GYT220.9-2008-移动多媒体广播第9部分：卫星分发信道帧结构、信道编码和调制.pdf

《GYT220.9-2008-移动多媒体广播第9部分：卫星分发信道帧结构、信道编码和调制.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、GY中华人民共和国广播电影电视行业标准GY/T220.9—2008移动多媒体广播第9部分：卫星分发信道帧结构、信道编码和调制Mobilemultimediamroadcasting—Part9:framestructure,channelcodingandmodulationforsatellitedistributionchannel2008-12-02发布2008-12-02实施国家广播电影电视总局发布GY/T220.9—2008目次前言.........................................

2、........................................II引言.................................................................................III1范围.................................................................................12规范性引用文件...........................................

3、............................13术语、定义、缩略语和约定.............................................................13.1术语和定义........................................................................13.2缩略语.........................................................................

4、...23.3符号和操作符......................................................................33.4版本号............................................................................33.5保留..............................................................................34系统描述........

5、.....................................................................34.1综述..............................................................................34.2分发数据适配......................................................................44.3分发数据帧结构....................

6、................................................54.4传输速率适配、能量扩散、外编码、卷积交织和内编码..................................74.5分发同步信号生成..................................................................84.6星座映射....................................................................

7、.....104.7基带成形.........................................................................104.8正交调制.........................................................................11附录A（资料性附录）调制时刻与广播信道及分发信道发送时刻的时间关系....................16附录B（规范性附录）UTC时间及秒信息的表示................

8、.............................17附录C（规范性附录）CRC解码模型.......................................................18附录D（资料性附录）系统传输符号率选择............................