Hamid Farrokhi received B.Sc. degree in Electrical Engineering from the Sharif University of Technology (SUT), Tehran, Iran, in 1988, M.Sc. degree in Electrical Engineering from the Iranian University of Science and Technology (IUST), Tehran, Iran, in 1996 and Ph.D. degree in Communications Engineering from the University of Regina, Regina, Canada, in 2006. He is currently an associate professor at the University of Birjand, Birjand, Iran. His current research interests include spread spectrum systems/positioning, next generation wireless communications and cognitive radio.