Processing of content or additional data; Elementary server operations; Server middleware

Child Classifications

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• H04N 21/231 Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion since 2011 +5 CPC IPC+CPC Available in IPC and CPC
• H04N 21/232 Content retrieval operation within server, e.g. reading video streams from disk arrays since 2011 +2 CPC IPC+CPC Available in IPC and CPC
• H04N 21/233 Processing of audio elementary streams since 2011 +1 CPC IPC+CPC Available in IPC and CPC
• H04N 21/234 Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs since 2011 +4 CPC IPC+CPC Available in IPC and CPC
• H04N 21/235 Processing of additional data, e.g. scrambling of additional data or processing content descriptors since 2011 +3 CPC IPC+CPC Available in IPC and CPC
• H04N 21/236 Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream since 2011 +5 CPC IPC+CPC Available in IPC and CPC
• H04N 21/237 Communication with additional data server since 2011 IPC+CPC Available in IPC and CPC
• H04N 21/238 Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams since 2011 +1 CPC IPC+CPC Available in IPC and CPC
• H04N 21/239 Interfacing the upstream path of the transmission network, e.g. prioritizing client requests (hybrid fiber coaxial [HFC] networks for upstream channel allocation for video distribution H04L12/2801; flow control in data networks H04L47/10; real-time communication protocols in data switching networks H04L65/00; scheduling or organising the servicing of application requests H04L67/60) since 2011 +1 CPC IPC+CPC Available in IPC and CPC
• H04N 21/24 Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests since 2011 +6 CPC IPC+CPC Available in IPC and CPC
• H04N 21/241 Operating system [OS] processes, e.g. server setup since 2011 IPC+CPC Available in IPC and CPC
• H04N 21/242 Synchronisation processes, e.g. processing of PCR [Programme Clock References] since 2011 IPC+CPC Available in IPC and CPC