不同阶混沌系统的函数延迟投影同步研究倡.pdf

文档介绍：第 28 卷第 1 .1
2011 年 1 月 Vol .2011No
Application Research puters Jan
不同阶混沌系统的函数延迟投影同步研究倡
1 2
李涛, 蔡国梁
( , 江苏张家港 215600; , 江苏镇江 212013)
摘要: 针对通信混沌系统中存在着时间延迟现象,研究了两个阶数不同的混沌系统之间的函数延迟投影同步
问题,基于稳定性理论,通过主动控制同步方法和自适应控制同步方法,分别实现了参数已知和参数
Lyapunov
未知的超混沌ü 系统和混沌系统间的函数延迟投影同步。最后通过仿真实验证明了所采用方法的可行性
L Liu
和有效性。
关键词: 通信; 函数延迟投影同步; 超混沌ü 系统; 混沌系统
L Liu
中图分类号: 918 文献标志码: 文章编号: 1001唱3695(2011)01唱0326唱03
TN A
: /. .
doi j issn
Function projective lag synchronization of nonidentical chaotic
systems with different orders
1 , 唱 2
LI Tao CAI Guo liang
(work Information Center, Zhangjiagang Campus, Jiangsu University of Science Technology, Zhangjiagang Jiangsu 215600, China;
&
of Science, Jiangsu University, Zhenjiang Jiangsu 212013, China)
Abstract: , 唱
In view of the time delay( phenomenon) in munication chaotic system this paper studied. the problem of func唱
tion projective lag synchronization, FPLS between two nonidenticalü chaotic systems with different orders On the basis of Lya唱
punov stability theory realized the FPLS between hyperchaotic L system. and chaotic, Liu system with known or unknown pa唱
rameters by active control method and adaptive control method respectively Finally. verified the theoretical results by numeri
cal simulations to illustrate the feasib