用于量子密钥分布的弱QPSK信号光子计数与超级零差探测
量子物理
2007-05-23 v1
摘要
我们比较了两种不同QPSK信号探测构型——光子计数与超级零差探测——的原理与实验结果，其应用于采用BB84协议、工作在通信波长的光纤量子密钥分布（QKD）系统。
引用
@article{arxiv.quant-ph/0611123,
title = {Photon Counting and Super Homodyne Detection of Weak QPSK Signals for Quantum Key Distribution},
author = {Q. XU and M. B. Costa e Silva and S. Agnolini and P. Gallion and F. J. Mendieta},
journal= {arXiv preprint arXiv:quant-ph/0611123},
year = {2007}
}
备注
2 pages, 3 figues, EOS Annual Meeting 2006, Topical Meeting on Extreme Optics (QEOD/EPS), Paris, Oct. 2006