Title :
Differential phase shift quantum key distribution with up-conversion single-photon detectors
Author :
Diamanti, E. ; Langrock, C. ; Waks, E. ; Fejer, M.M. ; Yamamoto, Y. ; Takesue, H. ; Honjo, T. ; Inoue, K.
Author_Institution :
Edward L. Ginzton Laboratory, Stanford Univ., CA
Abstract :
A differential phase shift quantum key distribution experiment employing up-conversion single-photon detectors is presented. We achieved a 1-Mbit/s sifted key rate over a 20-km optical fiber, and distributed keys secure against general individual attacks over 75 km
Keywords :
differential phase shift keying; optical fibre communication; optical modulation; photodetectors; quantum cryptography; quantum optics; 1 Mbit/s; 20 km; differential phase shift quantum key distribution; distributed keys; upconversion single-photon detectors; Detectors; Laboratories; Optical fiber communication; Optical fibers; Optical pulse generation; Optical pulses; Phase detection; Phase modulation; Protocols; Pulse modulation;
Conference_Titel :
LEOS Summer Topical Meetings, 2006 Digest of the
Conference_Location :
Quebec City, Que.
Print_ISBN :
1-4244-0090-2
DOI :
10.1109/LEOSST.2006.1693991
