Journal of Systems Engineering and Electronics ›› 2010, Vol. 32 ›› Issue (4): 837-841.

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Synchronization of chaotic systems with perturbations based on input nonlinearity control

DENG Wei, SUN Jun-man, CUI Guang-zhao, WU Zhen-jun, FANG Jie   

  1. (Henan Key Lab of Informationbased Electrical Appliances, School of Electrical Information Engineering, Zhengzhou Univ. of Light Industry, Zhengzhou 450002, China)
  • Online:2010-04-23 Published:2010-01-03

Abstract:

A method based on adaptive sliding mode variable structure controller with inputs sector nonlinearity is presented for synchronization of a class of chaotic system with perturbations. A control law and a adaptation mechanism are designed. The drive system and response system achieve synchronous control with this controller even if there exist inputs sector nonlinearity, perturbations and parameter mismatch.The controller is simple and easy to implement. Moreover, no restrictive assumption is imposed on the system.Thus, the applicability range of the proposed method becomes broad.Theoretical analysis and simulation results illustrate the validity.

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