Mechanical keyboard overlay for touch screen
US10606401B2 · kind B2 · utility
1Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2018 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Aug 14, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04104
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A mechanical keyboard for use on a touch screen comprises an individually and resiliently depressible key and a network of electrical conductors. They key includes a user-facing outer portion and a screen-facing, electrically conductive inner portion, the inner portion being configured to approach the touch screen during depression of the key. The network of electrical conductors is configured to conduct a drive signal to the inner portion of the key, the drive signal being received, during the depression of the key, at a locus of touch screen directly beneath the key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.