Method and apparatus for providing preview service using electronic service guide in a digital broadcasting system

摘要

A method and apparatus for providing a preview service using an ESG (Electronic Service Guide) in a digital broadcasting system are provided. Metadata of ongoing broadcasting services are collected. In the presence of preview data for the preview service among the collected metadata, information associated with the preview service is set in a Related Material element included in at least one of a service fragment, a content fragment, and a service bundle fragment in an ESG data model and representing referenced media data. ESG data including the fragments are generated and sent to a terminal.