1. Department of Electronics and Communication Engineering, Manipal Academy of Higher Education, Manipal Institute of Technology, Manipal, India
2. Department of Information and Communication Technology, Manipal Academy of Higher Education, Manipal Institute of Technology, Manipal, India
3. Department of Electronics and Communication Engineering, College of Engineering Guindy, Anna University, Chennai, Tamil Nadu, India
4. Department of Electrical and Computer Engineering, University of Western Macedonia, Kozani, Greece