1. Department of Automatic Control Engineering, Feng Chia University, Taichung, Taiwan
2. Ph.D. Program in Electrical and Communications Engineering, Feng Chia University, Taichung, Taiwan
3. Automatics and Applied Software Department Aurel Vlaicu University of Arad, Romania
4. Department of Electronic Engineering, Feng-Chia University, Taichung, Taiwan
5. Electronic Control Technology Group, R&D Division, Automotive Research & Testing Center, Changhua, Taiwan