1. State Key Laboratory of Transducer Technology, Aerospace Information Research Institute (AIR), Chinese Academy of Sciences, Beijing, China
2. School of Modern Post (School of Automation), Beijing University of Posts and Telecommunications, Beijing, China
3. Department of Orthopedics, Peking University Shougang Hospital, Beijing, China
4. School of Integrated Circuit, Quanzhou University of Information Engineering, Fujian, Quanzhou, China