We report a new quantum key distribution scheme based on phase coding in frequency domain including active compensation dispersion and polarisation insensitive receiver. An Experimental system demonstrated stable quantum bit error up to 15 hours.
© 2008 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.4510) Fiber optics and optical communications : Optical communications
(270.0270) Quantum optics : Quantum optics
(270.5568) Quantum optics : Quantum cryptography
J. Cussey, F. Patois, N. Pelloquin, and J. Merolla, "High Frequency Spectral Domain QKD Architecture with Dispersion Management for WDM Network," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper OWJ3.