4G Americas | Mobile Broadband Evolution Towards 5G: 3GPP Rel-12 & Rel-13 and Beyond | June 2015 1 Draft for Board Approval Only – Not for Distribution – Private and Confidential TABLE OF CONTENTS 1 INTRODUCTION ............................................................................................................................................................. 2 2 GLOBAL MARKET TRENDS, MILESTONES AND STANDARDIZATION ................................................................... 4 2.1 Mobile Data Growth Forecasts and Trends ............................................................................................................. 9 2.2 Wireless Data Revenue ......................................................................................................................................... 11 2.3 Mobile Broadband Devices and M2M .................................................................................................................... 11 2.4 Mobile Broadband Applications ............................................................................................................................. 14 2.5 Mobile Broadband Deployments and Spectrum .................................................................................................... 16 2.6 3GPP Standardization ........................................................................................................................................... 21 3 STATUS OF 3GPP RELEASE 12: HSPA+ AND LTE-ADVANCED ENHANCEMENTS ............................................. 26 3.1 LTE-Advanced Enhancements .............................................................................................................................. 27 3.1.1 Downlink Multi-Input Multi-Output (MIMO) Enhancements .............................................................................. 27 3.1.2 Small Cell Enhancements ................................................................................................................................ 28 3.1.3 Femto Enhancements ...................................................................................................................................... 36 3.1.4 Machine Type Communications (MTC) ............................................................................................................ 39 3.1.5 Proximity Services (ProSe) .............................................................................................................................. 42 3.1.6 User Equipment (UE) Enhancements .............................................................................................................. 44 3.1.7 Self-Optimizing Network (SON) Enhancements ............................................................................................... 50 3.1.8 Heterogeneous Networks (HetNets) Mobility ................................................................................................... 51 3.1.9 Multimedia Broadcast Multicast Services (MBMS) Enhancements .................................................................. 52 3.1.10 Local Internet Protocol Access/ Selected Internet Protocol Traffic Offload (LIPA/SIPTO) Enhancements ..... 55 3.1.11 Enhanced International Mobile Telecommunications Advanced (eIMTA) ...................................................... 57 3.1.12 Frequency Division Duplex-Time Division Duplex (FDD-TDD) Carrier Aggregation ...................................... 59 3.2 HSPA+ Enhancements .......................................................................................................................................... 60 3.2.1 Universal Mobile Telecommunication System (UMTS) Heterogeneous Networks ........................................... 60 3.2.2 System Information Block (SIB) Enhancements ............................................................................................... 64 3.2.3 Further Enhanced Uplink (EUL) Enhancements .............................................................................................. 66 3.2.4 Further Enhancements for Home NodeB (HNB) Mobility ................................................................................. 68 3.2.5 Home NodeB (HNB) Positioning for Universal Terrestrial Radio Access (UTRA) ............................................ 70 3.2.6 Machine Type Communication (MTC) .............................................................................................................. 70 4G Americas | Mobile Broadband Evolution Towards 5G: 3GPP Rel-12 & Rel-13 and Beyond | June 2015 3.2.7 Dedicated Channel (DCH) Enhancements ....................................................................................................... 71 3.3 Network and Services Related Enhancements ..................................................................................................... 73 3.3.1 Machine Type Communication (MTC) .............................................................................................................. 73 3.3.2 Public Safety .................................................................................................................................................... 75 3.3.3 Wi-Fi Integration ............................................................................................................................................... 82 3.3.4 Core Network Overload .................................................................................................................................... 87 3.3.5 Web Real-Time Communication (WebRTC) .................................................................................................... 93 3.3.6 Further Network Energy Saving ....................................................................................................................... 94 3.3.7 Multimedia ........................................................................................................................................................ 95 3.3.8 Policy and Charging Control (PCC) Framework Enhancements .................................................................... 103 3.4 Release Independent Features ........................................................................................................................... 105 4 STATUS OF 3GPP RELEASE 13: HSPA+ AND LTE-ADVANCED .......................................................................... 110 4.1 E-UTRAN/LTE-Advanced Enhancements ........................................................................................................... 110 4.1.1 Active Antenna Systems (AAS) ...................................................................................................................... 110 4.1.2 Self-Optimizing Networks (SON) for Active Antenna System (AAS) Deployments ....................................... 112 4.1.3 Elevation Beamforming (EBF) and Full Dimension (FD) Multi-Input Multi-Output (MIMO) ............................ 115 4.1.4 Enhanced Signaling for Inter-eNB Coordinated Multi-Point (CoMP) ............................................................. 118 4.1.5 Further LTE Physical Layer Enhancements for Machine Type Communication (MTC) ................................ 121 4.1.6 Indoor Positioning Enhancements ................................................................................................................. 122 4.1.7 Licensed Assisted Access (LAA) Using LTE ................................................................................................. 124 4.1.8 Carrier Aggregation (CA) Enhancements ...................................................................................................... 125 4.1.9 Downlink Multi-User Superposition Transmission (MUST) ............................................................................ 126 4.1.10 Radio Access Network (RAN) Aspects of RAN Sharing Enhancements ..................................................... 126 4.1.11 Enhanced LTE Device-To-Device (D2D) Proximity Services (ProSe) ......................................................... 127 4.1.12 Dual Connectivity Enhancements ............................................................................................................... 128 4.1.13 LTE-Wireless Local Area Network (WLAN) Radio Level Integration and Interworking Enhancements ....... 132 4.1.14 Radio Access Network (RAN) Enhancements for Extended Discontinuous Reception (DRX) in LTE……. 133 4.2 UTRAN/HSPA+ Enhancements .......................................................................................................................... 133 4.2.1 Downlink (DL) Enhancements ....................................................................................................................... 133 4.2.2 Small Data Transmission Enhancements...................................................................................................... 138 4G Americas | Mobile Broadband Evolution Towards 5G: 3GPP Rel-12 & Rel-13 and Beyond | June 2015 4.2.3 Dual Band Uplink (UL) Carrier Aggregation (CA) .......................................................................................... 139 4.3 Network Services Related Enhancements ........................................................................................................... 139 4.3.1 IP Flow Mobility Support for S2a And S2b Interfaces ..................................................................................... 139 4.3.2 User Plane Congestion Management (UPCON) ..........................................................................................