Electronic device with loudspeaker
US9049505B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 24, 2012 |
| Grant date | Jun 2, 2015 |
| Priority date | — |
| Expiry date | Sep 16, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/2884
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic device includes an upper cover, a bottom cover, and at least one loudspeaker. The upper cover includes a top wall and a first sidewall perpendicular to the top wall, and the first sidewall defines a number of first sound holes. The bottom cover includes at least one chamber opening toward the top wall. The chamber includes a second sidewall and a third sidewall opposite to the second sidewall. The second sidewall defines a number of second sound holes aligned with the respectively first sound holes. The loudspeaker is received in the chamber and includes a front portion facing the second sidewall and an opposite rear portion. The front portion and the second sidewall cooperatively form a front chamber in communication with the first and the second sound holes, and the rear portion and the third sidewall cooperatively form a back chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.