基于三网融合的数字电视机顶盒研究

摘要

With the development of the TV system,the digital TV set-top box（STB） is used as family digital terminal.its function is to display video signal,data and play audio signal.This paper introduces the architecture of set-top boxes for the broadcasting network in China,and expounds the working principle of IPTV set-top boxes in the three nets fusion background.IPTV set-top box has good interactivity,it can realize VOD and Web browsing.Etc%数字电视机顶盒是随着电视系统的发展而推出的家庭数字终端产品,其功能是将音视频信号及数据通过终端显示和播放。本文介绍了我国广播电视网的机顶盒架构,阐述了三网融合背景下IPTV机顶盒的工作原理。IPTV机顶盒系统具有良好的交互性,可实现VOD和Web浏览等功能。