Title:
フレキシブル発光電気音響変換器及びそれを用いた電子デバイス
Document Type and Number:
Japanese Patent JP4945626
Kind Code:
B2
Abstract:
An electro-acoustic transducer according to the present invention is provided. The electro-acoustic transducer includes a conductive plate with a plurality of openings, an electret diaphragm and a fluorescent layer. The electret diaphragm is positioned on the conductive plate and has a film body and an electrode layer. The film body has static charges carried and the electrode layer is formed on the upper surface of the film body. The fluorescent layer is positioned between the lower surface of the film body and the conductive plate.
Inventors:
Lee, Fan Ching
Application Number:
JP2009292031A
Publication Date:
June 06, 2012
Filing Date:
December 24, 2009
Export Citation:
Assignee:
HTC Corporation
International Classes:
H04R19/02; G09F9/30; H01L27/32; H04R19/01
Domestic Patent References:
| JP2007110382A | ||||
| JP2005158371A | ||||
| JP10191496A | ||||
| JP53006637U | ||||
| JP2008243581A |
Foreign References:
| WO2007023409A1 |
Attorney, Agent or Firm:
Ryoichi Takaoka