Microphone

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United States of America Patent

PATENT NO 9609429
SERIAL NO

13808075

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A microphone comprises a sound inlet, a first MEMS microphone structure comprising a first membrane and associated backplate in the path of the sound inlet and a second MEMS microphone structure comprising a second membrane and associated backplate stacked with respect to the first microphone membrane, with an enclosed space between the first and second membranes.

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Patent Owner(s)

  • KNOWLES IPC (M) SDN BHD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Reining, Friedrich Vienna, AT 37 614

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