On the Robustness of LQ Regulators

E. Soroka, U. Shaked

Research output: Contribution to journalArticlepeer-review

58 Scopus citations

Abstract

It is shown that in spite of its large gain and phase margins the linear quadratic state feedback regulator may suffer from poor robustness where small changes in the parameters of the system may lead to fast unstable closed-loop modes.

Original languageEnglish
Pages (from-to)664-665
Number of pages2
JournalIEEE Transactions on Automatic Control
Volume29
Issue number7
DOIs
StatePublished - Jul 1984

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