Design of robust H∞ controllers for congestion control in data networks

N El Fezazi, F El Haoussi, EH Tissir… - Journal of the Franklin …, 2017 - Elsevier
A novel approach for internet congestion control is presented here, using a static feedback
law. A congestion controller for Network TCP/IP Routers is derived, to ensure stability for a …

Stability of TCP/AQM networks under DDoS attacks with design

L Tan, K Huang, G Peng, G Chen - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The current Internet is dramatically suffering the Distributed Denial of Service (DDoS)
attacks, in which the perpetrator maliciously makes network resource unavailable to its …

Regional stabilization of TCP/AQM system with polytopic uncertainties and homogeneous segmented time delay

N Chaibi, SB Alaoui, EH Tissir - Journal of the Franklin Institute, 2020 - Elsevier
In this paper, new local stabilization analysis for TCP/AQM process based on segmented
delay is proposed. The new approach consists in describing the time delay as a sum of …

Control based on saturated time-delay systems theory of Mach number in wind tunnels

N El Fezazi, EH Tissir, F El Haoussi, T Alvarez… - Circuits, Systems, and …, 2018 - Springer
A proposal for the regulation of the Mach number in wind tunnels using static state feedback
for saturated systems with delays is presented here. As these systems can be precisely …

Using input delay approach for synthesizing an anti-windup compensator to AQM in TCP/IP networks

O Lamrabet, N El Fezazi, F El Haoussi… - … technologies for signal …, 2017 - ieeexplore.ieee.org
In this paper, input delay theory is used as a key tool to design an effective anti-windup
compensator which is applied to active queue management (AQM) at router to avoid …

Design and implementation for the state time-delay and input saturation compensator of gas turbine aero-engine control system

X Liu, E Song, L Zhang, Y Luan, J Wang, C Luo… - Energy, 2024 - Elsevier
In order to obtain desired steady-state and transient performance of a gas turbine aero-
engine during its operation, a usual way is to control the engine to operate in a manner …

Robust stabilization using LMI techniques of neutral time-delay systems subject to input saturation

N El Fezazi, F El Haoussi, EH Tissir… - Journal of Physics …, 2017 - iopscience.iop.org
The robust stabilization of uncertain saturated neutral systems with state delay is solved in
this paper: based on a free weighting matrix approach, sufficient conditions are obtained via …

Multiclass AQM on a TCP/IP router: A control theory approach

N El Fezazi, F El Haoussi, EH Tissir… - … Journal of Robust …, 2019 - Wiley Online Library
Active queue management (AQM) is a well‐known technique to improve routing
performance under congested traffic conditions. It is often deployed to regulate queue sizes …

[PDF][PDF] Robust stabilization using a sampled-data strategy of uncertain neutral state-delayed systems subject to input limitations

N El Fezazi, F El Haoussi, EH Tissir… - International Journal of …, 2018 - sciendo.com
Stabilization of neutral systems with state delay is considered in the presence of uncertainty
and input limitations in magnitude. The proposed solution is based on simultaneously …

Regional stabilization and congestion control with input saturation

S Belamfedel Alaoui, EH Tissir… - Transactions of the …, 2021 - journals.sagepub.com
Designing robust active queue management subjected to network imperfections is a
challenging problem. Motivated by this topic, we addressed the problem of controller design …