1. School of Electrical and Electronics Engineering Nanyang Technological University 50 Nanyang Ave. 639798 Singapore
2. School of Electronic Information and Electrical Engineering Shanghai Jiao Tong University Shanghai 200240 China
3. School of Mechanical and Aerospace Engineering Nanyang Technological University 50 Nanyang Ave. 639798 Singapore
4. School of Chemical and Biomedical Engineering Nanyang Technological University 62 Nanyang Dr. 639798 Singapore
5. Department of Mechanical Engineering, and Advanced Institute of Manufacturing with High-Tech Innovations National Chung Cheng University Chiayi 62102 Taiwan