1. Intelligent Connected-vehicles Technology Co. Ltd. China Automotive Technology and Research Center (CATARC) Tianjin 300300 P. R. China
2. Tianjin Key Laboratory for Advanced Mechatronic System Design and Intelligent Control School of Mechanical Engineering Tianjin University of Technology Tianjin 300384 P. R. China
3. School of Material Science and Engineering Tianjin University Tianjin 300350 P. R. China
4. College of Electronic Information and Optical Engineering Nankai University Tianjin 300350 P. R. China
5. School of Electrical Engineering Tiangong University Tianjin 300387 P. R. China
6. Department of Materials Science and Engineering Virginia Tech Blacksburg VA 24060 USA