Haptic driving apparatus and electronic device having haptic function
US10303286B2 · kind B2 · utility
3Cited by
3References
19Claims
0Family size
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Key dates
| Filing date | Apr 26, 2016 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | May 9, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0446
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A haptic driving apparatus provides a user with electrovibration of certain strength regardless of a variance of a surrounding environment, and an electronic device has a haptic function. The haptic driving apparatus comprises a haptic electrode driver generating a haptic driving signal to supply the generated haptic driving signal to a haptic electrode through a current monitor and varying the haptic driving signal in accordance with voltages at both ends of the current monitor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.