High-gain observer with uniform in the initial condition finite time convergence

Vincent Andrieu (1) , Laurent Praly (2) , Alessandro Astolfi (3, 4)

1 LAAS-MAC - Équipe Méthodes et Algorithmes en Commande
2 CAS - Centre Automatique et Systèmes
3 Università degli Studi di Roma Tor Vergata [Roma] = University of Rome Tor Vergata
4 Imperial College London

In this short note, we show how the homogeneous in the bi-limit framework introduced in our previous publication allows to obtain an observer with uniform in the initial condition finite time convergence for globally Lipchitz upper triangular systems.

Domaines: Automatique / Robotique

Vincent Andrieu, Laurent Praly, Alessandro Astolfi. High-gain observer with uniform in the initial condition finite time convergence. 2009. ⟨hal-00412585v2⟩