Optimization Design of Arrayed Waveguide Grating Using Dual-Etched Multimode Interference Aperture

Xudong Du, Yu Cheng, Tao Shi, Jinhua Chen,Chen Ji

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

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摘要

We propose a low-loss and wide-bandwidth 4-channel SOI horseshoe-shaped MMI-AWG based on dual-etched waveguide apertures. The 3dB bandwidth of the device has been improved from 0.9nm to 3.1nm, with an insertion loss below 5.5dB.

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关键词

arrayed waveguide grating (AWG),double etch,multimode interference coupler (MMI),silicon-on-insulator (SOI)

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