Hung-Ju Lee
40Patents
14h-index
18Co-inventors
78Inventor score
Filing activity: Dec 31, 1997 → Feb 5, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6269192A | Apparatus and method for multiscale zerotree entropy encoding | Electricity | 119 | Expired |
| US7697783B2 | Coding device, coding method, decoding device, decoding method, and programs of same | Electricity | 70 | Expired |
| US6236758A | Apparatus and method for encoding wavelet trees by backward predictive coding of wavelet transformed coefficients | Electricity | 68 | Expired |
| US6023296A | Apparatus and method for object based rate control in a coding system | Electricity | 66 | Expired |
| US6351491B1 | Apparatus and method for optimizing the rate control for multiscale entropy encoding | Electricity | 54 | Expired |
| US6157746A | Apparatus and method for encoding wavelet trees generated by a wavelet-based coding method | Electricity | 53 | Expired |
| US7697608B2 | Scalable MPEG video/macro block rate control | Electricity | 28 | Active |
| US6298163A | Apparatus and method for encoding wavelet trees generated by a wavelet-based coding method using band dependent tables | Electricity | 26 | Expired |
| US6700935B2 | Stream based bitrate transcoder for MPEG coded video | Electricity | 26 | Expired |
| US6690833B1 | Apparatus and method for macroblock based rate control in a coding system | Electricity | 24 | Expired |
| US6700932B2 | MPEG video editing-cut and paste | Electricity | 19 | Expired |
| US7145946B2 | MPEG video drift reduction | Electricity | 18 | Expired |
| US8711933B2 | Random access point (RAP) formation using intra refreshing technique in video coding | Electricity | 15 | Active |
| US7372903B1 | Apparatus and method for object based rate control in a coding system | Electricity | 15 | Expired |
| US7426296B2 | Human skin tone detection in YCbCr space | Physics | 14 | Active |
| US8879623B2 | Picture-level rate control for video encoding a scene-change I picture | Electricity | 12 | Active |
| US8913664B2 | Three-dimensional motion mapping for cloud gaming | Electricity | 9 | Active |
| US8345750B2 | Scene change detection | Electricity | 9 | Active |
| US6459814B1 | Method and apparatus for generic scalable shape coding by deriving shape information for chrominance components from luminance component | Electricity | 9 | Expired |
| US8737485B2 | Video coding mode selection system | Electricity | 8 | Active |
| US8027384B2 | Scalable MPEG video/macro block rate control | Electricity | 7 | Active |
| US9386317B2 | Adaptive picture section encoding mode decision control | Electricity | 7 | Active |
| US8218627B2 | Scalable MPEG video/macro block rate control | Electricity | 7 | Active |
| US11025918B2 | Foveated video link for VR, low latency wireless HMD video streaming with gaze tracking | Physics | 3 | Active |
| US10349069B2 | Software hardware hybrid video encoder | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.