摘要
介绍了以通话矩阵为核心的通话系统的基本原理以及河南电视台新闻400 m2演播室通话系统的设计方案,重点阐述了三方通话的原理及实现方法。该通话系统是演播室系统的重要组成部分,满足了多档新闻节目的制作需求,保障了节目的高效制作及安全播出。
The principleof intercom system that based on matrix and it's application in 400 m2 news studio of Henan TV stationare introduced in this paper , with an emphasis on the theory of three -way communications and it's implementation .Intercom system is an important part of the studio systems , guarantees the effective news programming and safe broadcasting .
出处
《中国有线电视》
2016年第2期190-194,共5页
China Digital Cable TV
关键词
通话矩阵
时分复用
三方通话
intercom matrix
TDM
three-way communications
