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Observer-based quantized state feedback stabilization for nonlinear systems with external disturbance

delete2021-02-18
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PRE
AI
任威 (Wei Ren) *
J
Junlin Xiong
DOI:10.1002/rnc.5433delete
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Abstract

Abstract

En 中文
This article studies the quantized feedback stabilization problem for nonlinear control systems with external disturbance. To ensure the transmission data rate as minimal as possible, a coarse quantizer is applied, and the quantization procedure has two stages: zooming-out stage and zooming-in stage. To detect the effects of the disturbance and to utilize quantization regions as less as possible, both zooming-out stage and zooming-in stage are divided into two substages. Based on the quantization mechanism with four substages, a new control strategy is proposed. Using the proposed control strategy and the state trajectory based method, the state feedback stabilization is studied, and sufficient conditions are established to guarantee input-to-input stability of the closed-loop system. Finally, two numerical examples are presented to illustrate the derived results.
Keywords:
external disturbance
input‐ to‐ state stability
nonlinear systems
quantized control
state feedback stabilization
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Journal

International Journal of Robust and Nonlinear Control cover
International Journal of Robust and Nonlinear Control
IF:
3.2
Papers:
6.9K
Citations:
1.4W

Organization

C
chinese academy of sciences
Scholars:
56.5W
Papers: 44.9W
Citations: 704