| 基于指示单光子源和量子存储的量子密钥分配 |
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| 引用本文： | 何业锋,王登,杨红娟,宋畅,李东琪.基于指示单光子源和量子存储的量子密钥分配[J].中国激光,2019(4):301-306. |
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| 作者姓名： | 何业锋 王登 杨红娟 宋畅 李东琪 |
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| 作者单位： | 西安邮电大学无线网络安全技术国家工程实验室;西安邮电大学通信与信息工程学院 |
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| 基金项目： | 国家自然科学基金(61802302;61472472;61772418);陕西省自然科学基础研究计划(2017JM6037) |
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| 摘 要： | 提出一种基于指示单光子源和量子存储的量子密钥分配方案。分析了其密钥生成率与安全传输距离和量子存储时间的关系,以及量子存储的退相干效应对最终密钥生成率的影响。研究了量子存储对基于指示单光子源的测量设备无关量子密钥分配方案的影响。仿真结果表明,在指示单光子源下,量子存储的实际相干时间增加,使得系统的安全传输距离增大,且量子退相干效应对最终的密钥生成率的影响微弱。
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| 关 键 词： | 量子光学 量子密钥分配 测量设备无关 指示单光子源 量子存储 |
Quantum Key Distribution Based on Heralded Single Photon Sources and Quantum Memory |
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| He Yefeng,Wang Deng,Yang Hongjuan,Song Chang,Li Dongqi.Quantum Key Distribution Based on Heralded Single Photon Sources and Quantum Memory[J].Chinese Journal of Lasers,2019(4):301-306. |
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| Authors: | He Yefeng Wang Deng Yang Hongjuan Song Chang Li Dongqi |
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| Affiliation: | (National Engineering Laboratory for Wireless Security,Xi′an University of Posts and Telecommunications,Xi'an,Shaanxi 710121,China;School of Communication and Information Engineering,Xi′an University of Posts and Telecommunications,Xi'an,Shaanxi 710121,China) |
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| Abstract: | He Yefeng;Wang Deng;Yang Hongjuan;Song Chang;Li Dongqi(National Engineering Laboratory for Wireless Security,Xi′an University of Posts and Telecommunications,Xi'an,Shaanxi 710121,China;School of Communication and Information Engineering,Xi′an University of Posts and Telecommunications,Xi'an,Shaanxi 710121,China) |
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| Keywords: | quantum optics quantum key distribution measurement-device-independent heralded single photon sources quantum memory |
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