IPC Subgroup
H04N 21/4 Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB [set-top-box]; Operations thereof
Introduced: January 2011
Full Title
Selective content distribution, e.g. interactive television or video on demand [VOD] > Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB [set-top-box]; Operations thereof
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
Related Keywords
set-top-boxVIDEO client
4 direct subcodes
Child Classifications
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- H04N 21/41 Structure of client; Structure of client peripherals
- H04N 21/43 Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronizing decoder's clock; Client middleware
- H04N 21/45 Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies or resolving scheduling conflicts
- H04N 21/47 End-user applications