Geometric enumerated watermark embedding for colors and inks
US10643295B2 · kind B2 · utility
0Cited by
55References
18Claims
0Family size
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Key dates
| Filing date | Nov 9, 2018 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Nov 9, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2201/0202
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates generally to digital watermarking and signal encoding. Various colors can be evaluated and modified to carry an encoded or auxiliary signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.