Science & Engineering Research Support soCiety (SERSC)
The 4th generation mobile communication system certainly will have a lot of improvement such as supporting higher multimedia loading, offering faster transmission rate, and the implementation of IP (Internet Protocol). The future service of the network will be definitely conveyed into an all-IP network. To allow people to better perform their daily living activities, improve the life quality and enjoy entertainment and leisure activities, the authors proposed their system in this paper. This system is built upon a new technology of a 4G network, which includes the user authentication in heterogeneous network, the key generation and data encryption that later merged together into a cross layer network for smart living space.