1. Department of Electrical and Electronics Engineering, Alagappa Chettiar Government College of Engineering and Technology, Karaikudi, 630003 Tamil Nadu, India
2. Department of Electrical and Electronics Engineering, Velammal College of Engineering and Technology, Madurai, 625009 Tamil Nadu, India
3. Department of Electrical and Electronics Engineering, Kongu Engineering College, Erode, 638060 Tamil Nadu, India