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PCE
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DIFF Subgroup
H04N 21/654

Transmission by server directed to the client

Introduced: January 2011

Full Title

Full titles differ between systems:

IPC:

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 > Transmission of management data between client and server > Transmission by server directed to the client

CPC:

Selective content distribution, e.g. interactive television or video on demand [VOD] (real-time bi-directional transmission of motion video data H04N7/14 ) > 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 > Transmission of management data between client and server > Transmission by server directed to the client

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 2011.

Child Classifications

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  • H04N 21/6543 for forcing some client operations, e.g. recording since 2011 IPC+CPC Available in IPC and CPC
  • H04N 21/6547 comprising parameters, e.g. for client setup since 2011 IPC+CPC Available in IPC and CPC