| 摘要 |
A digital broadcast method, a digital broadcast apparatus, and a data structure thereof are disclosed. A digital broadcast Service Information (SI) data structure includes a Service Information (SI) structure equipped with a service and a service component, and transmits necessary data via a Fast Information Channel) and a Main Service Channel (MSC). The data structure includes an event identifier (EvtId) field for classifying a program varying with time in the service component in event units, and identifying the event in the SI, such that it provides program information.
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