ETSI TR 102 525 V1.1.1 (2006-09) Technical Report Satellite Earth Stations and Systems (SES); Satellite Digital Radio (SDR) service; Functionalities, architecture and technologies 2 ETSI TR 102 525 V1.1.1 (2006-09) Reference DTR/SES-00280 Keywords digital, interface, radio, satellite ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N° 348 623 562 00017 - NAF 742 C Association à but non lucratif enregistrée à la Sous-Préfecture de Grasse (06) N° 7803/88 Important notice Individual copies of the present document can be downloaded from: http://www.etsi.org The present document may be made available in more than one electronic version or in print. In any case of existing or perceived difference in contents between such versions, the reference version is the Portable Document Format (PDF). 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ETSI 3 ETSI TR 102 525 V1.1.1 (2006-09) Contents Intellectual Property Rights................................................................................................................................5 Foreword.............................................................................................................................................................5 1 Scope ........................................................................................................................................................6 2 References ................................................................................................................................................6 3 Definitions and abbreviations...................................................................................................................7 3.1 Definitions..........................................................................................................................................................7 3.2 Abbreviations .....................................................................................................................................................8 4 Satellite Digital Radio (SDR) service - overview ....................................................................................9 4.1 Typical system architecture................................................................................................................................9 4.2 Typical system performance...............................................................................................................................9 4.3 Typical SDR Segments Overview....................................................................................................................10 4.3.1 Hub Segment ..............................................................................................................................................10 4.3.2 Space Segment............................................................................................................................................11 4.3.3 Management and Control Segment (MCS).................................................................................................11 4.3.4 Complementary Terrestrial Segment ..........................................................................................................11 4.3.5 Radio Segment............................................................................................................................................12 5 Sdr functionalities ..................................................................................................................................12 5.1 Services ............................................................................................................................................................12 5.1.1 Market.........................................................................................................................................................12 5.1.2 Broadcasting Services.................................................................................................................................13 5.1.3 Interactive Services.....................................................................................................................................13 5.1.4 Flexibility....................................................................................................................................................13 5.1.5 Business model ...........................................................................................................................................13 5.1.6 Channel and Program Guides: ....................................................................................................................13 5.1.7 Real-time and non-real-time services: ........................................................................................................13 5.2 Quality of Service.............................................................................................................................................13 5.2.1 Generalities.................................................................................................................................................13 5.2.2 Streaming Applications...............................................................................................................................14 5.2.3 File Applications.........................................................................................................................................14 5.2.4 Service availability .....................................................................................................................................14 5.3 Capacity............................................................................................................................................................14 5.4 End users terminals ..........................................................................................................................................15 5.5 Regulatory considerations ................................................................................................................................15 5.5.1 Broadcasting frequency resource................................................................................................................15 5.5.2 Satellite component frequency resource .....................................................................................................15 5.5.3 Terrestrial component frequency resource..................................................................................................15 5.5.4 Satellite feeder link frequency resource......................................................................................................15 5.5.5 Terrestrial transmitters spectrum mask.......................................................................................................15 5.5.6 Standardization issues.................................................................................................................................16 5.5.7 Terrestrial Retransmission of Satellite Content ..........................................................................................16 5.6 High Level System Functionalities ..................................................................................................................16 5.6.1 Satellite .......................................................................................................................................................16 5.6.2 Terrestrial transmission...............................................................................................................................16 5.6.3 Radio Spectrum..........................................................................................................................................16 5.6.4 Signal bandwidth and Capacity ..................................................................................................................16 5.6.5 Service and content format and interface....................................................................................................16 5.6.6 Digital Right Management..........................................................................................................................17 5.6.7 Encryption and Conditional Access............................................................................................................17