• DocumentCode
    3163925
  • Title

    Robust unobservability for uncertain linear systems with structured uncertainty

  • Author

    Petersen, Ian R.

  • Author_Institution
    Sch. of Inf. Technol. & Electr. Eng., Australian Defence Force Acad., Canberra, ACT, Australia
  • Volume
    3
  • fYear
    2004
  • fDate
    14-17 Dec. 2004
  • Firstpage
    2694
  • Abstract
    This paper introduces a notion of robust unobservability for a class of uncertain linear systems with structured uncertainty described by averaged integral quadratic constraints. This notion relates to the question of when a state is unobservable for all possible values of the uncertainty. This question may arise which considering modelling and realization theory for uncertain systems. The paper presents an algorithm for finding the robust unobservability function and corresponding unobservable cone.
  • Keywords
    linear systems; observability; robust control; time-varying systems; uncertain systems; averaged integral quadratic constraints; modelling theory; realization theory; robust unobservability; structured uncertainty; uncertain linear systems; unobservable cone; Australia Council; Information technology; Linear systems; Observability; Optimal control; Robustness; State estimation; Time varying systems; Uncertain systems; Uncertainty;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Decision and Control, 2004. CDC. 43rd IEEE Conference on
  • ISSN
    0191-2216
  • Print_ISBN
    0-7803-8682-5
  • Type

    conf

  • DOI
    10.1109/CDC.2004.1428868
  • Filename
    1428868