Implementation of SARG04 decoy state quantum key distribution

The experiment of decoy state QKD has been reported using commercial QKD system based on a standard bi-directional ‘Plug & Play’ set-up. By making simple modifications to a commercial quantum key distribution system, decoy state QKD allows us to achieve much better performance than QKD syst...

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Bibliographic Details
Main Authors: Sellami , Ali, Mahmoud, Omer
Format: Conference or Workshop Item
Language:English
Published: 2011
Subjects:
Online Access:http://irep.iium.edu.my/6368/1/tssa2011_submission_47.pdf
http://irep.iium.edu.my/6368/
http://www.tssa-itb.org/tssa2011/
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Summary:The experiment of decoy state QKD has been reported using commercial QKD system based on a standard bi-directional ‘Plug & Play’ set-up. By making simple modifications to a commercial quantum key distribution system, decoy state QKD allows us to achieve much better performance than QKD system without decoy state in terms of key generation rate and distance. One decoy state protocol has been implemented. The obtained results demonstrate an unconditionally secure key rate of 0.127 x 10-4 per pulse for a 10 km fiber length.