Digital watermarking system and method
US11645367B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 7, 2019 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Nov 29, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/3233
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A computer implemented method and a system configured to receive digital content; draw the digital content onto a drawing board; draw a watermark on the drawing board over the digital content, the watermark comprising a series of non-linear lines with the lines having random spacing therebetween in the x and y axes, and save the content of the drawing board in a desired file format.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.