This report analyzes and forecasts both those key trends in depth for the period 2012 to 2018, including important elements like Carrier Wi-Fi, smart antennas, HetNet developments and adoption of LTE-Advanced features. It is based on Maravedis-Rethink's ongoing tracking of the top 100 4G operators in the world, in its MOSA (Mobile Operator Strategy Analysis) service; in-depth qualitative studies of 35 tier one mobile carriers; extensive interviews with the entire RAN vendor base and supply chain and sophisticated modeling. This report is part of the RAN Research Service.