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Efficient coupled-cavity electro-optic modulator on silicon for high carrier frequency, narrowband RF signals

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Abstract

We demonstrate a coupled-cavity electro-optic modulator with 5.5 GHz bandwidth centered at 41 GHz. The device, driven with a −5 dBm RF signal, shows −27 dB pump-to-sideband conversion efficiency, a 15 dB improvement over a regular ring modulator.

© 2019 The Author(s)

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