Loudspeaker and sound outputting apparatus having the same
US11259114B2 · kind B2 · utility
0Cited by
8References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2020 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Oct 26, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/025
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sound outputting apparatus is provided. The sound outputting apparatus includes: a main body; and a loudspeaker accommodated in the main body. The loudspeaker includes: a vibration member configured to generate sound waves; and a sound guide having a first end connected to the vibration member, a second end having an open structure, a first surface between the first end and the second end, and a plurality of openings formed through the first surface along a longitudinal direction of the sound guide. The plurality of openings increase in size as distance from the vibration member increases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.