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Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 36998-2018: Technical requirements and measurement methods for ASI combiner/splitter used in program distribution network Status: Valid
Basic dataStandard ID: GB/T 36998-2018 (GB/T36998-2018)Description (Translated English): Technical requirements and measurement methods for ASI combiner/splitter used in program distribution network Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: M63 Classification of International Standard: 33.160.99 Word Count Estimation: 14,197 Date of Issue: 2018-12-28 Date of Implementation: 2019-07-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 36998-2018: Technical requirements and measurement methods for ASI combiner/splitter used in program distribution network---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Technical requirements and measurement methods for ASI combiner/splitter used in program distribution network ICS 33.160.99 M63 National Standards of People's Republic of China Program distribution network ASI combiner/splitter Technical requirements and measurement methods Published on.2018-12-28 2019-07-01 implementation State market supervision and administration China National Standardization Administration issued ContentForeword III 1 Scope 1 2 Normative references 1 3 Abbreviations 1 4 ASI combiner/splitter function overview 1 5 Technical requirements 2 6 Measurement method 4 Reference 9ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of the contents of this document may involve patents. The issuing organization of this document is not responsible for identifying these patents. This standard was proposed by the State Administration of Radio and Television. This standard is under the jurisdiction of the National Radio, Film and Television Standardization Technical Committee (SAC/TC239). This standard was drafted. National Press, Publication, Radio, Film and Television, Radio and Television Planning Institute, Anhui Radio and Television Research Institute, National Press and Publication Supervision and Administration Center of the State Administration of Radio, Film and Television, Radio and Television Administration of the State Administration of Press, Publication, Radio, Film and Television, China Radio and Television Network Co., Ltd., Beijing Post and Telecommunications the University. The main drafters of this standard. Liu Jun, Chang Jiang, Gao Yang, Zhang Longhui, Dai Ming, Cao Zhi, Zhong Shenghong, Li Xia, Zhou Xinquan, Fu Lijun, Li Guosong, Zhou Xingwei, Wang Fang, Wang Ying, Li Nan, Zhang Hui, Pan Feng, Zheng Yijie, Hao Xudong, Hou Yumeng, Jiang Zhuqing. Program distribution network ASI combiner/splitter Technical requirements and measurement methods1 ScopeThis standard specifies the main technical requirements and measurement methods for the ASI combiner/splitter in the program distribution network. This standard applies to the development, production, application, measurement, operation and maintenance of the program distribution network ASI combiner/splitter.2 Normative referencesThe following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 17975.1-2010 Information technology - Generic coding of moving pictures and associated audio information - Part 1 GB/T 26686-2017 General specification for terrestrial digital television receivers GB/T 28434-2012 Terrestrial digital television broadcasting single frequency network adapter technical requirements and measurement methods3 AbbreviationsThe following abbreviations apply to this document. AC. AlternatingCurrent ASI. Asynchronous Serial Interface (AsynchronousSerialInterface) BER. bit error rate (BitErrorRatio) BNC. BayonetNeil-Concelman SIP. Second Frame Initialization Package (SecondFrameInitializationPacket) TS. Transport Stream (TransportStream) 4 ASI combiner/splitter function overview The ASI combiner/splitter can combine and distribute the multiple TS streams using the ASI interface to improve the program distribution network. The utilization efficiency of the network. After the TS stream passes through the ASI combination and split, the structure, sequence, and bit of the code stream do not change, therefore, ASI The combiner/splitter can be used not only for multi-channel TS transmission under general conditions, but also for terrestrial digital TV broadcasting single-frequency network. Streaming requires a stricter program distribution network. The structure of the multi-program distribution network using ASI combiner/splitter is shown in Figure 1. ASI The code stream structure of the circuit/splitter output is shown in Figure 2. Figure 1 Multi-program distribution network structure diagram with ASI combiner/splitter ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 36998-2018_English be delivered?Answer: Upon your order, we will start to translate GB/T 36998-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. 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