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Philippe N'guyen Patents |
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Inventor: N'guyen; Philippe
Address: Boulogne Billancourt, FR
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7085398 |
Method and system to decode image watermarks |
August 1, 2006 |
| In a device and a method for the determining local geometrical variations that have occurred in data, the data comprise a reference pattern X. The method comprises, for example, the following steps: modeling the local geometrical variations by means of an index variable J, said variabl |
| 7058979 |
Method for inserting a watermark into an image |
June 6, 2006 |
| A process for watermarking images that includes embedding into the images before their transmission a message by modifying the data characteristic of the images. Further, a co-watermarking is performed by periodic embedding of a binary matrix into the image to determine on reception the |
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