DIFF Subgroup
H04N 19/146 Data rate or code amount at the encoder output
Introduced: January 2014
Full Title
Methods or arrangements for coding, decoding, compressing or decompressing digital video signals > using adaptive coding > characterised by the element, parameter or criterion affecting or controlling the adaptive coding > Data rate or code amount at the encoder output
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2014.
Child Classifications
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- H04N 19/147 according to rate distortion criteria (rate-distortion as a criterion for motion estimation H04N19/567) since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/149 by estimating the code amount by means of a model, e.g. mathematical model or statistical model since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/15 by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer since 2014 IPC+CPC Available in IPC and CPC
- H04N 19/152 by measuring the fullness of the transmission buffer since 2014 IPC+CPC Available in IPC and CPC