Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Housed microphone
Reexamination Certificate
2006-11-28
2006-11-28
Ni, Suhan (Department: 2615)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Housed microphone
C381S355000, C381S368000
Reexamination Certificate
active
07142684
ABSTRACT:
A microphone assembly comprises a microphone, a connector secured to the underside of the microphone. A gasket has a sound collecting hole and is secured on the upper surface of the microphone.
REFERENCES:
patent: 4030396 (1977-06-01), Mariner
patent: 4697334 (1987-10-01), Madsen et al.
patent: 6307946 (2001-10-01), Fujimoto et al.
patent: 6594369 (2003-07-01), Une
Horiuchi Megumi
Ojima Tsutomu
Citizen Electronics Co. Ltd.
Citizen Iwate Co., Ltd.
Dennison, Schultz & MacDonald
Ni Suhan
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