Device for controlling a loudspeaker
US9930449B2 · kind B2 · utility
1Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2015 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Feb 18, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R9/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a device for controlling a loudspeaker (14) in an enclosure, comprising: It comprises a control unit comprising:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.