摘要
简要回顾了电视会议系统的发展历程,从终端设备、信号传输、标准三个方面介绍了组群和桌面电视会议系统以及线路交换和分组交换传输的发展现状,并分析了其技术走向。
The course of the development of videoconference system is briefly reviewed,and the present sta-tus and trends of the development of groupVideo and tabletopVideo videoconference systems as well as line ex-change transmission and grouping exchange transmission are introduced in terms of terminal equipment,signal transmission and ITU standards.[
出处
《电视技术》
北大核心
2002年第11期83-85,共3页
Video Engineering
