胡 松

研究了一个超混沌的四维分数阶系统的同步问题。根据分数阶稳定性定理和极点配置的方法，设计出了非线性状态观测器使得主从系统达到同步。依据混沌保密通信的原理以及文中设计的同步方案，提出了基于该系统的一种通信方法，完成了信号的加密、传输和恢复。数值仿真验证了所设计方案的有效性。

分数阶；超混沌系统；同步；保密通信

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