Ramjee Prasad is director of the Center for Teleinfrastruktur (CTIF), Aalborg University. He is the coauthor of Technology Trends in Wireless Communications, WLANs and WPANs towards 4G Wireless, Simulation and Software Radio for Mobile Communications, and OFDM for Wireless Multimedia Communications (Artech House, 2003, 2003, 2002, 2000), co-editor of Wireless IP and Building the Mobile Internet and WCDMA: Towards IP Mobility and Mobile Internet (Artech House, 2003, 2001), and is the author/co-author of several other books published by Artech House.