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电视EPG具有较高的利用率、画面质量高等诸多优势特点,和传统的模拟电视相比,其目前已经成为电视技术发展的新方向。由于采用了压缩技术,原本只能够传一路模拟电视节目的信道带宽目前已经逐渐的向可以传多路数字电视节目方向上发展。并且,数字电视还可以在同一带宽的限制下,为用户提供高出模拟电视十倍左右的电视节目与信息。笔者对数字电视EPG广告模式及其具有的优势进行分析与研究。
Compared with the traditional analog TV, the television EPG has become a new direction of the development of the television technology with its high utilization ratio and high picture quality. Due to the compression technology, the channel bandwidth that can only be used for transmitting analog TV programs has been gradually developed to the direction of transmitting multiplex digital TV programs. And, digital TV can also be under the same bandwidth limitations, to provide users with TV shows and information about 10 times higher than analog TV. The author of digital television EPG advertising model and its advantages are analyzed and studied.