Audio-optical arrangement, accessory, earpiece unit and audio device
US9258642B2 · kind B2 · utility
0Cited by
2References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2010 |
| Grant date | Feb 9, 2016 |
| Priority date | — |
| Expiry date | Apr 9, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N2005/065
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
There is provided an arrangement, an accessory, an audio device, and at least one earpiece unit. The accessory is suitable for an audio device capable of providing an electrical audio signal. The accessory comprises first and second signal conveyers for conveying electrical audio signal driving audio transducers and electrical optic signal driving optical radiation sources, respectively. The audio transducers and the optical radiation sources are located in the earpiece unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.