Vibration actuator with a unidirectional drive
US8378965B2 · kind B2 · utility
99Cited by
7References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2007 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Aug 31, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB06B1/0238
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A haptic feedback generation system includes a linear resonant actuator and a drive circuit. The drive circuit is adapted to output a unidirectional signal that is applied to the linear resonant actuator. In response, the linear resonant actuator generates haptic vibrations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.