IPC Subgroup
H04N 19/6 using transform coding
Introduced: January 2014
Full Title
Methods or arrangements for coding, decoding, compressing or decompressing digital video signals > using transform coding
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
4 direct subcodes
Child Classifications
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- H04N 19/61 in combination with predictive coding
- H04N 19/62 by frequency transforming in three dimensions [3D]
- H04N 19/625 using discrete cosine transform [DCT]
- H04N 19/63 using sub-band based transform, e.g. wavelets