[国际电信联盟] ITU-T H.120 SPANISH-1993 采用数字基群传输的视频会议编码

[复制链接]
查看4883 | 回复0 | 2010-5-10 14:35:37 | 显示全部楼层 |阅读模式
标准号:ITU-T H.120 SPANISH-1993
实施状态:现行
中文名称:采用数字基群传输的视频会议编码
英文名称:CODECS FOR VIDEOCONFERENCING USING PRIMARY DIGITAL GROUP TRANSMISSION
发布日期:1993-03-01
标准简介:Clause 1 defines the essential features of a codec for the digital transmission, at 2048 kbit/s, of signals for videoconference or visual telephone service in accordance with Recommendation H.  100. The video input to the coder and output from the decoder in a 625-line, 50 fields/s signal, according to the “Class a” standard of Recommendation H.100, or alternatively, the 3 13-line, 50 fieldds signal of the “Class b” standard. Provision is also made for a sound channel and optional data channels. A brief description of the operation of the codec is given in Appendix I.
文件格式:PDF
文件大小:605.75KB
文件页数:66
(以上信息更新时间为:2019-11-27)

ITU-T H.120 SPANISH-1993 采用数字基群传输的视频会议编码.pdf (605.75 KB)
回复

使用道具 举报