1. Mahanakorn Institute of Innovation (MII) Mahanakorn University of Technology,Dept. of Electronic Engineering,Bangkok,Thailand
2. Suan Sunandha Rajabhat University,Faculty of Industrial Technology,Dept. of Robotics Engineering,Bangkok,Thailand
3. King Mongkut’s Institute of Technology Ladkrabang,School of Engineering,Dept. of Electrical Engineering,Bangkok,Thailand