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Optics Communications

Comment on “Controlled DSQC using five-qubit entangled states and two-step security test”

Su‐Juan Qin, Qiaoyan Wen, Luoming Meng, Fu-Chen Zhu

Published Apr 10, 2009• 18 citations
Publisher
DOI
10.1016/j.optcom.2009.03.050

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理论物理通讯:英文版•Jan 1, 2011•0 citations
three-qubit W 的确定的安全的量通讯(DSQC ) 计划使用块说的一个二拍子的圆舞被建议。在这个计划,秘密消息能被采用四二粒子的单一的操作编码并且直接由在贝尔基础或单个粒子的基础利用相应大小译码。与大多数以前的 DSQC 协议作比较,现在的计划有高全部的效率,它达到 50% 。除了这,当因为几乎所有例子是有用的,每个 W 状态能带二位秘密信息,和高内在的效率,它仍然有高能力的优点。而且,这通讯的安全能被检查播送想法的技术和二拍子的圆舞的圈套粒子保证。