In the future, airliners will provide a variety of entertainment and communications equipment to the passenger. Since people are becoming more and more used to their own communications equipment, such as mobile phones and laptops with Internet connection, either through a network interface card or dial-in access through modems, business travellers will soon be demanding wireless access to communication services. Specifically it focus on wireless services such as UMTS and W-LAN in aircraft cabins that connect the passenger via satellite to terrestrial infrastructure. In an aeronautical scenario global coverage is essential for providing continuous service. Therefore satellite communication became indispensable, and together with ever increasing data rate requirements of applications, aeronautical satellite communication meets an expensive market.Certain features of UMTS and W-LAN that helps to provide these services are also explained.
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