Electronic earplug
US8649540B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2010 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Feb 12, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Electronic earplugs, methods of enhancing and/or attenuating sound using electronic earplugs, and kits including electronic earplugs are provided. Certain electronic earplugs provided can deliver sound to a user's ear canal at levels below, equal to, and/or above ambient sound levels for specified ambient sound level ranges. Certain electronic earplugs provided can be switched between first and second settings with different sound level delivery settings. Certain electronic earplugs provided can be coupled with or integrated into two-way communication devices. Certain of such two-way communication devices can use induction to receive and transmit audio signals. Certain electronic earplugs provided can include a receive coil configured to allow remote radio signals to be received. Certain electronic earplugs provided can block at least about 35 dB of ambient sound when fully inserted into a user's ear canal. Kits that include electronic earplugs and accessories for use with electronic earplugs are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.