1. Dong Nai Technology University,Institute of Research and Applied Technological Science,Dong Nai,Vietnam,76000
2. National Kaohsiung University of Sciences and Technology,Institute of Photonics Engineering,Kaohsiung,Taiwan,807
3. Dong Nai Technology University,Technology Faculty,Dong Nai,Vietnam,76000
4. R.O.C. Air Force Academy,Department of Avionics Engineering,Kaohsiung,Taiwan,820