Adaptive observers for time-delay nonlinear systems in triangular form

S Ibrir - Automatica, 2009 - Elsevier
… In the present paper, a new adaptive observer is proposed for bounded-state nonlinear …
observer that converges, whatever the size of the delay, under the assumption that large delays

Observer-based adaptive control for uncertain time-delay systems

C Hua, F Li, X Guan - Information Sciences, 2006 - Elsevier
observer-based controlling problem of time-delay systems. First, we investigate a class of
simple time-delay systems and design the adaptive observer … of the time-varying time-delays. …

Robust adaptive observer for nonlinear time-delay systems with disturbances and uncertainties

S Mondal - Journal of Control and Decision, 2017 - Taylor & Francis
… no significant work on adaptive observer design for time-delay nonlinear systems with …
adaptive observer for a class of nonlinear time-delay systems is presented. To design the observer

Adaptive observer for a class of nonlinear systems with time‐varying delays

S Mondal, WK Chung - International Journal of Adaptive …, 2013 - Wiley Online Library
… In this section, our main results on adaptive observer design problem for nonlinear time
delay systems are presented. The final result is derived in the form of LMI and presented in …

An adaptive observer synchronization using chaotic time-delay system for secure communication

MH Abd, FR Tahir, GA Al-Suhail, VT Pham - Nonlinear Dynamics, 2017 - Springer
time-delayed chaotic system using the simple Lur’e system to provide more robust secure
system. Adaptive observer… model is subjected to certain time delay values at the slave systems. …

Transforming time-delay system observers to adaptive observers

T Ahmed-Ali, Q Zhang, F Giri, X Liu - IFAC-PapersOnLine, 2020 - Elsevier
… both distributed and lumped time-delays, a general approach … adaptive) observers to adaptive
observers. In addition to the convergence conditions of the considered existing observers, …

Adaptive observer‐based global sliding mode control for uncertain discrete‐time nonlinear systems with timedelays and input nonlinearity

MC Pai - Asian Journal of Control, 2019 - Wiley Online Library
… discrete-time domain. Motivated by the aforementioned issues, the main contribution of this
paper is to develop a new discrete-time adaptive observer-… state and input delays and input …

Adaptive discrete neural observer design for nonlinear systems with unknown timedelay

J Na, G Herrmann, X Ren… - International Journal of …, 2011 - Wiley Online Library
adaptive observer design for nonlinear discrete-time MIMO systems with unknown time-delay
The objective of this paper is to propose an adaptive observer for system (1), which can …

Memoryless adaptive robust asymptotic state observers for a class of nonlinear time-delay systems

H Wu - IET control theory & applications, 2009 - IET
… with multiple time delays. We also show that by employing our adaptive robust state observer,
the … by (1) we propose the following adaptive robust state observer without time delays

Observer-based adaptive fuzzy control for a class of nonlinear time-delay systems

HA Yousef, M Hamdy - International Journal of Automation and Computing, 2013 - Springer
… 3 Observer-based adaptive fuzzy control In this section, the observer-based adaptive fuzzy
controller is designed and … The observer proposed in this paper takes the following form[4]: …