An Output Feedback Approach to Enlarging the Controllable Region for Systems Subject to Actuator Saturation

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Abstract:

The problem of output feedback for the unstable discrete-time linear systems with input amplitude constraints is studied. Based on the precise description of controllable region, the typical implementation method of observer-based output feedback will decrease the system’s controllable region, a new approach is proposed in this paper, which make the system’s controllable domain as big as possible. Finally, two illustrative examples and simulation results are given to demonstrate the effectiveness of the proposed method.

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4256-4260

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July 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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