This standard specifies Service Information (SI) data for digital television broadcasting. These data are the component parts of the code streams of digital television broadcasting, can help users select the information of services and/or events from the code streams and make the Integrated Receiver Decoder (IRD) be able to automatically set up the optional services. The data of the Service Information automatic setup part mainly are provided by the Program Specific Information (PSI) in GB/T 17975.1-2000.
This standard specifies the additional data for supplementing the PSI so as to assist the IRD autotuning. It also specifies the additional information shown to users. The display mode of such information is not specified in this standard and the IRD manufacturers may select the display mode at discretion.
Electronic Program Guide (EPG) will become a kind of application of the digital television transmission. The data contained in the Service Information specified in this standard may be taken as the basis for Electronic Program Guide.
This standard is applicable to the digital television broadcasting service in radio and television industry.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrections to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
GB 13000 Information Technology- Universal Multiple-Octet Coded Character Set (UCS)
GB/T 15273.1-1994 Information Processing - 8-bit Single-byte Coded Graphic Character Sets - Part 1: Latin Alphabet No.1
GB/T 17191.3-1997 Information Technology - Coding of Moving Pictures and Associated Audio for Digital Storage Media at up to About 1.5Mbit/s - Part 3: Audio
GB/T 17975.1-2000 Information Technology-Generic Coding of Moving Pictures and Associated Audio Information-Part 1:Systems
GB/T 17975.3-2001 Information Technology-Generic Coding of Moving Picture and Associated Audio Information-Part 3: Audio
GB 20600-2006 Framing Structure, Channel Coding and Modulation for Digital Television Terrestrial Broadcasting System
GY/Z 175-2001 Specification of Conditional Access System for Digital Television Broadcasting
ISO 639-2 Codes for the Representation of Names of Languages - Part 2: Alpha-3 Code
IEC 1883-1 Consumer Audio/Video Equipment - Digital Interface - Part 1: General
IEC 1883-4 Consumer Audio/Video Equipment - Digital Interface - Part 4: MPEG2-TS Data
KSC 5601(1987) Code for Information Interchange
3 Terms, Definitions and Abbreviations
3.1 Terms and Definitions
For the purposes of this standard, the following terms and definitions apply.
3.1.1
