ISO/IEC 23000-9:20 08规定了与地面数字多媒体广播(T-DMB)和卫星数字多媒体广播(S-DMB)内容和服务两者有关的文件格式。它将现有DMB内容与适当的附加信息集成在一起，以促进以受保护、受管理和可互操作的方式存储、交换、管理、编辑和呈现内容。 ISO/IEC 23000-9:20 08既适用于DMB内容的存储和回放，也适用于通过通信网络和可移动存储器的获取和消费。本说明书的应用示例包括但不限于 DMB内容的定时存储和时移回放， 通过DMB数据通道进行文件转换， IP媒体服务，如DMB内容门户， 终端之间DMB内容的合法交换，以及 用户从DMB内容编辑或创建。

ISO/IEC 23000-9:2008 specifies a file format that pertains to both terrestrial digital multimedia broadcasting (T-DMB) and satellite digital multimedia broadcasting (S-DMB) contents and services. It integrates the existing DMB contents with appropriate additional information to facilitate storage, interchange, management, editing, and presentation of the contents in protected, governed, and interoperable ways. ISO/IEC 23000-9:2008 is applicable both to storage and playback of DMB contents and to acquisition and consumption through communication networks and removable storages. Application examples of this specification include but are not limited to

• scheduled storage and time-shifted playback of DMB contents,
• file casting through DMB data channel,
• IP media service such as DMB content portal,
• rightful interchange of DMB contents between terminals, and
• user editing or creation from DMB contents.