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.
但这确实是实现不会泄密的通信系统以及建造超高速高能量子计算机之路上的首个巨大进步。
But it's a big first step down a road that could produce unhackable communications schemes and superfast, energy efficient quantum computers.
这个量子密钥传输协议在通信节点和控制中心之间通过多个GHZ对构建安全的密码分配系统。
The quantum communication network marries a variety of GHZ states to well establish the secure key distribution system employed in conjunction with the nodes and control centers.
介绍以光学系统来实现量子密码通信的原理和实验。
This paper introduces the principle and experiment of using optical system to realize the quantum cipher communication.
量子密码学是实现通信系统绝对安全的有效解决方案。
Quantum cryptography is considered as a promising solution towards absolute security in communication systems.
课程包括量子力学、物理光学、光电理论、光学制造和测试、光学通信系统等。
Coursework includes quantum mechanics, physical optics, optoelectronic theory, optical fabrication and testing, optical communication systems, and other topics.
目前，量子密码通信主要应用在密钥分配方面，国际上已经开发出了一些量子密钥分配方面的系统和产品。
Currently, quantum cryptography communication is mainly used in quantum key distribution. There are a number of systems and products about quantum key distribution.
量子保密通信系统以量子力学中的基本定理为基石，可以提供绝对的信息安全。
Quantum cryptography communication system is based on principles of quantum mechanics, thereby it can provide absolute security of information.
论文对量子信息中的量子保密通信系统及量子逻辑门进行了研究。
This thesis mainly focuses on investigation on the quantum cryptography communication system and quantum logic gates.
近些年来，为了满足多用户网络通信系统的需求，量子密钥分发网络的研究已经成为一个新的研究方向。
During these years, the analysis on QKD network has become a new trend, which is used to fulfill the requirements of multi-user communication systems.
与经典保密通信不同的是，量子密码学不是基于大数分解的复杂性，而是基于量子力学的原理。同时，量子密码也是不依赖于计算机系统的计算能力的。
Rather than depending on the complexity of factoring large numbers, quantum cryptography is based on the rules of physics and is also independent of the processing power of computing systems.
第三章：详细讨论了基于相位调制偏振编码的量子保密通信系统。
Chapter3: This chapter discusses the quantum cryptography system based on phase modulation polarization coding technology in details.
当前的量子通信协议和密钥分配系统，大多是基于点对点、一对一的单行系统，而现实中的通信网络是一对多、多对多的复杂系统。
The QKD protocols and the available QKD system are mostly based on the point-to-point, or one-to-one network, while the real communication needs one to many, many-to-many network.
当前的量子通信协议和密钥分配系统，大多是基于点对点、一对一的单行系统，而现实中的通信网络是一对多、多对多的复杂系统。
The QKD protocols and the available QKD system are mostly based on the point-to-point, or one-to-one network, while the real communication needs one to many, many-to-many network.
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