Yangmin Li Ph.D, Professor Department of Electromechanical Engineering Faculty of Science and Technology University of Macau,Taipa,Macao S.A.R. Office Room: N 412, Choi Kai Yau Building Tel.:(853)83974462(Office) Fax:(853)28838314 E-mail: YMLi@umac.mo Personal Webpage: http://www.sftw.umac.mo/~yangmin/ Intranet Webpage: http://personalweb.umac.mo/ymli/ URL: http://www.researcherid.com/rid/C-6630-2009