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对等网络技术在网络电视(IPTV)中的应用研究

Research on IPTV Based on Peer-to-peer Network
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摘要 本文为解决网络电视(IPTV)网络中数据服务器传输瓶颈问题,提出了一种新方法,即引入对等网络技术。文中介绍了对等网络技术原理,将对等网络技术与组播技术进行了比较,研究了对等网络在IPTV应用中的实现方法,总结出对等网络技术的优势,并提出对等网络存在的不足,以及采用DRM技术来弥补不足的方法。 A new transport mechanism of IPTV network is presented,which uses peer-to-peer technology to relief the pressure of the content servers.The principle of peer-to-peer technology is introduced first,then a comparison between peer-to-peer and multicast is made,at last DRM technology is introduced to enhance the security of the peer-to-peer system.
作者 李昊 王军宁
出处 《影像技术》 CAS 2007年第5期12-15,共4页 Image Technology
关键词 对等网络 点对点 网络电视IPTV 组播 Peer-to-peer network P2P IPTV Multicast
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