First quantum secured 10-Gb/s DWDM transmission over the same installed fibre
Iris Choi, Yu Rong Zhou, J. F. Dynes, Zhiliang L. Yuan, Andreas Klar, A. W. Sharpe, Alan Plews, Marco Lucamarini, Christian Radig, Jörg Neubert, Helmut Grießer, Michael Eiselt, Christopher J. Chunnilall, Guillaume Lepert, Alastair G. Sinclair, Jörg-Peter Elbers, Andrew Lord, Andrew J. Shields · 2014
We present the first field trial of a quantum-secured DWDM transmission system, where real time refreshed quantum keys and 4×10Gb/s encrypted data are simultaneously transmitted over 26km of installed fibre. Scalability to over 40 channels is analyzed.