Control signaling between client, server and network components; Network processes for video distribution between server and clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing

Full Title

Selective content distribution, e.g. interactive television or video on demand [VOD] > Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client; Communication details between server and client > Control signaling between client, server and network components; Network processes for video distribution between server and clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC COMMUNICATION TECHNIQUE

Subclass:

PICTORIAL COMMUNICATION, e.g. TELEVISION

Child Classifications

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• H04N 21/633 Control signals issued by server directed to the network components or client
• H04N 21/637 Control signals issued by the client directed to the server or network components
• H04N 21/64 Addressing
• H04N 21/643 Communication protocols
• H04N 21/647 Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load or bridging between two different networks, e.g. between IP and wireless