Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041124 | Identifying computer graphics from digital photographs | Wen Chen | 2011-10-18 |
| 8023747 | Method and apparatus for a natural image model based approach to image/splicing/tampering detection | Chunhua Chen | 2011-09-20 |
| 7974477 | Apparatus and method for reversible data hiding for JPEG images | Guorong Xuan | 2011-07-05 |
| 7925080 | Method for identifying marked images based at least in part on frequency domain coefficient differences | Chunhua Chen | 2011-04-12 |
| 7885470 | Method and apparatus for steganalysis for texture images | Chunhua Chen | 2011-02-08 |