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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 – D
IGITAL 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 – E
UREKA 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 J
APAN'S DIGITAL RADIO 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
IBIQUITY HD 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 I
SSUES RELATED TO TERRESTRIAL SYSTEMS.............................................................................. 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 W
ORLDSPACE – ITU-R SYSTEM D............................................................................................. 65
5.1.1 Receiver Systems................................................................................................................... 68
5.2 SIRIUS S
ATELLITE RADIO /XMSATELLITE RADIO................................................................... 69
5.2.1 Sirius Overview..................................................................................................................... 70
5.2.2 Deployment Status ................................................................................................................ 74
5.3 M
OBILE BROADCASTING CORP. AND TU MEDIA CORP. – ITU-R SYSTEM E.............................. 75
5.3.1 Receiver Systems................................................................................................................... 75
6 INTERNET RADIO (IR) ................................................................................................................. 76
6.1 I
NTRODUCTION........................................................................................................................... 76
6.2 B
RINGING RADIO TO THE INTERNET........................................................................................... 76