A stability result for interconnections of nonlinear systems with "mixed" small gain and passivity properties

Wynita M. Griggs*, Brian D.O. Anderson, Alexander Lanzon, Michael C. Rotkowitz

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    8 Citations (Scopus)

    Abstract

    A feedback interconnection consisting of two nonlinear systems is shown to be input-output stable when a "mixed" small gain and passivity assumption is placed on each of the systems. The "mixed" small gain and passivity property captures the well-known notions of passivity and small gain associated with systems: the property can be appropriately reduced to an input and output strictly passive system description; or alternatively can be reduced to a description of a system with small, finite gain. More importantly, the property captures a concept of "blending" of the small gain and passivity ideas. This concept of "blending" can be visualized, for example, by considering linear time-invariant systems that exhibit passivetype properties at, say low frequencies; and lose these passivetype properties but have small gain at high frequencies.

    Original languageEnglish
    Title of host publicationProceedings of the 46th IEEE Conference on Decision and Control 2007, CDC
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages4489-4494
    Number of pages6
    ISBN (Print)1424414989, 9781424414987
    DOIs
    Publication statusPublished - 2007
    Event46th IEEE Conference on Decision and Control 2007, CDC - New Orleans, LA, United States
    Duration: 12 Dec 200714 Dec 2007

    Publication series

    NameProceedings of the IEEE Conference on Decision and Control
    ISSN (Print)0743-1546
    ISSN (Electronic)2576-2370

    Conference

    Conference46th IEEE Conference on Decision and Control 2007, CDC
    Country/TerritoryUnited States
    CityNew Orleans, LA
    Period12/12/0714/12/07

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