EPG信息的发送方式应用研究  

Application Research of EPG Information Transmitting Mode

作　　者：刘云芳[1] 陈新华[1] 

机构地区：[1]湖南工业职业技术学院,湖南长沙410208

出　　处：《湖南工业职业技术学院学报》2009年第2期14-16,共3页Journal of Hunan Industry Polytechnic

摘　　要：电子节目指南(EPG)在数字电视中是一个极其重要的应用,它与视频、音频节目一样,是数字电视的基本业务,被认为是数字电视的标志。EPG可提供丰富的节目预告信息、方便灵活的检索引擎,通过它用户可以方便地浏览和查询节目信息,同时还可以通过EPG看到更多的节目信息,EPG是观众进入数字电视的"门户",把EPG的实现方案以及把EPG信息加入到数字电视网络中有多种方式,通过对不同的方式的比较,可以在不同的接收要求上做出合理的选择。Electronic program guide is an important application in Digital TV. As same as video frequency and audio frequency, it＇ s a basic operation for EPG, and it is deemed as the symbol of EPG. EPG can afford plenty of program parade imformatiou, and flexible index enginge, by which consumer can skim and query program information. For audience, EPG is the ＂entrance＂ to digital television. There are several manners to apply EPG information and EPG realizing schemes to digital TV network. By comparing the different modes, reasonable choice can be decided for different requests.

关 键 词：EPG DVB 数字电视 机顶盒 

分 类 号：TN948[电子电信—信号与信息处理]