Multiple observers for discrete-time multiple models
Résumé
This paper studies the state observer design problem for discrete-time multiple models. New sufficient conditions for the convergence of such multiple observer are derived via Lyapunov appraoch and BMI (Bilinear Matrix Inequalities) formulation. For facility purpose, a LMI (Linear Matrix Inequality) form is obtained from BMI linearization. The method uses the piecewise quadratic Lyapunov functions and the S-procedure to relax the conservativeness of the quadratic Lyapunov results.
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