DocumentCode
2559067
Title
Sagnac quantum key distribution using novel polarization-insensitive phase modulators based on frequency shift
Author
Huang, Lei-Lei ; Qi, Bing ; Mong, Roger ; Li Qian ; Lo, Hoi-Kwong
Author_Institution
Dept. of Electr. & Comput. Eng., Toronto Univ., Ont.
fYear
0
fDate
0-0 0
Firstpage
24
Lastpage
25
Abstract
We demonstrate a stable Sagnac quantum key distribution implementing BB84 phase-encoding protocol based on acousto-optic frequency shifters. The quantum bit error rate remains 4-6.5% for at least one hour without recalibration or feedback control
Keywords
Sagnac interferometers; acousto-optical modulation; error statistics; optical communication equipment; optical fibre communication; phase coding; phase modulation; quantum cryptography; BB84 phase-encoding protocol; Sagnac quantum key distribution; acousto-optic frequency shifters; frequency shift; polarization-insensitive phase modulators; quantum bit error rate; Frequency shift keying; Interference; Optical control; Optical fiber polarization; Optical pulse generation; Phase modulation; Protocols; Pulse modulation; Quantum computing; Sagnac interferometers;
fLanguage
English
Publisher
ieee
Conference_Titel
LEOS Summer Topical Meetings, 2006 Digest of the
Conference_Location
Quebec City, Que.
Print_ISBN
1-4244-0090-2
Type
conf
DOI
10.1109/LEOSST.2006.1693999
Filename
1693999
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