Title:
スピーカ装置およびスピーカ駆動方法
Document Type and Number:
Japanese Patent JP4524700
Kind Code:
B2
Abstract:
A speaker apparatus includes an acoustic vibration plate, and an actuator mounted to the acoustic vibration plate such that one end and the other end thereof, in a driving axis direction, exist in a plate surface of the acoustic vibration plate. The actuator applies vibration to the acoustic vibration plate to play back sound. The speaker apparatus enables a sound image to uniformly spread over the entire plate surface of the acoustic vibration plate. In addition, the entire speaker apparatus can be made compact.
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Inventors:
Nobukazu Suzuki
Yoshio Ohashi
Yoshio Ohashi
Application Number:
JP2007304010A
Publication Date:
August 18, 2010
Filing Date:
November 26, 2007
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04R7/04; H04R7/12; H04R15/00; H04R17/00
Domestic Patent References:
| JP2007228557A | ||||
| JP2006511135A | ||||
| JP2001328065A | ||||
| JP2006238575A |
Attorney, Agent or Firm:
Keiki Tanabe