Presentation 2010-03-05
Bit Transmission Probability Maximizing the Key Rate of the BB84 Protocol
Sonny LUMBANTORUAN, Ryutaroh MATSUMOTO, Tomohiko UYEMATSU,
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Abstract(in English) In all papers on the BB84 protocol, the transmission probability of each bit value is usually set to be equal. In this paper, we show that by assigning different transmission probability to each transmitted qubit within a single polarization basis, we can improve the key generation rate of the BB84 protocol and achieve a higher key rate over the amplitude damping channel. We determine the bit transmission probability that maximizes the key rate.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) amplitude damping channel / BB84 / bit transmission probability / quantum key distribution
Paper # IT2009-139,ISEC2009-147,WBS2009-118
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Committee ISEC
Conference Date 2010/2/25(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Bit Transmission Probability Maximizing the Key Rate of the BB84 Protocol
Sub Title (in English)
Keyword(1) amplitude damping channel
Keyword(2) BB84
Keyword(3) bit transmission probability
Keyword(4) quantum key distribution
1st Author's Name Sonny LUMBANTORUAN
1st Author's Affiliation Department of Communications and Integrated Systems, Tokyo Institute of Technology()
2nd Author's Name Ryutaroh MATSUMOTO
2nd Author's Affiliation Department of Communications and Integrated Systems, Tokyo Institute of Technology
3rd Author's Name Tomohiko UYEMATSU
3rd Author's Affiliation Department of Communications and Integrated Systems, Tokyo Institute of Technology
Date 2010-03-05
Paper # IT2009-139,ISEC2009-147,WBS2009-118
Volume (vol) vol.109
Number (no) 445
Page pp.pp.-
#Pages 6
Date of Issue