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Basic dataStandard ID: GY/T 342-2021 (GY/T342-2021)Description (Translated English): (General technical requirements for Internet TV) Sector / Industry: Radio, Film & TV Industry Standard (Recommended) Word Count Estimation: 10,194 Issuing agency(ies): State Administration of Radio and Television GY/T 342-2021: (General technical requirements for Internet TV)---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.General technical requirements for OTT TV The People's Republic of China Radio, Television and Network Audiovisual Industry Standards General technical requirements for Internet TV 2021-01 -20 released Issued by the State Administration of Radio and Television 2021-01 -20 implementation 1 Scope...1 2 Normative references...1 3 Terms, definitions and abbreviations...1 3.1 Terms and definitions...1 3.2 Abbreviations...2 4 Internet TV Technical Architecture...2 4.1 Architecture...2 4.2 Integrated Platform...3 4.3 Content Service Platform...3 4.4 Internet TV Terminal...3 4.5 Internet TV Security Management...3 4.6 Internet TV monitoring platform...4 5 Integration platform and terminal docking...4 6 Video and Audio Technical Index Requirements for Internet TV...4 7 Interfacing with Internet TV monitoring platform...4 Appendix A (Normative) Technical Specifications of Internet TV Video and Audio...5 A.1 Overview...5 A.2 Standard Definition Video...5 A.3 HD Video...5 A.4 4K Ultra HD Video...5 References...6 ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document is under the jurisdiction of the National Radio, Film and Television Standardization Technical Committee (SAC/TC 239). Drafting organizations of this document. Future TV Co., Ltd., Galaxy Internet TV Co., Ltd., Wasu Media Network Co., Ltd., National Broadcasting Corporation Academy of Broadcasting and Television Science, State Administration of Broadcasting and Television. The main drafters of this document. Li Ming, Hu Ming, Han Xiaoyi, Zhang Wei, Xiao Yun, Shi Yuhai, He Jing, Zeng Zeji, Guo Qiang, An Zhuyong, Zuo Teng. General technical requirements for Internet TV1 ScopeThis document specifies the overall technical architecture of Internet TV, Internet TV integration platform, Internet TV content service platform, Internet TV The docking requirements between network TV terminals and the basic requirements for docking with the supervision platform. This document is applicable to the planning, design, construction, acceptance, operation, management and maintenance of Internet TV business systems.2 Normative referencesThe contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated reference documents, Only the version corresponding to that date is applicable to this document; for undated references, the latest version (including all amendments) is applicable to this document file. GB/T 22239-2019 Information Security Technology Network Security Level Protection Basic Requirements GY/T 277-2019 Technical Specification for Digital Rights Management of Video and Audio Content Distribution 3 Terms, definitions and abbreviations 3.1 Terms and definitions The following terms and definitions apply to this document. 3.1.1 Internet TV over the top TV; OTT TV Based on the public Internet to transmit video, audio, graphics, text and data, etc., through the terminal receiving equipment such as televisions and set-top boxes, Provide the public with safe, reliable, interactive and manageable multimedia audio-visual services. Note. The Internet TV in this standard refers to the requirements of the State Administration of Radio, Film and Television "Operation and Management Requirements for Organizations Holding Internet TV Licenses" (Guangbanfa Wang Zi [2011] 181) Internet TV business. 3.1.2 OTT TV integration platform Integrate and manage Internet TV services, provide program integration and broadcast, EPG management, user management, digital copyright protection, A platform for billing management and other services, hereinafter referred to as "integrated platform". Note 1.Program integration refers to the integration of content service platform programs and applications. Note 2.The EPG management of the integrated platform refers to the management of the terminal desktop. 3.1.3 OTT TV content service platform Provide a content service platform that meets the broadcasting requirements for the collection, review, scheduling and copyright management of Internet TV programs, hereinafter referred to as "internal Content service platform". 3.1.4 OTT TV terminal Including but not limited to set-top boxes, televisions, projectors, monitors and other equipment, with the function of Internet audio-visual program playback. 3.1.5 Terminal desktop launcher The interface launcher of the Internet TV terminal is used to provide indexing, navigation and application jump of Internet TV related services. 3.1.6 Radio and TV client number OTT TV ID The integration platform assigns numbers for qualified models of terminal devices in accordance with the numbering rules of Internet TV clients. Note. The numbering rules are subject to the rules formulated by industry regulatory agencies. 3.2 Abbreviations The following abbreviations apply to this document. AAA Authentication Authorization Accounting (Authentication Authorization Accounting) DRM Digital Rights Management (Digital Rights Management) EPG Electronic Program Guide (Electrical Program Guide) ITVID Internet TV Receiving Device Identification MAC media access control (Media Access Control)4 Internet TV technology architecture4.1 Architecture Internet TV includes integrated platforms, content service platforms, Internet TV terminals, Internet TV security management and Internet TV monitoring Tube platform. The schematic diagram of the Internet TV architecture is shown in Figure 1. 4.2 Integrated platform 4.2.1 Platform function requirements The integration platform is responsible for the unified integration and management of the programs and applications of the content service platform, while providing EPG, user management, billing, Service capabilities such as copyright and application stores form a standardized terminal desktop to provide users with services. The integration platform should have the management capabilities of the terminal desktop. When illegal programs and applications are found on the terminal desktop, the integration platform should have the Purpose Real-time offline and application disabling capabilities. 4.2.2 Interface docking requirements The integration platform should be connected to the content service platform to integrate the programs and applications provided by the content service platform. The integrated platform should be connected to the Internet TV terminal to complete the first activation and boot authentication of the Internet TV terminal equipment. The integrated platform should be connected with the Internet TV supervision platform to provide necessary supervision data. 4.3 Content Service Platform 4.3.1 Platform function requirements The content service platform is responsible for the collection, review, scheduling and copyright management of programs. The content service platform is mainly composed of media resource management and content Release management, copyright management, data management, advertising management and other system components. The content service platform should have the ability to aggregate content provider programs. The content service platform should have the ability to organize and arrange in-app programs. When illegal programs are found in the app, the content service platform should Possess real-time management and control of related programs in the application. 4.3.2 Interface docking requirements The content service platform should be connected to the integrated platform and accept the integrated management of programs and applications by the integrated platform. The application provided by the content service platform Before going online, the application integration interface of the docking integration platform should be standardized. The content service platform is connected with the Internet TV supervision platform to provide necessary supervision data. 4.4 Internet TV terminal Internet TV terminals should be connected to the integrated platform, and receive programs and applications of the content service platform through the integrated platform. 4.5 Internet TV security management Internet TV security management includes the security prevention of Internet TV business in program production, distribution, transmission, and terminal management. The standard requirements should be to prevent program tampering, hot-linking, illegal downloading and copying, etc., and digital rights management technology (DRM) should be used to prevent Programs such as audio and video are protected. Functional modules are isolated between business systems, and different business modules adopt different security measures and protective measures. segment. The key basic technical facilities of the Internet TV system should meet the basic requirements of the third level of network security protection in GB/T 22239-2019.mutual The digital copyright protection of networked TV should meet the requirements in GY/T 277-2019. 4.6 Internet TV monitoring platform The Internet TV monitoring platform includes systems such as program broadcast monitoring, application whitelist management, client number management, etc. The details are as follows. a) The program broadcast supervision system is responsible for the EPG information, program information, technical indicators and other relevant supervision departments of the Internet TV system Required data collection and supervision. b) The application whitelist management system is responsible for the unified and centralized management of Internet TV terminal applications, which is the installation and operation of Internet TV terminals The compliance source of the application repository. c) The client number management system is responsible for issuing broadcast and television client numbers to the integrated platform, and is responsible for entering the terminal activation information of the integrated platform. Bank verification, with management capabilities such as changing the status information of the broadcast and television client number.5 Integration platform and terminal dockingThe Internet TV terminal shall activate the authentication interface when connecting to the integrated platform terminal. When the user first turns on the computer, he will report to the terminal management module of the integrated platform The AAA service initiates an activation request, and the integration platform activates the terminal equipment, assigns the broadcast and television client number, and communicates with the terminal equipment. An identification (such as MAC or ITVID number) is bound; when the user turns on again, the integration platform authenticates the terminal according to the broadcast and television client number. The AAA terminal authentication service of the integrated platform should ensure the high availability of the service. If there is an abnormal situation in the system, effective measures can be taken. Resolve risks and ensure that the Internet TV terminal is available when powered on.6 Interconnection between Internet TV system and Internet TV supervision platformThe Internet TV system shall provide EPG information, program information, technical indicators and other data required by relevant regulatory authorities to the Internet TV system. Depending on the regulatory platform. The Internet TV system should provide the necessary accounts and information for the Internet TV monitoring platform, connect with a secure dedicated network, and open the necessary The necessary interfaces, cooperate with the provision of the corresponding software and hardware support environment, as well as the docking content service platform for program broadcast supervision and reporting.7 Internet TV video and audio technical indicators requirementsSee Appendix A for the technical indicators of Internet TV service providing end users with video and audio programs.Appendix AA.1 Overview According to the actual application of Internet TV services, video definition is mainly divided into Standard Definition and High Definition. 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