Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Housed microphone
Reexamination Certificate
2006-04-25
2006-04-25
Tran, Sinh (Department: 2646)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Housed microphone
C381S358000
Reexamination Certificate
active
07035420
ABSTRACT:
An acoustically resistive membrane is incorporated into a gasket construction for use with a microphone. Preferably, a molded thermoplastic gasket is provided with an integrated acoustically resistive element in the form of a thin perforated membrane that is molded into the gasket at an appropriate location for optimum acoustic performance.
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Dedieu Stephane
Moquin Philippe
Ensey Brian
Fay Sharpe Fagan Minnich & McKee LLP
Mitel Knowledge Corporation
Tran Sinh
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