Portable computer speaker grill structures
US8170266B2 · kind B2 · utility
36Cited by
45References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2008 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Oct 31, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/023
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Portable computer structures are provided. The portable computer structures may include speaker grill structures. A speaker grill structure may be formed by creating an array of small holes (perforations) in a portable computer housing structure such as a planar housing wall. A speaker may be mounted adjacent to the array of holes. The planar housing wall may be formed in a block of milled aluminum and may have a thickness of less than 1 mm. The speaker holes may have with small diameters without overly attenuating sound from a speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.