基于光纤的城域量子通信

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研究方向

光纤量子通信实验室长期坚持学科交叉与融合，以国家重大战略需求和交叉前沿领域为导向，逐步形成的一个以光子作为信息载体、光纤作为传输媒介，从实验方面瞄准广域量子信息物理的一系列关键科学与技术问题并开展相关科学研究，发展量子信息技术，研究量子密码和量子通信的实验室。主要研究方向有：远距离测量设备无关量子密钥分发技术的研究，并基于测量器件无关量子密钥分发的新型城域量子通信网络技术，探索并拓展其组网能力、安全性分析及和应用效果等；针对实际应用中光纤链路资源紧缺，成本高昂等问题，通过研究新的波分复用和抑制拉曼噪声技术方法，实验验证量子信息技术在不同环境下与经典通信波分复用的可行性，探索城域全波分网络的可行性；在现实条件下提高地面网络设备的安全性，结合冷原子量子中继，扩展量子通信安全距离，发展全量子网络；研制超高亮度的通信波段纠缠光源、研究超高亮度的纠缠源在城际通信网络中的量子隐形态传输中的应用; 开展新型量子通信方案的研究，开展更远距离、网络化、实用化、更高安全性的相关工作研究等。

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