— Orthogonal frequency-division multiplexing (OFDM) modulation provides a high data rate communication service. However, in mobile reception, a loss of sub-carrier orthogonality ...
The trend of Next Generation Networks' (NGN) evolution is towards providing multiple and multimedia services to users through ubiquitous networks. The aim of IP Multimedia Sub...
One vision of a context-aware pervasive networking environment promises the user a seamless access to surrounding services using her personal mobile device. This requires that the...
Mobile devices increasingly offer functionality beyond the one provided by traditional resources – processor, memory and applications. This includes, for example, integrated mul...
—Context-aware adaptive systems aim at automatically personalizing the user’s environment depending on the user’s situation, and hence, minimizing user interaction with the s...