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The convergence of radio access technologies with all-IP core network has gained significant attention recently. Through the all-IP based policy and charging control (PCC) architecture standardized in 3GPP R8, the charging rules are consistent with application-level and IP-level policy control. It is essential to investigate the signaling overhead incurred by PCC and the OCS management during the...
The current network management makes the service provider shift from the backend to frontend in order to provide the user satisfactory service. It also leads to the researchers pay the more efforts on the study of integration of QoE and QoS, which provide a better analysis of the service management from the user perspective and from the network perspective respectively. In order to ensure the quality...
Wireless mobility seems to be transforming the communication industry, shifting the momentum from Internet access to broadband wireless access. This technology-shifting has been expected to provide a better communication services in return. The ability to transfer communication at extremely high speeds and the ability to stay connected during a fast movement speed should always be applicable for the...
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