发明授权
US09386384B2 Hearing instrument transduction apparatus using ferroelectret polymer foam 有权
使用铁电聚合物泡沫的听力仪器换能装置

Hearing instrument transduction apparatus using ferroelectret polymer foam
摘要:
The present subject matter provides method and apparatus for hearing assistance devices, and more particularly to hearing assistance devices using ferroelectret (also referred to as piezoelectret) polymer foam. Various embodiments include ferroelectret polymer foam on or in the hearing instrument as a microphone. Various embodiments include ferroelectret polymer foam on or in the hearing instrument as a momentary switch sensor.
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