Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only
Reexamination Certificate
2006-01-17
2006-01-17
Le, Huyen (Department: 2646)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Microphone capsule only
C381S191000
Reexamination Certificate
active
06987859
ABSTRACT:
A raised microstructure for use in a silicon based device, such as a microphone, is disclosed. The raised microstructure comprises a generally planar film having a ribbed sidewall supporting the film.
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Lee Sung Bok
Loeppert Peter V.
Knowles Electronics LLC.
Le Huyen
Marshall & Gerstein & Borun LLP
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