Motor vehicle audio system
US9602948B2 · kind B2 · utility
0Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2016 |
| Grant date | Mar 21, 2017 |
| Priority date | — |
| Expiry date | Mar 30, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A motor vehicle audio system, and a method of operating such a system. There is at least one rear far-field speaker that is located behind a front seat of the motor vehicle, and at least one near-field speaker located in front of the far-field speaker and close to an intended position of a listener's head. There is an audio signal processor configured to detect when the rear far-field speaker is shut off while the near-field speaker remains on, and in response automatically increase the output energy of the near-field speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.