1. Shandong University,dept. School of Electrical Engineering,Jinan,China
2. Agency for Science, Technology and Research (A*STAR),dept. the Institute for Infocomm Research (I2R),Singapore
3. Power Corporation Research Institute,dept. State Grid Zhejiang Electric,Zhejiang,China
4. Pingyang County Power Supply Co., Ltd,dept. State Grid Zhejiang Electric Power Co., Ltd,Wenzhou,China