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112-Gb/s PAM-4 using Integrated Germanium on Silicon Franz Keldysh Modulator

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Abstract

We evaluate the performance of 112-Gb/s PAM-4 modulation using integrated Ge electro-absorption modulator operating at 1622 nm. Using pre-equalization with 25-GHz bandwidth limited arbitrary waveform generator we demonstrated 1-km fiber transmission at 112 Gb/s.

© 2018 The Author(s)

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