摘要
介绍河北省电力公司电视电话会议系统的功能、采用的标准及设计原则,并对会议系统的结构和典型应用进行分析,指出目前电视电话会议系统存在的问题,提出该系统的发展趋势。
Through introduction of the functions, adopted standards and design principle of television and telephone conference system, the paper analyzes system structure and typical application of the system, thereby, points out the current system problems and presents the development direction trend.
出处
《河北电力技术》
2008年第1期11-13,共3页
Hebei Electric Power
关键词
电视电话会议
视频
音频
MCU
television and telephone conference video frequency
audio frequency
MCU
