Lowell L. Winger
86Patents
21h-index
18Co-inventors
81Inventor score
Filing activity: Jun 4, 2001 → Dec 15, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6959044B1 | Dynamic GOP system and method for digital video encoding | Electricity | 78 | Expired |
| US7170938B1 | Rate control method for video transcoding | Electricity | 74 | Expired |
| US7469070B2 | Method for selection of contexts for arithmetic coding of reference picture and motion vector residual bitstream syntax elements | Electricity | 64 | Active |
| US7327786B2 | Method for improving rate-distortion performance of a video compression system through parallel coefficient cancellation in the transform | Electricity | 62 | Expired |
| US7362376B2 | Method and apparatus for video deinterlacing and format conversion | Electricity | 60 | Expired |
| US7324595B2 | Method and/or apparatus for reducing the complexity of non-reference frame encoding using selective reconstruction | Electricity | 60 | Expired |
| US7020200B2 | System and method for direct motion vector prediction in bi-predictive video frames and fields | Electricity | 58 | Expired |
| US7620103B2 | Programmable quantization dead zone and threshold for standard-based H.264 and/or VC1 video encoding | Electricity | 56 | Active |
| US7362804B2 | Graphical symbols for H.264 bitstream syntax elements | Electricity | 52 | Expired |
| US7310371B2 | Method and/or apparatus for reducing the complexity of H.264 B-frame encoding using selective reconstruction | Electricity | 47 | Expired |
| US7231587B2 | Embedded picture PSNR/CRC data in compressed video bitstream | Electricity | 46 | Expired |
| US7366236B1 | Source adaptive system and method for 2D iDCT | Electricity | 39 | Expired |
| US6968092B1 | System and method for reduced codebook vector quantization | Physics | 37 | Expired |
| US7346111B2 | Co-located motion vector storage | Electricity | 36 | Expired |
| US8036271B2 | Method and apparatus for determining a second picture for temporal direct-mode block prediction | Electricity | 35 | Active |
| US7345708B2 | Method and apparatus for video deinterlacing and format conversion | Electricity | 34 | Expired |
| US7595743B1 | System and method for reducing storage requirements for content adaptive binary arithmetic coding | Electricity | 33 | Active |
| US8155194B2 | Method and apparatus for MPEG-2 to H.264 video transcoding | Electricity | 30 | Active |
| US7551232B2 | Noise adaptive 3D composite noise reduction | Electricity | 29 | Active |
| US6917310B2 | Video decoder and encoder transcoder to and from re-orderable format | Electricity | 28 | Expired |
| US7233622B2 | Reduced complexity efficient binarization method and/or circuit for motion vector residuals | Electricity | 22 | Expired |
| US7212573B2 | Method and/or apparatus for determining minimum positive reference indices for a direct prediction mode | Electricity | 21 | Expired |
| US7373009B2 | Method and apparatus for efficient transmission and decoding of quantization matrices | Electricity | 20 | Active |
| US7415069B2 | Method for activation and deactivation of infrequently changing sequence and picture parameter sets | Electricity | 20 | Expired |
| US7362809B2 | Computational reduction in motion estimation based on lower bound of cost function | Electricity | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.