Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs

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 > 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 > Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC COMMUNICATION TECHNIQUE

Subclass:

PICTORIAL COMMUNICATION, e.g. TELEVISION

Child Classifications

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• H04N 21/4402 involving reformatting operations of video signals for household redistribution, storage or real-time display
• H04N 21/4405 involving video stream decryption
• H04N 21/4408 involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network