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TECHNICAL PAPERS

Output Feedback Fuzzy Control for Uncertain Nonlinear Systems

[+] Author and Article Information
Wook Chang

Wearable Computer Project Team, HCI LAB e-mail: changwook@sait.samsung.co.kr wook.chang@samsung.com

Jin Bae Park

Department of Electrical and Electronic Engineering, Yonsei University, Seoul 120-749, Korea e-mail: jbpark@control.yonsei.ac.kr

Young Hoon Joo

School of Electronic and Information Engineering, Kunsan National University, Kunsan, Chonbuk 573-701, Korea e-mail: yhjoo@kunsan.ac.kr

Guanrong Chen

Department of Electronic Engineering, City University of Hong Kong, Kowloon, Hong Kong e-mail: gchen@ee.cityu.edu.hk

J. Dyn. Sys., Meas., Control 125(4), 521-530 (Jan 29, 2004) (10 pages) doi:10.1115/1.1636192 History: Received November 21, 2001; Revised June 19, 2003; Online January 29, 2004
Copyright © 2003 by ASME
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References

Figures

Grahic Jump Location
Phase portrait of Chen’s chaotic attractor with initial condition x1(0)=1,x2(0)=1,x3(0)=1
Grahic Jump Location
Phase portrait of Chen’s chaotic attractor with uncertainties, with initial conditions x1(0)=1,x2(0)=1,x3(0)=1
Grahic Jump Location
The output responses of Chen’s chaotic system with initial conditions x1(0)=1,x2(0)=1,x3(0)=1 (a) y1 (b) y2 (c) y3
Grahic Jump Location
The output responses of Chen’s chaotic system with initial conditions x1(0)=1,x2(0)=1,x3(0)=1 (a) y1 (b) y2 (c) y3 (Magnified)
Grahic Jump Location
The phase trajectory of the controlled Chen’s chaotic system in the presence of parametric uncertainties (all system variables are varied within the 50% of the nominal values); × end of control
Grahic Jump Location
The output response y1 of Chen’s chaotic system with initial conditions x1(0)∊[−10 10],x2(0)∊[−10 10],x3(0)∊[−10 10]
Grahic Jump Location
The output response y2 of Chen’s chaotic system with initial conditions x1(0)∊[−10 10],x2(0)∊[−10 10],x3(0)∊[−10 10]
Grahic Jump Location
The output response y3 of Chen’s chaotic system with initial conditions x1(0)∊[−10 10],x2(0)∊[−10 10],x3(0)∊[−10 10]
Grahic Jump Location
The output responses of Chen’s chaotic system with initial conditions x1(0)=1,x2(0)=1,x3(0)=1 (a) y1 (b) y2
Grahic Jump Location
The phase trajectory of the controlled Chen’s chaotic system in the presence of parametric uncertainties (all system variables are varied within the 50% of the nominal values); × end of control
Grahic Jump Location
The output response y1 of Chen’s chaotic system with initial conditions x1(0)∊[−1 1],x2(0)∊[−1 1],x3(0)∊[−1 1]
Grahic Jump Location
The output response y2 of Chen’s chaotic system with initial conditions x1(0)∊[−1 1],x2(0)∊[−1 1],x3(0)∊[−1 1]

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