基于轨道角动量的量子密钥分配

Yuan Qian, Zhao Sheng-mei
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引用次数: 2

摘要

如何提高密钥分发效率是量子密钥分发中的关键技术。提出了一种基于d维Hilbert空间中轨道角动量(OAM)状态的高效量子密钥分发协议。在该协议中,每个光子携带log2d比特的信息,大大提高了密钥分配效率。此外,还对该密钥分配协议进行了数值仿真,验证了该协议的有效性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Quantum key distribution based on Orbital Angular Momentum
How to improve the key distribution efficiency is key technique in quantum key distribution. An efficient quantum key distribution (QKD) protocol based on Orbital Angular Momentum (OAM) states in the d-dimension Hilbert space is presented in this paper. In the protocol, each photon carries log2d bits information, and the key distribution efficiency is improved greatly. In addition, the numerical simulation for this key distribution protocol are also given to show the availability of the protocol.
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