DVB_EPG

说明：  数字电视由于传输数字化，多种业务可以混合在一起通过一个信道传输。因此，数字电视已经不是单一的电视业务，而是指通过电视传输通道传输的数字业务，包括视频、音频、图像、数据等。全球数字电视已经进入快速发展阶段。可以预见，在今后几年，与数字电视相关的业务将大幅度增长。随之而来的问题是，当数字电视能为用户提供数倍于目前节目量的节目及多种业务时，用户怎样才能便捷地找到所要的节目和信息呢？电子节目指南(EPG)显然是必不可少的工具。
(Digital television transmission as a result of digitization, can be mixed with a variety of business activities through a transmission channel. Thus, digital TV is not a single television business, but through television transmission channel transmission of digital services, including video, audio, images and data. Global digital TV has entered a rapid development stage. It is foreseeable that in the next few years, with the digital TV-related businesses will be greatly increased. Attendant problem is that digital television can provide users with many times the volume of programs in the current programs and a variety of business, how can users easily find the programs and information? Electronic program guides (EPG) is clearly an indispensable tool.)