DIFF Subgroup
H04N 19/124 Quantisation
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 selection affected or controlled by the adaptive coding > Quantisation
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 2014.
Child Classifications
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- H04N 19/126 Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers since 2014 IPC+CPC Available in IPC and CPC