Coordinated ANR reference sound compression

Coordinated ANR reference sound compression

Apparatus and method of an ANR circuit providing both feedforward-based and feedback-based ANR, possibly of a personal ANR device, compressing both feedforward and feedback reference sounds detected by feedforward and feedback microphones, respectively, in response to the acoustic energy of the feed...

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Bibliographische Detailangaben
Hauptverfasser: Bakalos, Pericles Nicholas, Carreras, Ricardo F
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Apparatus and method of an ANR circuit providing both feedforward-based and feedback-based ANR, possibly of a personal ANR device, compressing both feedforward and feedback reference sounds detected by feedforward and feedback microphones, respectively, in response to the acoustic energy of the feedforward reference noise sound reaching a predetermined level.