Title :
Experimental quantum key distribution with active phase randomization
Author :
Zhao, Yi ; Qi, Bing ; Lo, Hoi-Kwong
Author_Institution :
Center for Quantum Information and Quantum Control Dept. of Physics and Dept. of Electrical and Computer Engineering, 10 King¿s College Road, Toronto, Ontario, M5S 3G4, Canada
Abstract :
Phase-randomization is an important assumption in many security proofs of practical quantum key distribution (QKD) systems. Here, we present the first experimental QKD with reliable active phase-randomization. A polarization-insensitive phase-modulator is designed for our experiment.
Keywords :
Mirrors; Optical fiber cables; Optical fiber polarization; Optical modulation; Optical pulse generation; Phase modulation; Pulse modulation; Quantum computing; Random number generation; Security;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431642
