ETSI TS 102 819 V1.3.1 (2005-10) Technical Specification Digital Video Broadcasting (DVB); Globally Executable MHP version 1.0.2 (GEM 1.0.2) European Broadcasting Union Union Européenne de Radio-Télévision EBU·UER 2 ETSI TS 102 819 V1.3.1 (2005-10) Reference RTS/JTC-DVB-183 Keywords API, broadcasting, digital, DVB, interaction, multimedia, profile, video 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 TS 102 819 V1.3.1 (2005-10) Contents Intellectual Property Rights..............................................................................................................................10 Foreword...........................................................................................................................................................10 1 Scope ......................................................................................................................................................11 2 References ..............................................................................................................................................11 2.1 Superseding references.....................................................................................................................................12 3 Definitions and abbreviations.................................................................................................................12 3.1 Definitions........................................................................................................................................................12 3.1.1 Definitions from MHP................................................................................................................................12 3.1.2 Definitions introduced by GEM..................................................................................................................12 3.2 Abbreviations ...................................................................................................................................................13 4 General considerations and conventions ................................................................................................14 4.1 General considerations .....................................................................................................................................14 4.1.1 Purpose .......................................................................................................................................................14 4.1.2 Format.........................................................................................................................................................14 4.1.3 Inclusion of MHP features..........................................................................................................................15 4.1.3.1 Subsetting prohibited ............................................................................................................................15 4.1.3.2 Supersetting permitted ..........................................................................................................................15 4.1.4 Addition of non-GEM interfaces ................................................................................................................15 4.1.4.1 DVB-J enumerations.............................................................................................................................15 4.1.4.2 Competitive APIs..................................................................................................................................15 4.1.4.2.1 Illustration of Complementary Functional Equivalents...................................................................16 4.1.4.2.2 Illustration of Competitive APIs......................................................................................................16 4.1.5 Application areas........................................................................................................................................16 4.1.6 Profiles........................................................................................................................................................16 4.1.7 Full conformance with the present document .............................................................................................17 4.2 Conventions......................................................................................................................................................17 4.2.1 References within the MHP specification...................................................................................................17 4.2.2 Terminology in the MHP specification.......................................................................................................18 4.2.2.1 MHP......................................................................................................................................................18 4.2.2.2 Resident navigator.................................................................................................................................18 4.2.2.3 DVB service..........................................................................................................................................18 4.2.3 Inclusion of clauses of the MHP specification............................................................................................18 4.2.4 Conventions within the present document..................................................................................................18 5 Basic architecture ...................................................................................................................................18 6 Transport protocols.................................................................................................................................18 6.1 Introduction ......................................................................................................................................................18 6.2 Broadcast channel protocols.............................................................................................................................19 6.2.1 MPEG-2 transport stream ...........................................................................................................................19 6.2.2 MPEG-2 sections ........................................................................................................................................19 6.2.3 DSM-CC private data .................................................................................................................................19 6.2.4 DSM-CC data carousel ...............................................................................................................................19 6.2.5 Object carousel ...........................................................................................................................................19 6.2.5.1 DVB-J class files...................................................................................................................................19 6.2.5.2 DVB-HTML document files .................................................................................................................20 6.2.5.3 Loss of carousel behaviour....................................................................................................................20 6.2.6 Protocol for delivery of IP multicast over the broadcast channel ...............................................................20 6.2.7 Internet Protocol (IP) ..................................................................................................................................20 6.2.8 User Datagram Protocol (UDP)..................................................................................................................20