通常的量子密钥分配协议都需要一个辅助的经典信道来生成量子密钥。
In previous quantum key distribution protocols a auxiliary classical channel is needed.
理论计算证明了量子密钥分配协议在这种攻击策略下仍具有足够的安全性。
It is shown that there is still an asymptotic perfect security of quantum key distribution under this attack strategy.
该文根据量子密钥分配原理，提出了实现对称密码体制密钥的绝对保密的量子密钥分配协议。
According to quantum key code distribution's principle, this paper has put forward absolutely safe protocol of quantum key code distribution for realizing the key of symmetrical cryptosystem.
本文在充分掌握了量子密钥研究现状的基础上，重点针对BB 84量子密钥分配协议展开了研究。
In this paper, the author, under the full grasp of status of quantum cryptographic key research, does research concentrating on the BB84 quantum cryptographic key distribution protocol.
给出了在经典计算机上表示量子态的制备和测量方法，并编制相应的程序，实现了多种量子密钥分配协议仿真。
Methods to express the preparation and measurement of quantum states on current computer and the basic algorithms for simulating the quantum key distribution protocols were given.
从分析经典量子密钥分配协议——BB 84协议入手，发现了其在通信效率上存在问题，并由此出发提出了一个新的改进方案。
From analysis of the classic quantum crypt-key allotment agreement called BB84, problems existing in correspondence efficiency are discovered. A new improvement project is put forward.
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.
在自由空间量子密钥分配中，单光子源采用具有泊松分布的高度衰减激光脉冲，量子密码术协议采用BB 84和B92协议。
Highly attenuated laser pulses with Poisson distribution are used as single-photon sources and the BB84 and B92 protocols are used for free-space quantum key distribution.
基于量子一次一密和量子密钥分配，提出了一种针对经典消息的高效量子签名协议。
An efficient quantum signature protocol of classical messages which was based on quantum one-time pad and quantum key distribution was presented.
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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