1. Department of Power Vehicle and Systems Engineering, Chung Cheng Institute of Technology, National Defense University, Taoyuan County, Taiwan, R.O.C.
2. Electronic Systems Research Division, Chung-Shan Institute of Science and Technology, Taoyuan County, Taiwan, R.O.C.
3. School of Defense Science, C.C.I.T., National Defense University, Taoyuan County, Taiwan, R.O.C