An authoritative collection of research papers and surveys, this book explores recent developments in next-generation wireless networks (NGWNs) and mobile broadband networks technologies. Focusing on improving the performance of wireless networks and provisioning better quality of service and quality of experience for users, it reports on the standards of different emerging wireless networks, applications, and service frameworks. Proposing an integrated network architecture design for NGWNs, it analyzes WLAN/3G network convergence and advanced mobility features based on the IP Multimedia Subsystem (IMS) architecture.