YDT1236__N-ISDN会议电视进网技术要求及测试方法.pdfVIP

ICS 33.160.60 M 40 YU 中华人民共和国通信行业标准 丫D/T 1236-2002 N-ISDN会议电视进网技术要求及 测试方法 必威体育精装版资料必威体育精装版资料 The technical requirement and test method for video conference system based on N-ISDN 2002-11-08发布 2002-11-08实施 中华人民共和国信息产业部 发布 丫D/T 1236-2002 目 次 前 言 · m 范围····················································································································……1 规范性引用文件 ··，····················，············································································……1 缩略语·······························…… 会议电视系统的网络结构及组网方式 4.1 网络总体结构 4.2 组网方式 ·… 5会议电视系统的控制模式 ···················································································……8 5.1 主席控制模式································································································……8 5.2操作员控制(导演)模式··························································，··，···················……9 5.3语音控制模式·······························································································……9 6会议电视系统应用环境的要求···················································································……9 6.1传输指标 ····································································································，·……9 6.2 ISDN信令要求 ·····························································································……10 7终端设备的技术要求和测试方法········，·，，，····················································，·······一‘二‘·10 7.1会议电视终端结构 ··············································