Author :
Sasaki, M. ; Fujiwra, M. ; Ishizuka, H. ; Klaus, W. ; Wakui, K. ; Takeoka, M. ; Tanaka, A. ; Yoshino, K. ; Nambu, Y. ; Takahashi, S. ; Tajima, A. ; Tomita, A. ; Domeki, T. ; Hasegawa, T. ; Sakai, Y. ; Kobayashi, H. ; Asai, T. ; Shimizu, K. ; Tokura, T. ;
Abstract :
A novel secure communication network with quantum key distribution in a metropolitan area is reported. Different QKD schemes are integrated to demonstrate secure TV conferencing over a distance 45 km, stable long-term operation, and application to secure mobile phones.
Keywords :
quantum cryptography; telecommunication security; teleconferencing; QKD schemes; Tokyo QKD network; distance 45 km; metropolitan area; quantum key distribution; secure TV conferencing; secure communication network; secure mobile phones; secure photonic network; Detectors; Optical fiber cables; Optical fiber networks; Optical fiber polarization; Photonics; Streaming media;
