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Conferences > CLEOPR > 2022 > P_CM11 > P_CM11_06

An Optical Filter Based on Sidewall Long-Period Grating in Lithium Niobate on Insulator

Jun Hui Li, Meng Ke Wang, and Kai Xin Chen

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Abstract

We propose an optical filter based on sidewall long-period waveguide grating with metal absorption layer in lithium niobite-on-insulator. Our designed filter achieves an extinction ratio >30 dB at 1550 nm wavelength and a 3-dB bandwidth of 78 nm.

© 2022 IEEE

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