Some corrections on "discrete-time positive-real lemma revisited: The discrete-time counterpart of the kaiman-yakubovitch lemma"

M. M. Ekanayake, K. Premaratne, E. I. Jury

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4 Scopus citations


In the above paper,' a notion that may be considered the discrete-time counterpart of positive realness was presented. The corresponding counterpart to the Kalman-Yakubovitch lemma and algebraic necessary and sufficient conditions were also presented. This note aims to correct some of the inconsistencies that were later realized.

Original languageEnglish (US)
Pages (from-to)707-708
Number of pages2
JournalIEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications
Issue number8
StatePublished - Dec 1 1996

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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