Noise suppression system

Details Noise suppression system Noise suppression system

G - Physics

11

B

179/5

G11B 20/24 (2006.01) G01R 33/385 (2006.01) G10K 11/16 (2006.01) G10K 11/178 (2006.01)

Patent

CA 2040115

-28- ABSTRACT OF THE DISCLOSURE A noise cancellation system, comprising a symmetrical assembly of microphone inputs is disclosed. A controller receives the output of the microphone assembly and generates an electrical cancellation signal having a polarity opposite the polarity of a portion of a noise to be cancelled and a magnitude equal to the magnitude of the portion of the noise to be cancelled. An actuator receives the electrical cancellation signal and outputs an audio cancellation signal.

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