简介:ThestatefeedbackdesignforsingularlyperturbedsystemsdescribedinDeltaoperatorisconsidered.Thecompositestatefeedbackcontrollerforslowandfastsubsystemsisdesignedbyusingthedirectmethod.TheobtainedresultscanbringpreviousconclusionsofcontinuousanddiscretetimesystemsintotheunifiedDeltaframework.Asimulationexampleispresentedtodemonstratethevalidityandefficiencyofthedesign.