电大应用多媒体远程开放系统的实践及探讨

Study on the Application of Multimedia Distance Open System in TV University

本文通过中央电大学习中心(南海)应用天地网三个传输平台多媒体远程开放教育系统的二年多的实践,提出了一种基于卫星广播、有线电视网络、Internet网络三个传输平台的远程教育信息传递模式,并对该模式的系统构成及传输原理加以介绍。该传递模式充分利用了三个传输平台的优点,相互结合,比较适合于当前电大系统技术现状,优化了电大远程开放教育技术支持服务体系。

The paper, based on the application of three transmission platforms of multimedia open distance education system in Nanhai Learning Center, presents the information transmit model of distance education by using the combination of three transmission platforms---satellite broadcasting, cable TV net and Internet, which optimizes the educational technology service system of open distance education in RTVU.