Automatic installation in QKD system using photon-counting optical power meter

A burst-length-setting and phase-optimization technique were proposed for use in QKD, and we demonstrated their repeatability. QKD could automatically be installed on a strange optical line with these techniques.

[1]  M. Matsui,et al.  Field experiments of quantum cryptosystem in 96 km installed fibers , 2005, EQEC '05. European Quantum Electronics Conference, 2005..

[2]  T. Takeuchi,et al.  High-speed QKD system synchronized by automatic phase-alignment mechanism , 2005, OFC/NFOEC Technical Digest. Optical Fiber Communication Conference, 2005..

[3]  A. Tajima,et al.  Fortnight quantum key generation field trial using QBER monitoring , 2005, 2005 IEEE LEOS Annual Meeting Conference Proceedings.

[4]  N. Gisin,et al.  Automated 'plug & play' quantum key distribution , 1998, quant-ph/9812052.

[5]  J. Goedgebuer,et al.  Long-distance QKD transmission using single-sideband detection scheme With WDM synchronization , 2003 .