Abstract
This paper proposed a design method for delay-dependent robust H-infinity filter of linear systems with uncertainty and time-varying interval delay. The proposed method was shown to be much simpler than existing ones while giving significant improvement to the existing results. The key step in the method was to construct a special type of Lyapunov functional for the filter design problem. Unlike the existing techniques, the proposed method employed neither free weighting matrices nor any model transformation, leading to reduced computational demand as well as improved performance. Numerical examples were given to demonstrate the effectiveness of the proposed method.
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This work was supported by the National Natural Science Foundation of China (No.61074024) and the Natural Science Foundation of Jiangsu Province of China (No. BK2010543).
Chen PENG was born in 1972, in Jiangsu, China. He received his B.S., the M.S. and Ph.D degrees from Chinese University of Mining Technology in 1996, 1999 and 2002, respectively. He was a postdoctoral research fellow in Applied Math at the Nanjing Normal University. From November 2004 to January 2005, he was a research associate at Hong Kong University. From July 2006 to August 2007, he was a visiting scholar at Queensland University of Technology. He is currently a full professor at the Nanjing Normal University. His research interests include networked control systems, time delay systems, and fuzzy control.
Lingxi PEI received his B.S. degree in Integration of Mechanical and Electronics from the Nanjing Normal University, in 2008. He is currently a master student in the Control Theorem and Control Engineering at the Nanjing Normal University. His research interests are networked control system, and remote control system.
Jiquan YANG received his Ph.D. degree in Mechatronics from Nanjing University of Science and Technology, in 2002. He is currently working at the Institute of Information and Control Technology, Nanjing Normal University. His research interests are system design, rapid prototyping, and microelectromechanical systems.
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Peng, C., Pei, L. & Yang, J. Delay-dependent robust H-infinity filtering for uncertain linear systems with time-varying interval delay. J. Control Theory Appl. 9, 177–182 (2011). https://doi.org/10.1007/s11768-011-8230-7
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DOI: https://doi.org/10.1007/s11768-011-8230-7