Optical touch screen
US9400573B2 · kind B2 · utility
0Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 5, 2011 |
| Grant date | Jul 26, 2016 |
| Priority date | — |
| Expiry date | Sep 30, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0428
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an optical touch screen, the screen including a flat plate display panel, a square ring-shaped case mounted and assembled with the flat plate display panel, brackets assembled on corners of the case, a camera module mounted on the brackets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.