1. National Yunlin University of Science and Technology,Department of Electrical Engineering,Douliou,Taiwan, R.O.C.,64002
2. National Kaohaiung University of Science and Technology,Department of Electrical Engineering,Kaohsiung City,Taiwan,807618
3. National Formosa University,Computer Science and Information Engineering,Taiwan,632
4. Graduate Institute of Vehicle Engineering, National Formosa University,Taiwan,632