Long Cheng  Broadband Network Research Center State Key Lab of Network and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, P.R. China 100876 Long Cheng received his B.S. degree in Computer Science from Xi’an Telecommunication College, China, 2004, and M.S. degree in Telecommunication Engineering from XiDian University, China, 2007, and currently is pursuing his Ph.D. in State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, China. |