21St Ieee International Symposium on Industrial Electronics (Isie), Date: MAY 28-31, 2012, Location: Hangzhou, PEOPLES R CHINA, Sponsors: Inst Elect & Elect Engineers (IEEE), IEEE Ind Elect Soc (IES), Zhejiang Univ, Mitsubishi Elect & Elect, Fuji Elect, RS Components, Delta Elect, Silergy, Xiamen Kehua Hengsheng