| 发明名称 |
ACOUSTIC TRANSDUCER DEVICE |
| 摘要 |
The present invention relates to a sound converter, and, more particularly, to a sound converter which can solve a problem in that a vibration space decreases in the sound converter requiring high outputs, as the overall height of a voice coil increases. |
| 申请公布号 |
EP2490461(B1) |
申请公布日期 |
2017.03.01 |
| 申请号 |
EP20110818309 |
申请日期 |
2011.07.25 |
| 申请人 |
EM-Tech Co., Ltd. |
发明人 |
KIM, Ji Hoon;KO, Kwan Ho;KWON, Joong Hak |
| 分类号 |
H04R7/04;G10K13/00;H04R7/16;H04R9/04;H04R9/06 |
主分类号 |
H04R7/04 |
| 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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