Thin-Film Lithium Niobate Modulator for a Flat Frequency-Response over 110 GHz Bandwidth with Integrated Electro-Optic Frequency-Domain Equalizer.

Yuya Yamaguchi,Pham Tien Dat,Naokatsu Yamamoto,Kouichi Akahane,Atsushi Kanno,Tetsuya Kawanishi

Optical Fiber Communications Conference and Exhibition（2024）

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摘要

We demonstrated an optical modulator with an ultra-flat frequency-response over 110 GHz by using a thin-film lithium niobate platform and the integration of an electro-optic frequency-domain equalizer. The half-wave voltage was 2.4 V, and we measured an extinction ratio exceeding 40 dB.

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关键词

Frequency Domain Equalization,Thin-film Lithium Niobate,Optical Modes,Extinction Ratio,Electrode,High Dielectric Constant,Optical Loss,Coupling Loss,Mach-Zehnder Modulator

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