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本文将从应用与表述层的组织架构、概念模型、服务组件、混合传送、节目与插页式广告、视频、音频、交互性、可访问性等方面对ATSC 3.0应用与表述层给以介绍,在此基础上进一步对ATSC3.0协议层的工作开展总结。S34应用与表述层的组织架构包括了S34-1视频小组、S34-2音频小组、S34-3概念模型小组、S34-4交互运行时环境、S34-5无碍使用共5个小组,如图1所示。
This article introduces the ATSC 3.0 application and presentation layer from the application and presentation layer organizational structure, conceptual models, service components, hybrid delivery, program and interstitial advertising, video, audio, interactivity, accessibility, Based on this, we further summarize the work of ATSC3.0 protocol layer. S34 application and presentation layer of the organizational structure includes S34-1 video group, S34-2 audio group, S34-3 conceptual model group, S34-4 interactive runtime environment, S34-5 does not hinder the use of a total of 5 groups, as shown 1 shown.