Passive acoustic radiating
US7133533B2 · kind B2 · utility
31Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2003 |
| Grant date | Nov 7, 2006 |
| Priority date | — |
| Expiry date | Sep 22, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2209/027
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An audio device has passive radiators that are driven by acoustic drivers. The passive radiators are arranged so that the net mechanical vibration is minimized.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.