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RÉPONSE DE FRÉQUENCE ADAPTATIVE, COMMANDE DE NIVEAU AUTOMATIQUE ADAPTATIF ET GESTION DE COMMUNICATIONS RADIO POUR DISPOSITIF DE PROTECTION AUDITIVE
专利权人:
3M Innovative Properties Company
发明人:
申请号:
EP19199172.8
公开号:
EP3611932A3
申请日:
2014.10.27
申请国别(地区):
EP
年份:
2020
代理人:
摘要:
An hearing protection device is provided. The hearing protection device can include a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device can include an electronics package that can filter out undesirable sounds, such as to improve the user's ability to hear conversations around them while still protecting the user's ears. To this end the hearing protection device comprises three algorithms. A varying band pass filter provides an adaptive frequency response depending on surrounding noise level. Adaptive Automatic Level Control with Decay/Hold/Release Timing to suppress impulse noise. Handling Radio Communication and other intermittent voice signals using a gated adaptive level control for the external input for the relayed sounds.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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