Chapter 4 EPS deployment scenarios and operator cases
An attentive reader may question the need for the evolution of the core networks – it is, after all, possible to provide a relatively diverse set of applications and services using the existing 3G networks. Why, then, might an operator decide that they wish to evolve their network towards LTE and EPC? There are two main factors that may impact such a decision. First, the national regulatory authority may decide to make spectrum available for LTE – an existing operator may therefore act to protect their business interests and make a bid for that spectrum in order to ensure that their competitors or potential new entrants do not get access to that spectrum and offer broadband services. ...
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