Acoustic device
US11051104B2 · kind B2 · utility
1Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 2018 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | Sep 7, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An acoustic device to be mounted in a vehicle, the acoustic device including at least two speakers arranged before a front face of an occupant sitting in a seat to sandwich a center line of the seat and a control unit that controls characteristics of sound output from each of the speakers such that a stereophonic sound image produced by sounds output from the at least two speakers is maintained. The at least two speakers are installed on a steering wheel of the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.