Translucent mark, method for synthesis and detection of translucent mark, transparent mark, and method for synthesis and detection of transparent mark
US10043120B2 · kind B2 · utility
2Cited by
0References
18Claims
0Family size
Inventor
Key dates
| Filing date | Oct 26, 2015 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Oct 26, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2210/62
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of generating a semi transparent QR code in which a QR code image and an ordinary color background image are synthesized, and a QR code detection method of separating a QR code and a normal color image from an image obtained by capturing a semi transparent QR code are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.