Method and structure for achieving spectrum-tunable and uniform attenuation

JP Keady, JG Casali, K Lee - US Patent 8,550,206, 2013 - Google Patents
The present invention relates hearing protection devices for the human ear. More
particularly, embodiments of the invention provide hearing protection devices capable of …

A novel piezoelectric energy harvester for earcanal dynamic motion exploitation using a bistable resonator cycled by coupled hydraulic valves made of collapsed …

T Avetissian, F Formosa, A Badel, A Delnavaz, J Voix - Micromachines, 2024 - mdpi.com
Scavenging energy from the earcanal's dynamic motion during jaw movements may be a
practical way to enhance the battery autonomy of hearing aids. The main challenge is …

Inflatable ear mold connection system

W Kraemer - US Patent 8,548,181, 2013 - Google Patents
An inflatable ear piece is formed for insertion and placement in an external auditory canal.
The ear piece has an inflatable balloon that may be selectively inflated and deflated. When …

External ear canal pressure regulation system

D George, G Buckler, DB Sullivan - US Patent 9,039,639, 2015 - Google Patents
An external ear canal pressure regulation device including a fluid flow generator and an
earpiece having a first axial ear piece conduit fluidicly coupled to the fluid flow generator …

Ear canal dynamic motion as a source of power for in-ear devices

A Delnavaz, J Voix - Journal of Applied Physics, 2013 - pubs.aip.org
Ear canal deformation caused by temporomandibular joint (jaw joint) activity, also known as
“ear canal dynamic motion,” is introduced in this paper as a candidate source of power to …

Constrained layer damping for hearing assistance devices

TH Burns, A Beeson - US Patent 8,798,298, 2014 - Google Patents
Disclosed herein, among other things, is a system for constrained layer damping for hearing
assistance devices. According to various embodiments, a hollow in-the-ear (ITE) hearing …

Method for external ear canal pressure regulation to alleviate disorder symptoms

D George, DB Sullivan, G Buckler - US Patent 10,251,790, 2019 - Google Patents
(57) ABSTRACT A method for external ear canal pressure regulation to alleviate one or
more symptoms associated with a disorder or treat one or more disorders, the method …

System for alleviating symptoms of a neurological disorder

D George, G Buckler, DB Sullivan - US Patent 11,096,828, 2021 - Google Patents
An external ear canal pressure regulation device including a fluid flow generator and an
earpiece having a first axial earpiece conduit fluidicly coupled to the fluid flow generator …

Variable sound attenuator

N Bauman, RT Campagna - US Patent 9,333,116, 2016 - Google Patents
6,286,622 6,368,288 6,368,289 6,440,102 7,171,371 7,424,123 7,756,281 7,779,844
7,817,803 7,822,219 7,837,008 7,882,928 7,886,745 7,913,696 8,018,328 8,047,207 …

Variable noise attenuator with adjustable attenuation

N Bauman, RT Campagna - US Patent 9,521,480, 2016 - Google Patents
(56) References Cited 2008/O181419 A1 7/2008 Goldstein et al. 2008/O181442 A1 7/2008
Goldstein et al. US PATENT DOCUMENTS 2008/0205660 A1 8/2008 Goldstein …