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TABLE OF CONTENTS
1 INTRODUCTION............................................................................................................................... 7
2 WHAT IS DIGITAL RADIO?........................................................................................................... 8
3 WHY DIGITAL RADIO?................................................................................................................ 10
4 TERRESTRIAL TRANSMISSION SYSTEMS.............................................................................11
4.1 DRM– DIGITAL RADIO MONDIALE ........................................................................................... 11
4.1.1 Key Features of the System Design for the Markets to be Served by the DRM System........ 11
4.1.2 Brief Description of the DRM System................................................................................... 12
4.1.3 Transmitter Considerations.................................................................................................. 17
4.1.4 DRM+................................................................................................................................... 18
4.2 DAB– EUREKA 147 ................................................................................................................... 19
4.2.1 System Development............................................................................................................. 19
4.2.2 Principal Advantages and Challenges.................................................................................. 19
4.2.3 DAB Development Worldwide as of 2006.............................................................................21
4.2.4 Infrastructure Requirements................................................................................................. 25
4.2.5 Synergies with Other Systems...............................................................................................25
4.2.6 Future Developments of DAB............................................................................................... 27
4.2.7 Types of Receivers................................................................................................................ 31
4.3 JAPAN'SDIGITALRADIO BROADCASTING (ISDB-TSB) ............................................................. 35
4.3.1 Overview............................................................................................................................... 35
4.3.2 The Methods..........................................................................................................................35
4.3.3 Characteristics......................................................................................................................41
4.3.4 Receivers............................................................................................................................... 41
4.3.5 Overview of Services............................................................................................................. 42
4.3.6 Outlook for the Future.......................................................................................................... 43
4.4 IBIQUITYHD RADIO SYSTEM..................................................................................................... 44
4.4.1 HD Radio Standards Activity................................................................................................45
4.4.2 HD Radio AM and FM Receivers......................................................................................... 45
4.4.3 HD Radio System Technical Design Overview..................................................................... 46
4.4.4 Core Services........................................................................................................................ 47
4.4.5 HD Radio Subsystems........................................................................................................... 50
4.4.6 Receiver Systems................................................................................................................... 52
4.4.7 Features Common to North American Digital Radio Systems.............................................. 53
4.4.8 Infrastructure Requirements................................................................................................. 56
4.5 ISSUES RELATED TO TERRESTRIALSYSTEMS ..............................................................................58
4.5.1 Spectrum Availability............................................................................................................58
4.5.2 The Implications of Simulcasting.......................................................................................... 62
4.5.3 Coverage............................................................................................................................... 63
5 SATELLITE TRANSMISSION...................................................................................................... 65
5.1 WORLDSPACE– ITU-R SYSTEM D............................................................................................. 65
5.1.1 Receiver Systems................................................................................................................... 68
5.2 SIRIUSSATELLITE RADIO /XMSATELLITERADIO...................................................................69
5.2.1 Sirius Overview.....................................................................................................................70
5.2.2 Deployment Status................................................................................................................ 74
5.3 MOBILEBROADCASTING CORP. AND TU MEDIA CORP. – ITU-R SYSTEM E.............................. 75
5.3.1 Receiver Systems................................................................................................................... 75
6 INTERNET RADIO (IR)................................................................................................................. 76
6.1 INTRODUCTION........................................................................................................................... 76
6.2 BRINGINGRADIO TO THE INTERNET ...........................................................................................76