Seamless vertical handover is a key requirement in heterogeneous wireless networks where
different networks are integrated. In this paper, we introduce an enhanced information server …

In future mobile networks, different radio access technologies will have to coexist. IEEE
802.21 MIH (Media-Independent Handover) provides primitive mechanisms that ease the …

Avec l'évolution rapide des technologies réseaux et télécoms radios mobiles, les chercheurs
sont actuellement en train de préparer l'arrivée d'une nouvelle génération baptisée 4G. Le …

The demands for accessing services at high data rates while on the move, anyplace and
anytime, resulted in numerous research efforts to integrate heterogeneous wireless and …

One of main feature of next generation of mobile networks is an integration of existing
cellular systems with other wireless access technologies. In order to realize a seamless …

This paper addresses the Common Radio Resources Management of a Heterogeneous
Network composed of three different Radio Access Network (RANs): UMTS, Wi-Fi and …

Fourth generation (4G) Network integrates existing wireless technologies (GPRS/UMTS,
WiMAX, WLAN, etc.) and offers access to services while on the move, at any place and any …

Satellite communications have a significant potentiality in the railway scenario, but suffer
from strong variations in the received signal power and need suitable solutions to deal with …

The vision of next generation wireless network (NGWN) is to integrate different wireless
access technologies, each with its own characteristics, into a common IP-based core …

GEO satellite communication systems are an efficient approach for broadband Internet
provision on high-speed trains, but some work is still needed to allow a seamless service …