Ear terminal with microphone for natural voice rendition
US6661901B1 · kind B1 · utility
162Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2000 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Sep 20, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Ear terminal and ear terminal system, in which at least one ear terminal includes a sealing section (2) arranged for use in the ear meatus (3) of a human, including an inner microphone (M2) having a sound inlet (S2) for being directed into the meatus (3); an electronic unit (11) including filtering part coupled to the inner microphone for filtering the signal from the inner microphone (M2), the filtering part being programmable to transform the signals based on the sounds received in the ear by the inner microphone (M2) into sounds when combined with the user's own voice, providing a voice sounding natural to the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.