Xiaojun Wang received the B.S., M.S., and Ph.D. degrees in electrical engineering from the Department of Radio Engineering, Southeast University, Nanjing, China, in 1996, 1999, and 2009, respectively. He is currently a Professor with the National Mobile Communications Research Laboratory, School of Information Science and Engineering, Southeast University. He is also a Senior Researcher with Purple Mountain Laboratories, Nanjing. His research interests include mobile communication, mmw communication, wireless networks, manet, and wireless positioning.