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Figure 1.5: The number of operators by region that have launched or are planning LTE-A deployments


                    16                                                                                              Chapter 1
                    14
                    12

                    10
                     8

                     6
                     4
                     2
                     0
                        Central and  Developed Emerging Asia-  Latin America  Middle East  North  Sub-Saharan  Western
                       Eastern Europe Asia-Pacific  Pacific        and North  America  Africa    Europe
                                                                  Africa
               Source: Analysys Mason Wireless networks tracker, 2015

               grade cell, to improve signal coverage indoors.   service differentiation and increased customer
               The end user device, which can support up to four   retention. In fact, consumer behaviour studies
               voice calls at once, was given free to subscribers.   have shown that people like using Wi-Fi and prefer
               In Bahrain, Batelco has deployed a combination   it to mobile data in some cases.
               of femtocells, microcells and a cell-coordinated
               network (HetNet) to boost capacity, eliminating   When implemented adequately, public Wi-Fi can
               the need for 30-50 per cent more macrocells to   effectively supplement mobile network capacity,
               achieve the same capacity.                      particularly in dense urban areas such as business
                                                               districts and shopping areas – a phenomenon
               Investing in 4G networks and small cells, however,   known as "Wi-Fi offloading". Usually, however, the
               does not remove the need for public Wi-Fi       volume of traffic offloaded onto public Wi-Fi is low
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               infrastructure. In fact, the rise in consumer data   even in developed markets. China is exceptional
               consumption may drive the need for further Wi-Fi   in terms of Wi-Fi usage – public Wi-Fi data traffic
               investment. Mobile operators consider public Wi-Fi   far exceeds that of mobile network data, but
               a necessary service, although it risks cannibalizing   investment in LTE is reversing this trend (see
               their mobile data revenues. The upside comes with   Figure 1.6).


               Figure 1.6: Wireless data traffic by type and public Wi-Fi share of that traffic, China, 2012–2019

                        20                                                                  100%

                        15                                                                   80%

                     Traffic (TB)  10                                                         60%     Percentage of traffic




                         5                                                                   40%



                         0                                                                   0%
                               2012    2013   2014    2015   2016    2017    2018   2019


                                Mobile            Public Wi-FI           Public Wi-Fi’s share

               Source: Analysys Mason, 2015


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