Christophe Chevance
21Patents
4h-index
21Co-inventors
63Inventor score
Filing activity: Nov 9, 1989 → Feb 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6473462B1 | Process for estimating a dominant motion between two frames | Physics | 37 | Expired |
| US5063524A | Method for estimating the motion of at least one target in a sequence of images and device to implement this method | Physics | 28 | Expired |
| US5459515A | Method for dual-standard coding of very low data-rate images and coder-decoder for implementing this method | Electricity | 13 | Expired |
| US6580758B1 | Method of coding images at very low data rate and coding/decoding device implementing this method | Electricity | 12 | Expired |
| US7408987B1 | Method of motion estimation for transmission cost reduction of motion vectors | Electricity | 4 | Expired |
| US11240504B2 | Encoding and decoding pictures in of high dynamic range and wide color gamut format | Electricity | 2 | Active |
| US8285064B2 | Method for processing images and the corresponding electronic device | Electricity | 2 | Active |
| US11647188B2 | Inverse mapping simplification | Electricity | 1 | Active |
| US10873764B2 | Method for encoding an input video comprising a luma component and two chroma components, the method comprising reshaping of said input video based on reshaping functions | Electricity | 1 | Active |
| US9167266B2 | Method for deriving motion for high resolution pictures from motion data of low resolution pictures and coding and decoding devices implementing said method | Electricity | 1 | Active |
| US12081744B2 | In-loop reshaping adaptive reshaper direction | Electricity | 0 | Active |
| US8275037B2 | Simplified inter-layer motion prediction for scalable video coding | Electricity | 0 | Active |
| US8891016B2 | Method for reframing images of a video sequence, and apparatus for reframing images of a video sequence | Physics | 0 | Active |
| US12206852B2 | Derivation of quantization matrices for joint Cb-Br coding | Electricity | 0 | Active |
| US11368695B2 | Method and device for predictive picture encoding and decoding | Electricity | 0 | Active |
| US12244829B2 | Refinement mode processing in video encoding and decoding | Electricity | 0 | Active |
| US11962782B2 | Encoding and decoding with refinement of the reconstructed picture | Electricity | 0 | Active |
| US11611765B2 | Refinement mode processing in video encoding and decoding | Electricity | 0 | Active |
| US12143594B2 | Luma to chroma quantization parameter table signaling | Electricity | 0 | Active |
| US12047612B2 | Luma mapping with chroma scaling (LMCS) lut extension and clipping | Electricity | 0 | Active |
| US10999607B2 | Methods, systems and apparatus for electro-optical and opto-electrical conversion of images and video | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.