现阶段IPTV面临的主要问题及其发展方向

Main Problems of IPTV and Its Development Direction

IPTV也可以称为宽带网络电视,是基于IP协议的电视广播服务,通过互联网向用户提供视频、音频信息服务,主要论述IPTV的关键技术及其发展策略等问题。

On the basis of intemet protocol television broadcast services, intemet protocol television （ IPTV）, or broadband network TV, provide subscribers with video and audio information services through the Intemet. This article presents the key IPTV technology and its development strategy.