Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Siwei Zou0
Date of Patent
June 5, 2012
0Patent Application Number
121612740
Date Filed
January 12, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus comprising a combination of a microphone and a composite acoustic panel. The composite acoustic panel comprises materials having different spectra of acoustic absorption. The materials may be integrated in a single layer or in a plurality of different layers.
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