H dynamic observer design for a class of Lipschitz nonlinear discrete‐time systems with time varying delays

G Naami, M Ouahi - Optimal Control Applications and Methods, 2024 - Wiley Online Library
This study explores the development of H∞ H _ ∞ dynamic observer (HDO) for discrete‐
time nonlinear systems (DTNLS) with time‐varying delay (TVD) and disturbances. The …

dynamic observer design for discrete-time linear systems with time varying delays based on generalized reciprocally convex matrix inequality

G Naami, M Ouahi, A Rabhi, ML Elhafyani - International Journal of …, 2023 - Springer
In this work, we have studied the problem of designing H∞ dynamic observers (HDO) for
discrete-time linear systems (DTLS) with time-varying delay (TVD) and disturbance. By …

Delay-dependent H dynamic observers for non-linear systems with multiple time-varying delays

G Naami, M Ouahi, BA Sadek… - Transactions of the …, 2022 - journals.sagepub.com
The design of dynamic H∞ observer (DO) for non-linear Lipschitz systems with multiple time-
varying delays and disturbances is studied. Sufficient conditions for the existence of these …

Nonlinear Observer Design for One-Sided Lipschitz Systems with Time-Varying Delay

Y Yang, C Lin, B Chen, J Chen - 2018 37th Chinese Control …, 2018 - ieeexplore.ieee.org
This paper investigates the H∞ observer design problem for a class of nonlinear systems
with interval time-varying delays and satisfying the one-sided Lipschitz condition and the …

A convex optimisation approach to robust observer-based H∞ control design of linear parameter-varying delayed systems

HR Karimi, P Maass - International Journal of Modelling …, 2008 - inderscienceonline.com
This paper presents a convex optimisation method for observer-based control design of LPV
neutral systems. Utilising the polynomials parameter-dependent quadratic functions and a …

Enhanced LMI conditions for observer-based H∞ stabilization of Lipschitz discrete-time systems

N Gasmi, M Boutayeb, A Thabet, M Aoun - European Journal of Control, 2018 - Elsevier
This paper deals with H∞ observer-based controller design for a class of discrete-time
systems with Lipschitz nonlinearities. Usually, the observer-based control synthesis for the …

Observer-based controller design for linear time-varying delay systems using a new Lyapunov-Krasovskii functional

M Venkatesh, S Patra, G Ray - International Journal of …, 2021 - inderscienceonline.com
This paper presents an observer-based controller design method for linear systems with
interval time-varying state-delay. In this work, using a new Lyapunov-Krasovskii (LK) …

A novel delay-range-dependent observer-based control approach for one-sided Lipschitz systems under measurement delays

UB Waseem, F Tahir, M Rehan, S Ahmad - European Journal of Control, 2021 - Elsevier
This paper presents the observer-based control methodology for the one-sided Lipschitz
(OSL) nonlinear systems over measurement delays. A controller design method, based on …

Generalized Multiple Delay-dependent H, Functional Observer Design for Nonlinear System

G Naami, M Ouahi, T Alvarez, A Rabhi - International Journal of Control …, 2023 - Springer
Functional observers are the major alternative to many practical estimation problems where
full-order observers cannot be used. This paper introduces a generalized approach to …

Reduced-order observer design for a class of generalized Lipschitz nonlinear systems with time-varying delay

Y Yang, C Lin, B Chen, QG Wang - Applied Mathematics and Computation, 2018 - Elsevier
This paper investigates the H∞ reduced-order observer design problem for a class of
nonlinear systems with interval time-varying delay which satisfies the quadratically inner …