发明授权
US08505043B2 Method and apparatus for providing metadata of content, and method and apparatus for limiting content usage authority 有权
用于提供内容的元数据的方法和装置,以及用于限制内容使用权限的方法和装置

Method and apparatus for providing metadata of content, and method and apparatus for limiting content usage authority
摘要:
Provided are a method and apparatus for limiting a content usage authority scope of a client by using metadata in an Internet Protocol Television (IPTV) service. The method performed by a metadata server adds control information to the metadata and transmits the metadata, wherein the content usage authority scope of the client is defined in the control information. The client of a user limits a content control operation according to a user input by using the control information extracted from the metadata.
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