中华人民共和国广播电影电视行业标准
ICS XXX
标准分类号
GY/T XXXXX-XXXX
XXX ISO XXXXX:XXXX
数字视频广播中文业务信息规范
Digital video broadcasting:
specification for Chinese service information (SI)
初稿
xxxx-xx-xx 发布 xxxx-xx-xx 实施
国家广播电影电视总局
发布
GY/T XXXXX
-
XXXX
目 次
I
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1 范围 1
2 引用标准 1
3 定义和缩写 2
4 业务信息(SI)描述 6
5 业务信息(SI)表 10
6 描述符 24
7 存储媒体互操作性(SMI)测试 77
附录 A (标准的附录) 文本字符编码 81
附录 B (标准的附录) CRC 解码模型 84
附录 C (提示的附录) 时间和日期转换的约定 86
附录 D (提示的附录) 在数字视频广播系统中 AC-3 音频的业务信息的实现 88
附录 E (提示的附录) 原始网络标识符及网络标识符的编码方法 91
附录 F (提示的附录) 中文电子节目指南(EPG) 92
参考文献 94
GY/T XXXXX—XXXX
前 言
近年来,数字视频广播在我国得到了飞速发展。中央及各地方省台的卫星电视节目普遍采用了数字
传输,数字有线电视的国家标准已经颁布,数字地面电视也正在积极试验中。
我国数字视频广播信源的编码标准和系统复用标准已采用 MPEG-2 标准,MPEG-2 系统中的节目特定
信息(PSI)只规定了解码所需的最基本的信息。为了适应实际应用和业务发展的需求,需要专门制定
一个数字视频广播的业务信息标准,来规范和服务于各业务提供商和设备生产厂家,以促进和保证数字
视频广播业务在我国健康有序的发展。
考虑到我国数字卫星广播和数字有线电视标准已经等效采用了 DVB 标准,因此我国的数字视频广播
业务信息标准应能兼容 DVB 的业务信息标准。本标准是参照欧洲标准 ETSI EN 300 468:DVB 系统中的
业务信息(SI)编制的。
本标准的附录还对数字视频广播中文业务信息中的汉字编码方案、中文电子节目指南(EPG)、原始
网络标识符及网络标识符的编码方法做了规定。
本标准的附录 A、B 为标准的附录。
本标准的附录 C、D、E、F 为提示的附录。
本标准由全国广播电视标准化技术委员会归口。
本标准起草单位:XXX。
本标准主要起草人:XXX。
II
GY/T XXXXX—XXXX
X X 前 言
III