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Stability Analysis of Sampled-Data Systems via Free-Matrix-Based Time-Dependent Discontinuous Lyapunov Approach

  • Tae H. Lee
  • , Ju H. Park*
  • *Corresponding author for this work
  • Yeungnam University

Research output: Contribution to journalJournal articlepeer-review

Abstract

In this paper, a new time-dependent discontinuous Lyapunov functional, namely, free-matrix-based time-dependent discontinuous (FMBTDD) Lyapunov functional is introduced for stability analysis of sampled-data systems. First, a modified free-matrix-based integral inequality (MFMBII) is derived based on the existing free-matrix-based integral inequality [1] and it is applied to develop a stability criterion for sampled-data systems. And then, inspired by MFMBII, FMBTDD term is established that leads to efficient stability conditions. Four numerical examples are given to demonstrate the effectiveness of the proposed methods.

Original languageEnglish
Article number7858672
Pages (from-to)3653-3657
Number of pages5
JournalIEEE Transactions on Automatic Control
Volume62
Issue number7
DOIs
StatePublished - 2017.07

Keywords

  • Discontinuous Lyapunov approach
  • free-matrix-based integral inequality (FMBII)
  • sampled-data systems
  • stability

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