Quantum key distribution with vacua or dim pulses as decoy states

Hoi-Kwong Lo Hoi-Kwong Lo

doi:10.1109/isit.2004.1365174

Quantum key distribution with vacua or dim pulses as decoy states

Hoi-Kwong Lo Hoi-Kwong Lo

https://doi.org/10.1109/isit.2004.1365174

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Publication Date: Jun 27, 2004

Citations: 10

Affiliation: University of Toronto

#Decoy State #Quantum Key Distribution + Show 8 more

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Abstract

Hwang (2003) has proposed a decoy state method in quantum key distribution (QKD). In Hwang's proposal, the average photon number of the decoy state is about two. This paper propose a new decoy state scheme using vacua or very weak coherent states as decoy states and discuss its advantages.

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