Delayed Feedback Control for ContinuousTime Fuzzy Systems with TimeVarying Delay
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Delayed Feedback Control for ContinuousTime Fuzzy Systems with TimeVarying Delay
Acta Scientiarum Naturalium Universitatis SunYatseniVol. 50, Issue 3, Pages: 22-26(2011)
作者机构:
1. .洛阳师范学院 信息技术学院,河南,洛阳,471022
2. 2.中国航空计算技术研究所,陕西,西安,710068
3. 3.西安通信学院 通信装备管理系,陕西,西安,710106
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Published:2011,
Published Online:25 May 2011,
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Delayed Feedback Control for ContinuousTime Fuzzy Systems with TimeVarying Delay. [J]. Acta Scientiarum Naturalium Universitatis SunYatseni 50(3):22-26(2011)
DOI:
Delayed Feedback Control for ContinuousTime Fuzzy Systems with TimeVarying Delay. [J]. Acta Scientiarum Naturalium Universitatis SunYatseni 50(3):22-26(2011)DOI:
Delayed Feedback Control for ContinuousTime Fuzzy Systems with TimeVarying Delay
The delayed feedback control problem is studied for a class of continuoustime fuzzy systems with timevarying delay. Based on a new fuzzy LyapunovKrasovskii functional (LKF)
a delay-dependent stability criterion is derived for the open-loop fuzzy systems. Less conservative results are obtained by considering the additional useful terms when estimating the upper bound of the derivative of LKF and introducing new fuzzy free weighting matrices. Then based on parallel distributed compensation (PDC)
a delay-dependent stabilization condition is derived in terms of linear matrix inequalities (LMIs) and the corresponding controller can be obtained by solving a set of LMIs. Finally
simulation examples show the effectiveness of the proposed method.