| 发明名称 |
ELECTROACOUSTIC TRANSDUCER WITH BUILT IN TRANSDUCER CIRCUIT |
| 摘要 |
In an electroacoustic transducer (1), an annular shaped magnet system (14) is provided, enclosing an inner space (22), in which inner space (22) an integrated circuit (31) is accommodated, with the aid of which integrated circuit (31) an electrical signal to be sent to a moving coil (29) of transducer (1) can be amplified. |
| 申请公布号 |
WO2004014104(A3) |
申请公布日期 |
2004.07.22 |
| 申请号 |
WO2003IB03275 |
申请日期 |
2003.07.18 |
| 申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V.;KLEIN, ERICH;SCHOEFFMANN, MICHAEL |
发明人 |
KLEIN, ERICH;SCHOEFFMANN, MICHAEL |
| 分类号 |
H04R9/02;H04R3/00;H04R9/00;H04R9/06 |
主分类号 |
H04R9/02 |
| 代理机构 |
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