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Updated: May 25, 2026

Generation and Coherent Control of Pulsed Quantum Frequency Combs
Published on: June 8, 2018
Ultrahigh-speed and widely tunable wavelength conversion based on cross-gain modulation in a quantum-dot
Motoharu Matsuura1, Oded Raz, Fausto Gomez-Agis
1COBRA Research Institute, Eindhoven University of Technology, P. O. Box 513, Eindhoven, The Netherlands. m.matsuura@uec.ac.jp
Abstract:
We present ultrahigh-speed and full C-band tunable wavelength conversions using cross-gain modulation in a quantum-dot semiconductor optical amplifier (QD-SOA). In this study, we successfully demonstrated error-free 320-Gbit/s operation of an all-optical wavelength converter (AOWC) using the QD-SOA for the first time. We also demonstrated full C-band tunable operation of the AOWC in the wavelength range between 1535 nm and 1565 nm at a bit rate of 160-Gbit/s.
