The Electronic Program Guide(EPG) and EPG generator are introduced firstly. The specifications of EPG are described. The key technologies of EPG generator such as architecture, function module, data flow diagram and interface are investigated deeply.

• 阐述了电子节目指南(EPG)以及EPG发生器的概念,简要说明了EPG的相关标准,深入研究了EPG发生器的体系结构、功能模块、数据流图以及接口等关键技术。