GB/T 40570-2021 English PDF

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GB/T 40570-2021: Multimedia interaction over multiple terminals - Technical specification on multimedia interaction based on local network
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 40570-2021	339	Add to Cart	4 days	Multimedia interaction over multiple terminals - Technical specification on multimedia interaction based on local network	Valid

Similar standards

YD/T 3909   YD/T 3910   YD/T 1761   GB/T 40573   GB/T 40572   

Basic data

Standard ID: GB/T 40570-2021 (GB/T40570-2021)
Description (Translated English): Multimedia interaction over multiple terminals - Technical specification on multimedia interaction based on local network
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M21
Word Count Estimation: 17,120
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 40570-2021: Multimedia interaction over multiple terminals - Technical specification on multimedia interaction based on local 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.
Multimedia interaction over multiple terminals - Technical specification on multimedia interaction based on local network ICS 33.030 M21 National Standards of People's Republic of China Multi-screen interaction between terminals based on local network Interactive technical requirements Released on 2021-10-11 2022-05-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Table of contents

Foreword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms, definitions and abbreviations 1 3.1 Terms and definitions 1 3.2 Abbreviations 2 4 Overview 2 5 Infrastructure 2 5.1 Terminal interconnection structure 2 5.2 Terminal Function Role 3 6 Business Process 4 6.1 Basic process 4 6.2 Media sharing process 5 6.3 Play screen rejection process 6 6.4 Multi-screen remote control process 7 6.5 Content Split Screen Process 7 6.6 Message Push Process 8 7 Interface description 9 7.1 Interface overview 9 7.2 Status reporting interface 9 7.3 Device discovery interface 9 7.4 Encryption negotiation interface 10 7.5 Device description interface 11 7.6 Multi-screen interactive interface 12 Reference 14

Foreword

GB/T 40573 "Multi-screen interactive business scenarios and requirements", GB/T 40570 "Multi-screen interaction based on local network terminal interaction "Technical Requirements" and GB/T 40572 "Multi-screen Interaction Technical Requirements for Terminal Interaction Based on Remote Networks" together constitute a multi-screen interactive system. List national standards. This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This standard is under the jurisdiction of the National Communication Standardization Technical Committee (SAC/TC485). Drafting organizations of this standard. China Telecom Group Co., Ltd., China Academy of Information and Communications Technology, ZTE Corporation, China United Network Communications Group Co., Ltd. The main drafters of this standard. Zhu Guqiao, Miao Chuanyang, Jiang Li, Wei Zheng, Zhang Zhengkai, Yang Kun, Song Hao. Multi-screen interaction between terminals based on local network Interactive technical requirements

1 Scope

This standard specifies the technical requirements for implementing multimedia multi-screen interactive services in a local network environment. This standard is applicable to guide the development of multi-screen interactive applications.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 40573 Multi-screen interactive business scenarios and requirements 3 Terms, definitions and abbreviations 3.1 Terms and definitions The following terms and definitions apply to this document. 3.1.1 Internet Protocol Television Internet Protocol Television; IPTV Multimedia services (such as TV/video/audio/text/graphics/data) provided on the IP network are used to achieve the required QoS/QoE, Security, interactivity and reliability. 3.1.2 Enduser The actual user of the product or business. 3.1.3 IPTV service IPTVservice Through the IP bearer network, provide users with a total of services such as live broadcast, on-demand and time-shifted broadcast of TV programs that can support interactive capabilities. Said that users can get high-quality digital media services, can freely choose video programs, and realize the benefits of media providers and media consumers. Substantial interaction. 3.1.4 IPTV service platform IPTVserviceplatform Including business management system, portal navigation system, media delivery system, operation and maintenance support system, security management system and extended business system, The set-top box completes IPTV content management and business management, authentication, billing, authentication and streaming media services through interaction with these systems And other functions. 3.1.5 Mediashare The media content stored by each terminal on its own device can be discovered and played by other terminal devices. ......

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