Speaker module and projection device
US11632610B2 · kind B2 · utility
0Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2021 |
| Grant date | Apr 18, 2023 |
| Priority date | — |
| Expiry date | Apr 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/028
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A speaker module includes a base, a speaker and a wire. The base has a bottom and a first wire fixing portion. The speaker is disposed in the base and has a second wire fixing portion. The wire is fixed to the first wire fixing portion and the second wire fixing portion to suspend the speaker in the base, and the speaker is separated from the bottom with a distance. A projection device having the speaker module is further provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.