虚拟圆桌高清视频会议技术的研究  

Research on Virtual Video Round-table High Definition Conference Technology

作　　者：王瑞刚[1] 

机构地区：[1]西安邮电学院通信技术研究所,陕西西安710061

出　　处：《电视技术》2010年第8期114-116,120,共4页Video Engineering

摘　　要：分析了虚拟会议技术和视频会议特征,从视频分割与合成、声音定位和音像同步呈现等方面对虚拟圆桌会议技术进行研究,并在集中式多点控制单元中实现。The virtual conference technology and video conference features are analyzed.The virtual round-table conference technology is studied based on video segmentation and synthesis,sound localization and audio-visual synchronized presentation.The virtual round-table conference technology is realized in centralized Multimedia Control Unit（MCU）.

关 键 词：虚拟空间会议 视频会议 视频合成 多点控制单元 

分 类 号：TN948.63[电子电信—信号与信息处理] TP391.1[电子电信—信息与通信工程]