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交互电视是利用HFC网络提供包括电视节目在内的交互式数字媒体服务。对交互电视系统的架构和设计方式进行了介绍,并详细分析了机顶盒的点播流程。
Interactive television is the use of HFC networks to provide interactive digital media services, including television programs. The architecture and design of interactive television system are introduced, and the on-demand process of set-top box is analyzed in detail.