an ultra-low-loss Si ₃ N ₄ /SiO ₂ spiral waveguide. All notches have uniform depths/widths of about 20 dB/0.2 nm.

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关键词

arbitrary filters,reconstruction algorithm,integrated arbitrary filter,43-notch filter,Integrated Spiral Si3N4-SiO2 Waveguide,ultralow-loss Si3N4-SiO2 spiral waveguide,uniform depths-widths,optimization,size 1550.0 nm,noise figure 20.0 dB,size 0.2 nm,Si3N4-SiO2

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