基于流媒体技术的IPTV系统  

IPTV System Based on Streaming Media Technology

作　　者：杨国荣[1] 

机构地区：[1]西安铁路职业技术学院,陕西西安710014

出　　处：《现代电子技术》2009年第21期196-199,212,共5页Modern Electronics Technique

摘　　要：从流媒体技术的原理论述入手,分析流式媒体传输的实现过程,并以RealMedia为例说明流媒体的制作、传输和使用的过程,目的是为了得出流媒体技术在网络通信中的优势。通过探讨ASF格式、QuickTime格式等,从而深入理解流媒体技术的应用领域,创造性地研究了网络电视(IPTV)中远程教育、视频点播、网络直播、视频会议等各项业务中流媒体技术的应用和发展,进一步验证了流媒体技术在IPTV中的重要性。From the principle of streaming media technology, the implementation of streaming media transmission is realized and taking RealMedia streaming media as an example to illustrate the production, transmission and use of the process,the purpose of streaming media technology in order to gain the advantages of network communication. Through exploration of ASF format, QuickTime format,a deep understanding of streaming media technology applications are given,application and development of streaming media in distance education, video - on - demand, network broadcasting, video conferencing and other business of IPTV are researched,the importance of IPTV is verified.

关 键 词：流媒体 REALMEDIA 网络通信 IPTV 视频点播 

分 类 号：TN919[电子电信—通信与信息系统]