发明名称 |
ELECTRET MATERIALS, ELECTRET SPEAKERS, AND METHODS OF MANUFACTURING THE SAME |
摘要 |
A speaker comprises at least one electrode electrically coupled with an audio signal input and a film comprising at least one electret layer. The film is configured to interact with the electrode in response to an audio signal supplied by the audio signal input and to vibrate to generate sound waves. The electret layer is formed from a polymer-containing solution.
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申请公布号 |
US2009169036(A1) |
申请公布日期 |
2009.07.02 |
申请号 |
US20080186779 |
申请日期 |
2008.08.06 |
申请人 |
NATIONAL TAIWAN UNIVERSITY |
发明人 |
LEE SHIN-YUAN;LEE CHIH-KUNG;KO WEN-CHING;CHEN JIA-LUN;LEU ING YIH;HSIAO WEN-HSIN;WU WEN-JONG |
分类号 |
H04R19/02 |
主分类号 |
H04R19/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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