GB/T 26666-2011Implementation guidelines for transmission system of digital terrestrial television broadcasting (English PDF)
地面数字电视广播传输系统实施指南
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 16, 2011
Implementation date
November 1, 2011
Scope
GB/T 26666-2011 is the English-translated version of 地面数字电视广播传输系统实施指南.
GB/T 26666-2011 is the Chinese standard "Implementation guidelines for transmission system of digital terrestrial television broadcasting".
Its scope clause reads: This standard specifies the main characteristics of digital terrestrial television broadcasting in line with GB 20600-2006's transmission system is given and establishing GB 20600-2006 broadcast network of guidance, including a general description of SFN and MFN network structure, program distribution, Shared with analog TV transmission site possibilities and constraints of content and network planning.
This standard applies to GB 20600-2006 terrestrial digital television broadcasting system, as established digital terrestrial television broadcasting network The technical basis for the network to standardize and guide the implementation and operation of broadcast networks. Its clauses include terms and definitions, symbols and abbreviations.
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Document preview — GB/T 26666-2011
National Standard of the People's Republic of China
- ICS
- 33.160
- Classification
- M 63
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions, symbols and abbreviations
- 3.1 Terms and definitions
- 3.2 Symbols
- 3.3 Acronyms
- 4 System Overview
- 4.1 Modes
- 4.2 transmitter input signal
- 4.3 launch system output signal
- 5.1 multi-frequency network (MFN)
- 5.2 Single Frequency Network (SFN)
- 5.3 contains local SFN of MFN
- 6 establishment of digital terrestrial television broadcasting transmission system
- 6.1 Use of existing antenna
- 6.2 new digital terrestrial television broadcasting antenna
- 7 terrestrial digital television broadcast program signal distribution network
- 7.2 Synchronization
- 7.3 Network Monitoring
- 8 SFN work
- 8.1 SFN Key features
- 8.2 possible implementation of
- 8.3 SFN networking requirements
- 8.4 pairs requires a distribution network of
- 9 terrestrial digital television network coverage planning
- 9.1 fixed reception and mobile reception cover
- 9.2 Minimum field strength
- 9.3 works with existing (analog terrestrial television) services
- References
1 Scope
This standard specifies the main characteristics of digital terrestrial television broadcasting in line with GB 20600-2006's transmission system is given and establishing
GB 20600-2006 broadcast network of guidance, including a general description of SFN and MFN network structure, program distribution,
Shared with analog TV transmission site possibilities and constraints of content and network planning.
This standard applies to GB 20600-2006 terrestrial digital television broadcasting system, as established digital terrestrial television broadcasting network
The technical basis for the network to standardize and guide the implementation and operation of broadcast networks.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 14433-1993 color television broadcasting network covering technical provisions
GB/T 17881-1999 broadcast television optical backbone Synchronous Digital Hierarchy (SDH) transmission interface specification
GB/T 17975.1-2000 Information technology - Generic coding of moving pictures and associated audio information - Part 1. System (ISO /
IEC 13818-1.2007, MOD)
GB/T 19263-2003 MPEG-2 signals in SDH transmission technology specifications Network
GB 20600-2006 digital television terrestrial broadcasting system frame structure, channel coding and modulation
GB/T 26252-2010 VHF/UHF band terrestrial digital TV broadcasting frequency planning criteria
GY/T 229.1-2008 digital terrestrial television broadcasting SFN adapter Technical requirements and methods of measurement
3 Terms and definitions, symbols and abbreviations
3.1 Terms and Definitions
The following terms and definitions apply to this standard.
3.1.1 Basic data block datablock
Letter to be transmitted through the source stream scrambling, forward error correction coding, mapping and interleaving formed after a specific length (3744 symbols) data blocks.
3.1.2 System Information
Information system to provide the necessary information for each demodulated and decoded signal frame including the symbol constellation mapping mode, forward error correction coding efficiency,
Instructions interleaving mode, the frame mode volume data processing.
3.1.3 Frame Body
After the basic data block and information systems through a combination of data processing frame body formed by 3780 symbol length data blocks.
3.1.4 Header frameheader
For a known pseudo-random sequence, it can be used for system synchronization, channel estimation and equalization.
3.1.5 Signal frame
After the frame header and data block formed by combining body.
GY/T 268.1-2013 | GY/T 268.2-2013 | GY/T 229.3-2008 | GB/T 37001-2018 | GB/T 36998-2018 | GB/T 34993-2017 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 33 pages — is available in the English PDF.
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