RECOMMENDATION ITU-R BO.1516* - Digital multiprogramme television systems for use by satellites operating in the ... ANNEX 1 - Common functional requirements for the reception of digital multiprogramme television emissions by satellite ... CONTENTS 1 Introduction 2 The generic reference model of digital multiprogramme transmission systems 2.1 Generic reference model 2.2 Application to the satellite IRD 3 Common elements of digital multiprogramme transmission systems 3.1 Modulation/demodulation and coding/decoding 3.2 Transport and demultiplexing 3.3 Source coding and decoding of video, audio and data 4 Summary characteristics and the comparison of digital multiprogramme TV systems by satellite 4.1 Summary system characteristics 4.2 Comparison of system characteristics 5 Specific characteristics 5.1 Signal spectrum of the different systems at the modulator output 5.2 Convolutional coding 5.3 Synchronization characteristics 5.4 Interleaver 5.5 Reed-Solomon encoder 5.6 Energy dispersal 5.7 Framing and transport stream characteristics 5.8 Control signals 6 References 7 List of acronyms APPENDIX 1 TO ANNEX 1 - System B transport stream characteristics* CONTENTS 1 Introduction 2 Prefix 3 Null and ranging packets 4 Video application packets 4.1 Auxiliary data packets 4.2 Basic video service packets 4.3 Redundant data packets 4.4 Non-MPEG video data packets 5 Audio application packets 5.1 Auxiliary data packets 5.2 Basic audio service packets 5.3 Non-MPEG audio data packets 6 Programme guide packets 7 Transport multiplex constraints 7.1 Elementary stream multiplex constraint definition APPENDIX 2 TO ANNEX 1 - Control signal for System D CONTENTS 1 Introduction 2 TMCC information encoding 2.1 Order of change 2.2 Modulation-code combination information 2.3 TS identification 2.4 Other information 3 Outer coding for TMCC information 4 Timing references 5 Channel coding for TMCC APPENDIX 3 TO ANNEX 1 - Availability status of integrated circuits for common integrated receiver decoder CONTENTS 1 Introduction 2 Analysis 3 Conclusions