1. Rajamangala University of Technology Krungthep,Faculty of Engineering,Department of Electrical and Telecommunication Engineering,Bangkok,Thailand,10120
2. Rajamangala University of Technology,Faculty of Engineering,Department of Electrical and Telecommunication Engineering,Bangkok,Thailand,10120
3. King Mongkut's University of Technology North Bangkok,Faculty of Engineering,Department of Electrical and Computer Engineering,Bangkok,Thailand,10800
4. King Mongkut's University of Technology North Bangkok,Faculty of Applied Science,Department of Industrial Physics and Medical Instrumentation,Bangkok,Thailand,10800
5. Rajamangala University of Technology Isan,Faculty of Engineering and Technology,Department of Telecommunication Engineering,Nakorn Ratchasima,Thailand,30000