基于单向EPG及数据广播开展增值业务的探讨

Discussion about Value-Added Services Based on One-Way EPG and Data Broadcasting

数字电视已进入高速发展的时期,如何利用现有的单向资源,在不增加成本的情况下尽快收回投资,开展增值业务,发挥数字电视的优势,本文就此进行了探讨。

One-way DTV will exist as mainstream for a long time, although two-way interactive DTV is most suitable to value-added service platform. The big problem many operators have to solve now is how to rapidly recoup investment without cost increment for one-way value-added service. The author approaches feasibility of deploying DTV value-added service based on one-way DTV system which is an EPG and data broadcasting system.