Electronic device
US11363371B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2021 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Feb 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2201/003
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic device includes a main body, a sound guiding tube, a microphone assembly and an adjustment cavity. The device body includes a wall plate. The sound guiding tube is formed on the wall plate of the main body and includes an input end, a first output end and a second output end, and the input end is in communication with the external environment. The microphone assembly is arranged on the main body and in communication with the first output end of the sound guiding tube, and the microphone assembly is acoustically connected to the external environment. The adjustment cavity is arranged in the main body and in communication with the second output end of the sound guiding tube, and the adjustment cavity is acoustically connected to the external environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.