Ring radiator driver features
US10645488B2 · kind B2 · utility
6Cited by
19References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2018 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Mar 29, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2201/34
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An omni-directional speaker includes a speaker enclosure including a sound wave exit configured to emit sound waves omni-directionally. A transducer is coupled to the speaker enclosure. The transducer including a speaker diaphragm coupled to a mounting plate. A phase plug directs sound to the sound wave exit. The phase plug including a first portion that extends outwards toward an exterior of the speaker enclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.