摘要
首先概述了交互式数据广播系统(IDBS)的结构特点及应用现状,然后主要介绍了一种在IDBS系统中使用的基于本地缓存的VOD组播方案,主要阐述了它的工作过程和优点,并进行了简单的性能分析。
In this paper,the structure,the character and application actruality of Interactive Data Broadcast System(IDSB)are introdued at first.Then a VOD multicasting scheme based on local cache which is used in IDBS is descrided.And the work process and the advantage of the scheme are described in detail.The results of simulation are discussed finally.[
出处
《电视技术》
北大核心
2003年第6期30-32,共3页
Video Engineering
