Title :
Differential-Phase-Shift Quantum Key Distribution Using Single-Photon Detectors
Author :
Inoue, Kyo ; Takesue, Hiroki ; Honjo, Toshimori
Author_Institution :
Osaka Univ., Osaka
Abstract :
A novel type of quantum key distribution (QKD) protocol called differential-phase-shift QKD is described. It uses a weak coherent pulse train, and features simple configuration and efficient use of the time domain.
Keywords :
phase shift keying; photodetectors; protocols; quantum cryptography; quantum entanglement; quantum optics; QKD protocol; coherent pulse train; differential-phase-shift quantum key distribution; single-photon detectors; Detectors; Interference; Optical attenuators; Optical interferometry; Optical pulses; Optical receivers; Optical transmitters; Phase detection; Protocols; Pulse measurements;
Conference_Titel :
Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-831-4
DOI :
10.1109/OFC.2007.4348945
