1. Department of Electrical and Electronics Engineering, Mohamed Sathak Engineering College, Kilakarai, India
2. Department of Electrical and Electronics Engineering, Sri Sivasubramaniya Nadar College of Engineering, Kalavakkam, India
3. Department of Electrical and Electronics Engineering, Vardhaman College of Engineering, Telangana, India;
4. Faculty of Engineering, University of the Ryukyus, Okinawa, Japan