This standard specifies the functional and performance requirements, measurement methods, inspection rules, marking, packaging, transportation, storage, etc. of digital terrestrial television receiver (hereinafter referred to as receiver) supporting terrestrial digital television reception as specified in GB 20600-2006.
This standard is applicable to digital terrestrial television receivers with the size greater than 66cm (26in), and may be used as reference for receivers with the size equal to and less than 66cm (26in); it is also the main basis for product design, production finalization and inspection.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging - Pictorial marking for handling of goods
GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 5465.2 Graphical symbols for use on electrical equipment - Part 2: Graphical symbols
GB 8898 Audio, video and similar electronic apparatus - Safety requirements
GB/T 9383 Sound and television broadcast receivers and associated equipment-immunity characteristics - Limits and methods of measurement
GB/T 13000-2010 Information technology - Universal multiple-octet coded character set (UCS)
GB/T 13837 Sound and television broadcast receivers and associated equipment - Radio disturbance characteristics - Limits and methods of measurement
GB/T 14960 Technical requirements and measurement methods of infrared remote control radiation unit for television broadcast receivers
GB 17625.1 Electromagnetic compatibility - Limits - Limits for harmonic current emissions(equipment input current ≤16A per phase)
GB/T 17975.1 Information technology - Generic coding of moving pictures and associated audio information - Part 1: Systems
GB/T 20090.16 Information technology - Advanced coding of audio and video - Part 16: Broadcasting video
GB 20600-2006 Framing structure, channel coding and modulation for digital television terrestrial broadcasting system
GB/T 22122-2008 Methods of measurement of surround audio for digital TV
GB/T 22726 Specification for multichannel digital audio coding technology
GB 24850 Minimum allowable values of energy efficiency and energy efficiency grades for flat panel televisions
GB/T 26685-2017 Methods of measurement for digital terrestrial television receiver
GB/T 28160-2011 Specification of electronic programme guide for digital television broadcasting
GB/T 28161-2011 Specification of service information for digital television broadcasting
SJ/T 10514-1994 Technical requirements and methods of measurement on infrared remote control unit for television broadcast receivers
SJ/T 10919-1996 Packaging of colour broadcasting TV receivers
SJ/T 11324-2006 Terminology of digital television receiving equipment
SJ/T 11325 Reliability test methods for digital television receiver and display equipment
SJ/T 11326 Environmental testing methods for digital television receiver and display equipment
SJ/T 11327-2006 Specification for interfaces for digital television receiving equipment - Part 1: Interface of radio frequency
SJ/T 11329-2006 Specification of interfaces for digital television receiving equipment - Part 3: Video interface of composite video blanking synchronization
SJ/T 11330-2006 Specification of interfaces for digital television receiving equipment - Part 4: Video interface of S-Video
SJ/T 11331-2006 Specification of interfaces for digital television receiving equipment - Part 5: Analog audio interface
SJ/T 11332-2006 Specification of interfaces for digital television receiving equipment - Part 6: Analog video interface of RGB
SJ/T 11333-2006 Specification of interfaces for digital television receiving equipment - Part 7: Interface of video component YPBPR
SJ/T 11594.1-2016 Technical requirement and method of measurement for audio and video decoding of digital television receiver terminal - Part 1: video (AVS+)
SJ/T 11594.2-2016 Technical requirement and method of measurement for audio and video decoding of digital television receiver terminal - Part 2: audio (DRA)
3 Terms and definitions, symbols and abbreviations
3.1 Terms and definitions
For the purpose of this standard, the terms and definitions given in SJ/T 11324-2006 as well as the following apply.
3.1.1
acceptable error free
a threshold of maximum uncorrected error events within the specified time while receiving signals
3.2 Symbol
For the purposes of this document, the following symbol applies.
tD, MAX: the 0dB maximum echo delay that the receiver shall be able to withstand as specified in this standard.
3.3 Abbreviations
GB/T 26686-2017 The following standards are cited：
