Hearing device with active vent comprising solenoid
US11197109B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 10, 2020 |
| Grant date | Dec 7, 2021 |
| Priority date | — |
| Expiry date | Nov 10, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/11
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An illustrative hearing device comprises a controller module and a receiver module including a speaker and an active vent which can be switched between an open state and a closed state, wherein the speaker is electrically connected to the controller module by two differential audio lines, wherein the active vent comprises a solenoid with an inductor having a first terminal and a second terminal, the first terminal connected to the controller module via one of the differential audio lines and the second terminal connected to the controller module either via the other one of the differential audio lines or to at least one control output of the controller module via a separate control line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.