He received his Ph.D. degree in Wireless Communications and Signal Processing from University of Missouri-Columbia in 2002. His areas of expertise include modulation classification, cooperative communications, wireless video streaming, network congestion control, physical layer security, speech enhancement, and noise and interference reduction. He has served as Co-PI of NSF funded research and involved in several federal and industry funded projects. He has been actively participated in program committees of various conferences. Currently, he is teaching both undergraduate and graduate courses in communications, signal processing, software engineering and programming and supervising both graduate and undergraduate students.