地面数字电视传输国家标准概述  

Summary of National Standard of DTTV Transmission

作　　者：韦博荣[1] 冯景锋 

机构地区：[1]中国传媒大学 [2]国家广电总局广播电视规划院

出　　处：《广播与电视技术》2006年第9期27-29,8,共3页Radio & TV Broadcast Engineering

摘　　要：地面数字电视传输国家标准的正式颁布拉开了我国地面电视数字化的序幕,为全面推广和开展各项地面数字电视业务奠定了基础,为此需要深入了解地面数字电视传输国家标准。本文将对该标准进行一个系统、全面的介绍。The well-focused national DTTV transmission standard 'Frame structure and channel encoding and modulation for DTTB transrrmission'(GB20600-2006) was officially promulgated on August 30, 2006. This is a milestone in the history of Chinese DTTV development. It takes the Chinese radio and television to a new era of overall implementation of digitization. A systemic and comprehensive introduction is given lo DTTB transmission standard, so that readers can obtain a deep understanding of it and be fully prepared to promote and launch all DTTV services in an all-round way. This standard is compulsory in China. It was approved on August 18. 2006. and will be officially put in practice From August 1,2007.

关 键 词：地面数字电视传输标准 随机化 前向纠错 编码 映射 交织 帧结构 

分 类 号：TN948[电子电信—信号与信息处理]