Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Reexamination Certificate
2007-02-13
2007-02-13
Ni, Suhan (Department: 2615)
Electrical audio signal processing systems and devices
Hearing aids, electrical
Specified casing or housing
C381S151000
Reexamination Certificate
active
09969952
ABSTRACT:
The invention provides an optimal structure able to reduce sound leakage and improve transmission characteristics and control a vibration transmitting path of internal and external portions in a living organism conductive actuator. Therefore, the living organism conductive actuator has a communication signal transmitting portion for transmitting a communication signal in contact with an operator's wrist, hand, hand rear portion, finger, or nail tip, and a voice input portion.
REFERENCES:
patent: 5456654 (1995-10-01), Ball
patent: 5574794 (1996-11-01), Valley
patent: 6141427 (2000-10-01), Fukuda
patent: 6754472 (2004-06-01), Williams et al.
patent: 6861944 (2005-03-01), Hoepelman
Fukumoto Masaaki
Sugimura Toshiaki
Uchida Koji
Frishauf Holtz Goodman & Chick P.C.
Ni Suhan
NTT DoCoMo Inc.
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