【作者】 张国平； 邓亮； 葛镜；

【Author】 ZHANG Guo-Ping +, DENG Liang, GE Jing ( College of Physical Sci. and Tech., Central China Normal University, Wuhan, 430079, China )

【机构】 华中师范大学物理学院电信系；

【摘要】 论文在对现有的数字电视广告拼接技术进行比较分析的基础上,将DPI(数字节目插播)技术应用到IPTV系统中,并利用改进的硬切方式,结合虚拟频道业务,提出了一种在IPTV系统中进行广告插播的解决方案,实验验证了这种广告插播方案是可行的、有效的。更多还原

【Abstract】 This paper introduced the existing digital television advertisements splicing technologies firstly, and then applied the DPI (Digital Programming Insertion) technology into the IPTV system. Using the improved hard cutting method combined with the virtual channel business, a practical solution for advertising insertion in the IPTV system was presented in this paper. The experimental results proves that the above solution was feasible and effective.更多还原