目录1前言............................................................................12视频会议的发展..................................................................32.1综述..................................................................32.2高清视频会议的图像标准发展............................................42.3高清视频会议的显著特点................................................52.4高清视频会议的要求....................................................63需求分析........................................................................63.1建设规模..............................................................63.2网络结构..............................................................63.3建设原则..............................................................73.4执行的规范和标准......................................................73.5设备选型原则..........................................................93.6组网设计.............................................................104中兴解决方案所能带来的利益.....................................................114.1设备选型建议和优势分析...............................................114.1.1MCU选型建议和优势分析..............................................114.1.2高清终端选型建议和优势分析..........................................114.1.34CIF终端选型建议和优势分析.........................................124.2方案技术优势.........................................................134.3综合优势.............................................................145高清视频会议系统组网方案建议...................................................165.1组网图...............................................................16I5.2组网说明.............................................................165.3拓扑结构和配置.......................................................185.4视频会议系统域划分...................................................195.5一级中心主会场设计...................................................195.6控制中心指挥大厅建议设计图...........................................215.7二级中心主会场设计...................................................215.8地市分会场设计.......................................................225.9方案考虑.............................................................235.10系统扩容.............................................................245.10.1MCU的扩容..........................................................245.10.2终端的扩容.........................................................245.11开会模式设计.........................................................245.11.1会议召集方式.......................................................245.11.2会议创建...........................................................265.11.3会议召集...........................................................285.11.4会议带宽、协议管理.................................................285.11.5会议控制...........................................................295.11.6用户信息查询.......................................................306视频会议系统性能设计...........................................................326.1速率范围.............................................................326.2音频指标.............................................................326.3视频指标.............................................................336.4时延指...
