DocumentCode
2053150
Title
Quantum key distribution with vacua or dim pulses as decoy states
Author
Lo, Hoi-Kwong
Author_Institution
Dept. of Electr. & Comput. Eng., Toronto Univ., Ont., Canada
fYear
2004
fDate
27 June-2 July 2004
Firstpage
137
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.
Keywords
protocols; quantum cryptography; coherent state; decoy state method; dim pulse; photon number; quantum key distribution; vacua; Broadcasting; Cryptography; Physics; Polarization; Proposals; Protocols; Quantum computing; Quantum mechanics; Security; Technological innovation;
fLanguage
English
Publisher
ieee
Conference_Titel
Information Theory, 2004. ISIT 2004. Proceedings. International Symposium on
Print_ISBN
0-7803-8280-3
Type
conf
DOI
10.1109/ISIT.2004.1365174
Filename
1365174
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