| 1. | After discussed the problem of qkd , we focus on quantum digital signature
在对量子密钥分配进行讨论之后，本文研究了量子数字签名的问题。 |
| 2. | Al last , a new qkd ( quantum key distribution ) system based on interaction - free measurement is put forward . 3
最后给出了一种基于无相互作用测量的量子密钥分配系统。 |
| 3. | Several typical qkd systems are introduced and analyzed . qkd experiment is simulated in the laboratory
二、介绍了几种具有代表性的量子保密通信系统并对各种系统作了分析。 |
| 4. | We also designed the cooler by semiconductor , used the nature cooling and abandoned the water cooling . it is more convenient to the qkd system
其次，我们用半导体制冷片设计了雪崩光电二极管的制冷器，并利用自然冷却的方式进行散热，为单光子探测器实用化提供了方便。 |
| 5. | In this paper , we firstly describe the recent research progress and the theory basis of quantum cryptography , then introduce quantum key distribution ( qkd ) and eavesdropping attacks on the qkd
本文首先描述了量子密码学的最近研究进展及其理论基础，接着介绍了量子密钥分配以及在它之上的窃听攻击。 |
| 6. | In this paper , we general discuss that the problem of information security is analyzed in qkd . meanwhile we introduce at large the key to cell technology in the experimental qkd
本文对量子密码通信的信息安全问题做了较全面的分析，同时还对量子密码通信的实验部分具体关键技术单元做了较详细的分析和介绍。 |
| 7. | In this thesis , we general discuss that the problem of information security is analyzed by theoretical method in qkd . meanwhile we introduce at large the key to cell technology in the experimental qkd
本文在理论上对量子密码通信的信息安全问题做了较全面的分析，同时在实验上对量子密码通信的实验部分具体关键技术单元做了较详细的分析和介绍。 |
| 8. | Chapter2 : it has put forward a way of information eavesdropping in qkd . according to polarization optics and information theory , with the breidbert group of eavesdropping , we induce to the prime eavesdropping efficiency in qkd
第二章：量子保密通信信息窃听方法的提出，并依据偏振光学和信息论基础理论推导出了qkd系统中在breidbart基窃听下的最佳窃听效率。 |
| 9. | Quantum key distribution ( qkd ) is an important application of quantum information . using the miraculous properties of quantum mechanics qkd breaks thought the confines of classical encryption and can make our communications perfectly secure
量子密码学作为量子信息理论的一个重要方面，它利用量子力学的一些奇妙性质，突破了传统密码学的限制，能够绝对安全地传送信息。 |
| 10. | Chapter3 : based on quantum channel lossy in practical qkd > we propose and devise to quantum eavesdropping system . the research shows that breidbart eavesdropping / beamsplitter is the more effective one breidbart eavesdropping / breidbart ( b / b strategy )
研究表明，在实际qkd系统中得出了breidbart基分束攻击相结合的方法是比截取重发策略和分束攻击更为有效的窃听方案。 |
