Vibration source driving device
US7253350B2 · kind B2 · utility
89Cited by
20References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2004 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | Sep 15, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB06B2201/70
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A vibration source driving device that realizes various vibration functions on portable telephones. The vibration source driving device includes a sound source for generating musical tone signals in response to music data. A vibration source to generate vibration, a driver to drive the vibration and a control circuit are further included such that the vibration source may be driven in synchronization with the rhythm signal within the music data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.