A quantum key distribution system operating at gigahertz clock rates
Karen J. Gordon, Verónica Fernández, Gerald S. Buller, Paul D. Townsend, S. Cova, Simone Tisa · 2004
A fiber-optic based quantum key distribution system, operating at a wavelength of 850 nm, has been developed capable of operating up to a clock frequency of 1 GHz, creating significantly increased key exchange rates.