Title:
SOUND GENERATOR, SOUND GENERATING APPARATUS, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/105196
Kind Code:
A1
Abstract:
[Problem] To provide a sound generator capable of generating high-quality sound having little distortion and a sound generating apparatus and electronic device using the same. [Solution] A sound generator is provided with a vibrating body (21a), vibration driver (11), vibration driver (12), damping material (31), and damping material (32). The vibrating body (21a) has two surfaces positioned so as to have a space therebetween in a first direction. Vibration driver (11) and vibration driver (12) are provided on the vibrating body (21a). Damping material (31) is provided on the vibrating body (21a) and has a portion (31a) that overlaps with vibration driver (11) when viewed from the first direction. Damping material (32) is provided on the vibrating body (21a) and has a portion (32a) that overlaps with vibration driver (12) when viewed from the first direction.
Inventors:
KUSHIMA NORIYUKI (JP)
MIYAZATO KENTAROU (JP)
TAKAHASHI TOORU (JP)
FUKUOKA SHUICHI (JP)
YAMAKAWA KENJI (JP)
MURAHASHI MASATO (JP)
NINOMIYA HIROSHI (JP)
MIYAZATO KENTAROU (JP)
TAKAHASHI TOORU (JP)
FUKUOKA SHUICHI (JP)
YAMAKAWA KENJI (JP)
MURAHASHI MASATO (JP)
NINOMIYA HIROSHI (JP)
Application Number:
PCT/JP2015/050590
Publication Date:
July 16, 2015
Filing Date:
January 13, 2015
Export Citation:
Assignee:
KYOCERA CORP (JP)
International Classes:
H04R7/04; H04R7/26; H04R17/00
Domestic Patent References:
| WO2010106736A1 | 2010-09-23 | |||
| WO2009110575A1 | 2009-09-11 |
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