Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Patent
1998-02-11
2000-08-29
Le, Huyen
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Electromagnetic
381420, 381417, H04R 2500
Patent
active
061119717
ABSTRACT:
An electroacoustic transducer, which has a diaphragm, a support member for supporting the diaphragm, a pole piece placed inside the support member and comprising a core and a base, a coil wound around the core, and a magnet placed between the support member and the coil, in which the pole piece or at least the core thereof is made of resin to which a magnetization is applied.
Fushimi Isao
Imahori Yoshio
Le Huyen
Star Micronics Co. Ltd.
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