Tactile effect surface for optical touch detection
US10423280B2 · kind B2 · utility
1Cited by
3References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 15, 2018 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Feb 18, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04109
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An optical touch-sensitive device includes a top surface that includes tactile surface features. This produces a tactile effect experienced by the user using a finger or object (e.g., pen, stylus, or other instrument) on the surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.