Broadband Arbitrary Coupler Based on Asymmetric Mach-Zehnder Interferometers with Bezier Curves

Jiaqi Chen,Yuanbin Liu,Ziheng Ni,Liangjun Lu,Jianping Chen,Linjie Zhou

2023 Asia Communications and Photonics Conference/2023 International Photonics and Optoelectronics Meetings (ACP/POEM)（2023）

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摘要

We propose a broadband coupler based on cascaded Mach-Zehnder interferometers with Bezier curves on the silicon nitride platform, which has a wide operation wavelength range of 110 nm and good width/thickness fabrication tolerance.

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关键词

broadband coupler,Bezier curve,silicon nitride

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