发明申请
US20090193456A1 INFORMATION STORAGE MEDIUM STORING METADATA AND METHOD OF PROVIDING ADDITIONAL CONTENTS, AND DIGITAL BROADCAST RECEPTION APPARATUS 有权
信息存储媒体存储元数据和提供附加内容的方法和数字广播接收装置

INFORMATION STORAGE MEDIUM STORING METADATA AND METHOD OF PROVIDING ADDITIONAL CONTENTS, AND DIGITAL BROADCAST RECEPTION APPARATUS
摘要:
Disclosed are an information storage medium storing metadata for providing additional content during a broadcast program, the metadata including information indicating whether to insert second additional content instead of first additional content, which is underlying additional content of the broadcast program, and a locator of the second additional content, a method of providing additional content by using the same, and a digital broadcast reception apparatus.
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