把混沌理沦应用到电子对抗中,提出混沌信号干扰攻击敌方通信系统以及混沌光攻击光纤通信系统思想方法,提出混沌屏蔽攻击方法和混沌相位攻击方法.混沌屏蔽攻击的物理饥制是;强混沌信号可以直接屏蔽信息信号,小混沌信号可通过态叠加原理扰乱信息信号且能增加误码率;混沌相位攻击物理机制是:主要是通过交差相位调制把混沌信号变化特点叠加在信息信号相位上去干扰信息信号.最后数值模拟了对速率2.5 Gbit/s、5 Gbit/s以及25 Gbit/s的波长1.31光纤通信系统的混沌攻击,其攻击效果确实增加了通信系统的解调难度.
参考文献
| [1] | Pecora L M,Carrol T L.Synchronization of chaotic systems[3].Phys.Rev.Left.,1990,64(8):821-824. |
| [2] | Sun J,Zhu S Q.Chaotic synchronization of intensities and phases in two multi-mode laser field[J].Chinese Journal of Quantum Electronics (量子电子学报),2005,22(5):743-748 (in Chinese). |
| [3] | Colet P,Roy R.Digital communication with synchronization chaotic lasers[J].Opt.Left.,1994,19:2056-2058. |
| [4] | Wu L,Zhu S Q.Communications using multi-mode laser system based chaotic synchronization[J].Chin.Phys.,2003,12(3):300-304. |
| [5] | Yan S L,Chi Z Y,Chen W J.Chaotic laser synchronization and its application in optical fiber secure communication[J].Science in China Ser.F.Information Sciences,2004,47(3):332-347. |
| [6] | Zhang W L,Pan W,Luo B,et al.Theoretical analysis of odd and even phase conjugate cavity vertical-cavity surface emitting laser nonlinear system[J].Chinese Journal of Lasers (中国激光),2006,33(2):179-184 (in Chinese). |
| [7] | Yan S L.Study on chaos attacking communication systems[J].Chin.J.Nanjing XiaoZhuan.q University (南京晓庄学院学报),2007,6(11):121-124 (in Chinese). |
| [8] | Yan S L,Wang S Q.Theoretical study of cascade synchronization in chaotic lasers and chaotic repeater[J].Acta Phys.Sin.(物理学报),2006,55(4):1687.1694. |
| [9] | Yan S L.Chaotic signal evolution in its transmission in dispersion optical fiber[J].Chinese Journal of Quantum Electronics (量子电子学报),2007,24(5):640-747 (in Chinese). |
| [10] | Agrawal G P.Nonlinear Fiber Optics[M].San Diego,CA:Academic,1989. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%