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介绍了MPEG-2的PSI服务信息和DVB中的SI服务信息，给出了利用SI服务信息创建EPG的应用模型，同时阐述了SI服务信息在DVB中如何与MPEG-2中的PSI信息的衔接应用。
The PSI service information of MPEG-2 and the SI service information in DVB are introduced. The application model of creating EPG using SI service information is given. At the same time, the connection between SI service information and PSI information in MPEG-2 is explained. application.