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DL - 4G Americas

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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

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