量子通信网络是一种采用量子通信系统的网络，量子通信网络由众多分离的节点组成，量子信息就存储在这些节点中。
该方案可以应用在分布式量子通信网络中，并证明是无条件安全的。
The scheme can be applied in the distributed quantum communication network. It is proved unconditional secure.
为了研究量子通信系统，提出了一种基于光开关的量子交换器，它是量子通信网络的节点。
In order to study system of quantum communication, a scheme of quantum switch based on optical switch is presented, which is the node of quantum communication network.
利用卫星来分发单光子(或纠缠光子对)的方法为远程量子通信网络提供了一种独特的解决方案。
Using satellites to deliver single photon or entangled photon pairs is a unique solution to realize long-distance quantum communications networks.
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