Hari Narayan Pratihari: Born in1967. Received the B.Tech in Electronics and Communication Engineering. Received the M.Tech in Electronics and Communication in 2005 from NIT Rourkela. Now pursuing his Ph.D from Utkal University. Currently he is Associate Professor in the Department of Electronics and Telecommunication at Mahavir Institute of Engineering and Technology, Bhubaneswar. He has published around ten papers in national and international conferences and journals.