The mobile network is definitely one of the most important artefacts created by people in the modern world. It has created a fast and convenient world of communication. Mobile network is now one major part of life for people living in the modern society.
The mobile network has a short but rapid evolution, form the analogue phone in the early 90s, to the third-generation (3G) mobile technology. In 2002, the Global System for Mobile Communication (GSM) is accounted for 66 percent of the world’s total market (De Vriendt et al., 2002).
However, how the mobile network is going to evolute in the future. Of course it is going to be faster and wider covered, but it will get more multi-functional with greater usability, together with the fast development of smartphones. Currently, the 4G mobile network is under development. According to Paul Steinburg, chief architect of wireless infrastructure at Motorola, the “4G should give [operators] a five to 10x cost per bit improvement”.