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Research on Key Technologies of Interactive Digital TV System Based on IP QAM
Author(s): 
Pages: 33-38
Year: Issue:  4
Journal: CABLE TELEVISION TECHNOLOGY
Keyword:  IP; QAM; 视频服务器; 点播; 服务质量保证;
Abstract: 本文首先介绍了IP QAM的帧结构和信号处理机制以及基于IP QAM的交互式数字电视业务系统的工作流程,然后从多方面阐述了实现这一业务的关键技术,为广电行业开展交互式数字电视业务做了有意义的探讨.
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