The Moving Picture Experts Group

Rights Expression Technologies

Standard: MPEG-21
Standard Part # Part name Description
MPEG-21 5 Rights Expression Language Specification of a language to express rights
MPEG-21 6 Rights Data Dictionary Specification of a dictionary of rights-related data
MPEG-21 19 Media Value Chain Ontology Specification of an ontology for Media Value Chain
MPEG-21 20 Contract Expression Language Specification of a language for digitally expressing contracts
MPEG-21 21 Media Contract Ontology Digita representation of media-related contracts