摘要
提出了交互式有线电视系统机顶盒的设计方案,机顶盒具备交互道和数字电视通道,符合MPEG2数字电视标准.并针对多媒体通讯的特点,采用MHNP模型,开发了超媒体文档和用户端的浏览器.机顶盒是交互式有线电视系统中的一项关键技术。
This article describes the design of Set Top Box (STB) of Interactive CATV (ITV). The STB includes the channels of TEXT & TV,satisfying the digital TV stand MPEG2. According to the feature of multimedia communication, it also presents the model of MHPN and develop the Hypermedia archives and the mechanical of use's rending and browsing. STB is a key technique of multimedia communication, and its development must bring a revolution in CATV.
