发明名称 |
DUAL DIAPHRAGM ELECTROACOUSTIC TRANSDUCER |
摘要 |
The present invention relates to dual-diaphragm electroacoustic transducers wherein a common magnetic flux path comprises first and second magnetic gaps and a magnet assembly. The invention may provide a miniature transducer with a compact magnetic flux path of improved performance. Electroacoustic transducers in accordance with the invention may comprise a small number of separate parts and provide good acoustic conversion efficiency in a miniature or compact housing. |
申请公布号 |
EP1757161(B1) |
申请公布日期 |
2016.11.30 |
申请号 |
EP20050741835 |
申请日期 |
2005.05.11 |
申请人 |
SONION NEDERLAND B.V. |
发明人 |
MADAFFARI, PETER, L.;VAN REEUWIJK, SIETSE, JACOB |
分类号 |
H04R9/02;H04R1/02;H04R1/22;H04R1/24;H04R1/40;H04R9/06;H04R9/08;H04R9/10 |
主分类号 |
H04R9/02 |
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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