Wenjun Zeng
29Patents
14h-index
30Co-inventors
81Inventor score
Filing activity: Oct 1, 1996 → Dec 9, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6505299B1 | Digital image scrambling for image coding systems | Electricity | 172 | Expired |
| US5828809A | Method and apparatus for extracting indexing information from digital video data | Electricity | 141 | Expired |
| US7206804B1 | Methods and systems for transmitting digital images | Electricity | 68 | Expired |
| US6373974B2 | Method for extracting multiresolution watermark images to determine rightful ownership | Physics | 68 | Expired |
| US7203234B1 | Method of directional filtering for post-processing compressed video | Physics | 63 | Expired |
| US6707952B1 | Method for removing ringing artifacts from locations near dominant edges of an image reconstructed after compression | Physics | 39 | Expired |
| US7035473B1 | Distortion-adaptive visual frequency weighting | Electricity | 39 | Expired |
| US6792129B1 | Digital watermarking in a perceptually uniform domain | Physics | 35 | Expired |
| US6658162B1 | Image coding method using visual optimization | Physics | 34 | Expired |
| US6522783B1 | Re-indexing for efficient compression of palettized images | Electricity | 25 | Expired |
| US6236757A | Joint coding method for images and videos with multiple arbitrarily shaped segments or objects | Electricity | 25 | Expired |
| US7221761B1 | Error resilient digital video scrambling | Electricity | 23 | Expired |
| US6553148B2 | Joint coding method for images and videos with multiple arbitrarily shaped segments or objects | Electricity | 16 | Expired |
| US8055785B2 | Rate control for stream switching | Electricity | 14 | Active |
| US6640005B1 | Method for inconspicuously adding tracking data in coded images | Physics | 11 | Expired |
| US7440635B2 | Method for removing ringing artifacts from locations near dominant edges of an image reconstructed after compression | Physics | 5 | Active |
| US9299128B2 | Delta interpolation for upsampling imaging solution | Physics | 4 | Active |
| US11003949B2 | Neural network-based action detection | Physics | 3 | Active |
| US10019629B2 | Skeleton-based action detection using recurrent neural network | Physics | 2 | Active |
| US6462788B1 | Method and system for removing color bleeding artifacts by filtering the chrominance plane of decompressed images | Electricity | 2 | Expired |
| US10497095B2 | Dual-sensor hyperspectral motion imaging system | Physics | 1 | Active |
| US11748647B1 | Directed content recommendations for a sequence of multiple pages | Physics | 1 | Active |
| US7062104B2 | Distortion-adaptive visual frequency weighting | Electricity | 1 | Expired |
| US10789482B2 | On-line action detection using recurrent neural network | Physics | 1 | Active |
| US10469824B2 | Hybrid digital-analog coding of stereo video | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.