Title :
Quantum key distribution over distances as long as 101 km
Author :
Zhiliang Yuan ; Gobby, C. ; Shields, A.J.
Author_Institution :
Toshiba Res. Eur. Ltd., Cambridge, UK
Abstract :
We demonstrate, for the first time, quantum key distribution over 101 km of standard telecom fibre. The system is characterized by a quantum bit error rate of /spl sim/7.1% and a bit rate of 15 Hz.
Keywords :
optical fibre dispersion; optical fibre networks; quantum cryptography; quantum optics; telecommunication security; amplification privacy; fibre attenuation; fibre optic networks; quantum bit error rate; quantum cryptography; quantum key distribution; standard telecom fibre; Bit error rate; Bit rate; Clocks; Cryptography; Detectors; Optical fiber devices; Optical fiber networks; Optical receivers; Phase modulation; Quantum mechanics;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238464
