Real-time 70 Gbit/s, 128 QAM Quantum Noise Stream Cipher Transmission over 100 km with Secret Keys Delivered by Continuous Variable Quantum Key Distribution System

Konferenz: ECOC 2016 - 42nd European Conference on Optical Communication
18.09.2016 - 22.09.2016 in Düsseldorf, Deutschland

Tagungsband: ECOC 2016

Seiten: 3Sprache: EnglischTyp: PDF

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Autoren:
Nakazawa, Masataka; Yoshida, Masato; Hirooka, Toshihiko; Kasai, Keisuke (Research Institute of Electrical Communication, Tohoku University, Japan)
Hirano, Takuya (Department of Physics, Gakushuin University, Japan)

Inhalt:
We demonstrate a real-time quantum noise stream cipher transmission with a continuous variable quantum key distribution system to greatly increase encryption security. 70 Gbit/s, 128 QAM encrypted data have been successfully transmitted over 100 km.