Journal of Systems Engineering and Electronics ›› 2011, Vol. 33 ›› Issue (2): 395-398.doi: 10.3969/j.issn.1001-506X.2011.02.33

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Approach to design integrated observer/controller for networked control systems

MA Li-wei, TIAN Zuo-hua, SHI Song-jiao   

  1. Department of Automation, Shanghai Jiaotong University, Shanghai 200240, China
  • Online:2011-02-28 Published:2010-01-03

Abstract:

A design scheme for output feedback control is presented for a class of networked control systems (NCSs) based on integrated observer/controller. The state observer is introduced to reconstruct system states, and based on it, a output feedback controller is proposed. The closeloop NCS is formulated as a hybrid system. By exploiting a LyapunovKrasovskii functional, the stability criterion of the closedloop system is established. The solutions of integrated observer/controller are accordingly given in terms of linear matrix inequality (LMI) formulation. Finally, a numerical example is provided to demonstrate that the proposed approach is simple, effective and easy to realize.

CLC Number: 

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