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Lorenz系统的自适应反同步控制及其应用
引用本文:李建平,黄宜山,刘东南. Lorenz系统的自适应反同步控制及其应用[J]. 湖南工业大学学报, 2011, 25(1): 93-97
作者姓名:李建平  黄宜山  刘东南
作者单位:湖南工业大学,电气与信息工程学院,湖南,株洲,412008
摘    要:针对参数未知的Lorenz混沌系统,根据Lyapunov稳定性原理,给出了自适应同步控制器和参数自适应率,实现了系统的反同步与参数估计。将该同步方案应用于保密通信,设计了混沌掩盖保密通信方案。基于Matlab的数值仿真结果证明了自适应反同步控制方法和保密通信方案的有效性。

关 键 词:Lorenz混沌系统  自适应反同步  保密通信
收稿时间:2010-11-08

Adaptive Anti-Synchronization Control of Lorenz Chaotic System and Its Application
Li Jianping,Huang Yishan and Liu Dongnan. Adaptive Anti-Synchronization Control of Lorenz Chaotic System and Its Application[J]. Journal of Hnnnan University of Technology, 2011, 25(1): 93-97
Authors:Li Jianping  Huang Yishan  Liu Dongnan
Affiliation:College of Electrical and Information Engineering, Hunan University of Technology;College of Electrical and Information Engineering, Hunan University of Technology;College of Electrical and Information Engineering, Hunan University of Technology
Abstract:Aiming at the Lorenz chaotic system with unknown parameters, the adaptive anti-synchronization controller and the parameters of adaptive rate are given based on Lyapunov stability theory. It realizes chaos synchronization and parameter estimation effectively. Applying this synchronization to security communications and designing secure communication scheme with chaotic masking. Simulation results on MATLAB confirm that both the adaptive anti-synchronization approach and the secure communication scheme are effective.
Keywords:Lorenz chaotic system   adaptive anti-synchronization   secure communication
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