... capabilities of next generation networks, it will be necessary to move up inFuture Developments 325Figure 9.3 Possible future hybrid constellation scenario.frequency band to an allocation where ... simply that in the future, certainly in Europe, the number of new airports that will bedeveloped to meet this demand is likely to be very limited. Moreover, airspace is becomingFuture Developments ... take into account the special characteristics introduced by the mobile-satellitechannel. In such a future scenario, each satellite spot-beam could be thought of as a particularIP sub-network, with...