1. King Mongkut’s Institute of Technology Ladkrabang Prince of Chumphon Campus,School of Engineering,Chumphon,Thailand
2. Faculty of Technical Education, King Mongkut’s University of Technology North Bangkok,Research Center of Innovation Digital and Electromagnetic Technology (iDEMT),Department of Teacher Training in Electrical Engineering,Bangkok,Thailand
3. King Mongkut’s Institute of Technology Ladkrabang,Faculty of Engineering,Bangkok,Thailand
4. Faculty of Engineering, King Mongkut’s University of Technology North Bangkok,Research Center of Innovation Digital and Electromagnetic Technology (iDEMT),Department of Electrical and Computer Engineering,Bangkok,Thailand