Attachable external acoustic chambers for a mobile device
US8577069B2 · kind B2 · utility
1Cited by
26References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2011 |
| Grant date | Nov 5, 2013 |
| Priority date | — |
| Expiry date | Jan 9, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/11
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A wireless mobile electronic device includes a first housing and a first acoustic chamber disposed within the first housing. A sound generator, within said first housing, is acoustically coupled to the first acoustic chamber. Additionally, a first acoustic port defines an opening into the first acoustic chamber. The acoustic port includes a first mating structure configured for mating with a second mating structure of a second acoustic chamber, exclusive of said first housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.