Title :
97-km QKD field trial using PLC-based one-way interferometers, SSPDs and WDM synchronization
Author :
Tanaka, A. ; Fujiwara, Masamichi ; Sae Woo Nam ; Nambu, Yoshihiro ; Takahashi, Satoshi ; Maeda, Wakako ; Yoshino, Kohzoh ; Miki, Shigehito ; Baek, B. ; Wang Zhen ; Tajima, Akio ; Tomita, Akihisa ; Sasaki, Motoharu
Author_Institution :
Syst. Platforms Res. Labs., NEC Corp., Kawasaki, Japan
Abstract :
The world´s fastest BB84 QKD through a 97-km installed fiber was demonstrated using PLC-based interferometers, SSPDs and WDM synchronization. By suppressing nonlinear crosstalk induced by the multiplexed clock, QBER of 2.8% was obtained after 97-km transmission.
Keywords :
error statistics; light interferometers; optical crosstalk; quantum communication; quantum cryptography; superconducting devices; wavelength division multiplexing; PLC-based one-way interferometers; QBER; QKD field trial; SSPD; WDM; distance 97 km; multiplexed clock; nonlinear crosstalk; quantum key distribution; Clocks; High speed optical techniques; Interferometers; Optical fibers; Optical filters; Optical interferometry; Optical modulation; Optical receivers; Synchronization; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528716
