K. Deergha Rao is director and professor in the Navigational Electronics Research and Training Unit (NERTU), University College of Engineering, Osmania University, Hyderabad, India. He is a senior member of IEEE and has served as a chairman of communications and signal processing societies for IEEE Hyderabad section. His research interests include GPS signal processing, wireless channel coding, blind equalization, robust multiuser detection, OFDM UWB signal processing, MIMO SFBC OFDM, image processing, cryptosystems and VLSI signal processing.