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IPC Subgroup
H04N 21/8352

involving content or source identification data, e.g. UMID [Unique Material Identifier]

Introduced: January 2011

Full Title

Selective content distribution, e.g. interactive television or video on demand [VOD] > Generation or processing of content or additional data by content creator independently of the distribution process; Content > Generation or processing of protective or descriptive data associated with content; Content structuring > Generation of protective data, e.g. certificates > involving content or source identification data, e.g. UMID [Unique Material Identifier]

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
PICTORIAL COMMUNICATION, e.g. TELEVISION