Ana Fernandez-Aguilella

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Long Term Evolution (LTE) standard enhances Multimedia Broadcast Multicast Services (MBMS) to provide highly efficient transmission of multicast/broadcast services. This paper aims at clarifying which is the best option for the Enhanced MBMS (E-MBMS) network configuration according to the operator needs. Besides, it describes the main technical features of(More)
This article presents and analyzes the multicast transmission problem of file download services to several users simultaneously in 3G mobile networks with MBMS (Multimedia Broadcast Multicast Services). MBMS is the second major enhancement in the downlink of the 3G standard after HSDPA (High-Speed Downlink Packet Access). Whereas HSDPA supports high speed(More)
This article investigates efficient broadcast delivery of file download (filecasting) services in hybrid broadcast and cellular systems formed by a DVB-H network and an evolved 3G+ cellular network with HSDPA and MBMS capabilities. In particular, we investigate the delivery cost savings that can be achieved using HSDPA and MBMS to repair errors of(More)
Video download using cloud services is one of the most popular applications in the field of mobile cloud computing. Reducing the energy consumption of the mobile devices is a major challenge in sustaining multimedia applications. In our proposed work, an adaptive framework is provided for group of users with common interest to collaboratively download a(More)
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