72ad415f___MPEG_21_Multimedia_Framework__Description
[Part#] 3-DII [Description] 
The scope of the Digital Item Identification (DII) specification includes: How to uniquely identify Digital Items and parts thereof (including resources); How to uniquely identify IP related to the Digital Items (and parts thereof), for example abstractions; How to uniquely identify Description Schemes; How to use identifiers to link Digital Items with related information such as descriptive metadata. How to identify different types if Digital Items. The DII specification does not specify new identification systems for the content elements for which identification and description schemes already exist.
Information Technology — MPEG-21 Multimedia Framework
Description