AgeneralparametriccontrollerdesignmethodisproposedforHopfbifurcationofnonlineardynamicsystem.Thismethoddoes notincreasethedimensionofthesystem.Comparedwiththeexistingmethods,thecontrollerdesignedbythismethodhasalower controllerorderandasimplerstructure,anditdoesnotcontainequilibriumpoints.Themethodk