1. Rajamangala University of Technology Suvarnabhumi,Faculty of Engineering and Architecture,Department of Mechatronics Engineering,Nonthaburi,Thailand
2. Bangkokthonburi University,Faculty of Engineering,Department of Aircraft Maintenance,Bangkok,Thailand
3. Rajamangala University of Technology Suvarnabhumi,Faculty of Engineering and Architecture,Department of Electrical Engineering,Nonthaburi,Thailand
4. School of Electrical Engineering, Rajamangala University of Technology Rattanakosin,Nakhon Pathom,Thailand
5. School of Electrical Engineering, Institute of Engineering, Suranaree University of Technology,Nakhon Ratchasima,Thailand