R. ANANDA NATARAJAN, PhD, is Professor, Department of Electronics and Instrumentation Engineering, Pondicherry Engineering College, Puducherry. He is a fellow of Institution of Engineers (India) and member of Instrumentation Systems Automation (ISA) Society, USA. With more than two decades of teaching experience, Dr. Ananda Natarajan has published/presented several research papers in reputed national and international journals and conferences.