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CONTENTS<br />
PREFACE ………………………………………………………………………………………………………………………..………………………6<br />
1 INTRODUCTION ............................................................................................................................................. 11<br />
2 PROGRESS OF RELEASE 99, RELEASE 5, RELEASE 6, RELEASE 7 AND RELEASE 8: EVOLVED EDGE, UMTS/EVOLVED<br />
HSPA (HSPA+) AND LTE/EPC .............................................................................................................................. 13<br />
2.1 PROGRESS TIMELINE ................................................................................................................................... 13<br />
3 PLANS FOR RELEASE 9 AND RELEASE 10: EVOLVED HSPA (HSPA+) AND LTE/LTE‐ADVANCED ………………………….27<br />
4 THE GROWING DEMANDS FOR WIRELESS DATA APPLICATIONS ..................................................................... 29<br />
4.1 WIRELESS DATA TRENDS AND FORECASTS ......................................................................................... 30<br />
4.2 WIRELESS DATA REVENUE .................................................................................................................... 32<br />
4.3 MOBILE BROADBAND DEVICES ............................................................................................................ 33<br />
4.4 MOBILE BROADBAND APPLICATIONS ................................................................................................. 36<br />
4.5 SMALL CELL GROWTH............................................................................................................................. 39<br />
4.6 SPECTRUM INITIATIVES .............................................................................................................................. 40<br />
4.7 SUMMARY ................................................................................................................................................. 41<br />
5 STATUS AND HIGHLIGHTS OF RELEASE 8 AND RELEASE 9: EVOLVED HSPA (HSPA+) AND LTE/EPC ………………….42<br />
5.1 VOLTE ......................................................................................................................................................... 44<br />
6 STATUS OF IMT‐ADVANCED AND LTE‐ADVANCED .......................................................................................... 46<br />
6.1 SPECIFYING IMT‐ADVANCED – THE ITU‐R ROLE ............................................................................................ 46<br />
6.2 THE 3GPP ROLE ........................................................................................................................................... 49<br />
7 STATUS OF RELEASE 10: HSPA+ ENHANCEMENTS AND LTE‐ADVANCED .......................................................... 51<br />
7.1 LTE‐ADVANCED FEATURES AND TECHNOLOGIES ........................................................................................... 51<br />
7.1.1 Support of Wider Bandwidth ..................................................................................................................... 51<br />
7.1.2 Uplink transmission enhancements........................................................................................................... 53<br />
7.1.3 Downlink Transmission enhancements ..................................................................................................... 54<br />
7.1.4 Relaying ..................................................................................................................................................... 55<br />
7.1.5 Heterogeneous Network Support .............................................................................................................. 59<br />
7.1.6 MBMS Enhancements ............................................................................................................................... 61<br />
7.1.7 Son Enhancements .................................................................................................................................... 61<br />
7.1.8 Vocoder Rate Adaptation .......................................................................................................................... 62<br />
7.2 HSPA+ ENHANCEMENTS FOR RELEASE 10 ............................................................................................................. 62<br />
7.2.1 Four carrier HSDPA operation ................................................................................................................... 62<br />
7.2.2 Additional band combinations for DB‐DC‐HSDPA...................................................................................... 65<br />
7.3 MULTI‐RAT RELATED ENHANCEMENTS .................................................................................................................. 65<br />
www.4gamericas.org February 2011 Page 2