Optimal tracking and disturbance rejection with invariant zeros on the unit circle: a polynomial spectral factorization design
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.174
Abstract: Abstract We present a simple algorithm for computation of H 2 -optimal tracking and disturbance rejection controller of discrete-time systems possessing invariant zeros on the unit circle, based on polynomial spectral factorization. We prove that… read more here.
Keywords: zeros unit; unit circle; disturbance rejection; tracking disturbance ... See more keywords
On Unknown Input Observers of Linear Systems: Asymptotic Unknown Input Decoupling Approach
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Automatic Control"
DOI: 10.1109/tac.2019.2924375
Abstract: This note presents a new unknown input observer (UIO) with adjustable performances for linear systems. It focuses on state estimation in the presence of zeros with slow dynamics. It is known that if the system… read more here.
Keywords: input; unknown input; state estimation; input observers ... See more keywords