Lyapunov functions for generalized discrete-time multivariable Popov criterion

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  • N.S. Ahmad
    University of Manchester
  • W.P. Heath
    University of Manchester
  • G. Li
    University of Exeter
This paper shows the existence of Lur'e-Postkinov Lyapunov functions for the generalized multivariable discrete-time Popov criterion. The nonlinearities in the Lur'e system considered here are monotonic, sector- and slope-restricted. We discuss the cases where the nonlinearities are diagonal and non-diagonal. Our derivation is based on the discrete-time Kalman-Yakubovich-Popov (KYP) lemma and the S-Procedure, and results in Linear Matrix Inequality (LMI) conditions which can be solved using convex optimization methods.
Original languageUnknown
Pages (from-to)3392-3397
Number of pages6
JournalIFAC Proceedings Volumes (IFAC-PapersOnline)
Volume44
Issue number1
Early online date1 Jan 2011
DOIs
Publication statusPublished - 25 Apr 2016
Externally publishedYes
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