Chang-Beom Ahn
28Patents
6h-index
31Co-inventors
65Inventor score
Filing activity: Dec 27, 2006 → Dec 7, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8208545B2 | Method and apparatus for video coding on pixel-wise prediction | Electricity | 24 | Active |
| US8363965B2 | Image encoder and decoder using unidirectional prediction | Electricity | 15 | Active |
| US8867854B2 | Image encoder and decoder using undirectional prediction | Electricity | 14 | Active |
| US8548060B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 11 | Active |
| US9407937B2 | Image encoder and decoder using undirectional prediction | Electricity | 10 | Active |
| US9942554B2 | Image encoder and decoder using unidirectional prediction | Electricity | 10 | Active |
| US10321137B2 | Image encoder and decoder using unidirectional prediction | Electricity | 6 | Active |
| US10742996B2 | Image encoder and decoder using unidirectional prediction | Electricity | 5 | Active |
| US10178393B2 | Image encoder and decoder using unidirectional prediction | Electricity | 4 | Active |
| US8296157B2 | Apparatus and method for deciding adaptive noise level for bandwidth extension | Physics | 2 | Active |
| US11277622B2 | Image encoder and decoder using unidirectional prediction | Electricity | 2 | Active |
| US9154784B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 1 | Active |
| US10917647B2 | Image encoder and decoder using unidirectional prediction | Electricity | 1 | Active |
| US11683502B2 | Image encoder and decoder using unidirectional prediction | Electricity | 1 | Active |
| US9736484B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 1 | Active |
| US9369737B2 | Image encoder and decoder using undirectional prediction | Electricity | 0 | Active |
| US10499064B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 0 | Active |
| US10638138B2 | Image encoder and decoder using unidirectional prediction | General | 0 | Revoked |
| US8582657B2 | Multi-dimensional and multi-stage transforming apparatus and method | Electricity | 0 | Active |
| US11882292B2 | Image encoder and decoder using unidirectional prediction | Electricity | 0 | Active |
| US9819942B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 0 | Active |
| US12177453B2 | Image encoder and decoder using unidirectional prediction | Electricity | 0 | Active |
| US9225982B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 0 | Active |
| US9332282B2 | Image encoder and decoder using undirectional prediction | Electricity | 0 | Active |
| US11949881B2 | Apparatus for encoding and decoding image using adaptive DCT coefficient scanning based on pixel similarity and method therefor | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.