H04N 21/433 Content storage operation, e.g. storage operation in response to a pause request, caching operations
Introduced: January 2011
Title
Titles differ between systems:
IPC: Content storage operation, e.g. storage operation in response to a pause request or caching operations
CPC: Content storage operation, e.g. storage operation in response to a pause request, caching operations
Full Title
Full titles differ between systems:
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 > Content storage operation, e.g. storage operation in response to a pause request or caching operations
Selective content distribution, e.g. interactive television or video on demand [VOD] (real-time bi-directional transmission of motion video data H04N7/14 ) > Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; 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 synchronising decoder's clock; Client middleware > Content storage operation, e.g. storage operation in response to a pause request, caching operations
CPC subdivides this area 5x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 2011.
Child Classifications
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- H04N 21/4335 Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions since 2011 IPC+CPC Available in IPC and CPC