| 发明名称 |
Active device for the attenuation of sonic intensity |
| 摘要 |
<p>The noise cancellation system has sensors (30) which receive noise from distant sources and generate (40) cancellation signals to be emitted from an array of electro acoustic sources (25) in a reflecting or absorbing screen close to the desired cancellation zone.</p> |
| 申请公布号 |
EP1094444(A1) |
申请公布日期 |
2001.04.25 |
| 申请号 |
EP20000420204 |
申请日期 |
2000.10.10 |
| 申请人 |
COMPTOIR DE LA TECHNOLOGIE |
发明人 |
GAUDRIOT, LIONEL;MARTINAT, JACQUES |
| 分类号 |
E01F8/00;G10K11/178;(IPC1-7):G10K11/178;H04R1/40 |
主分类号 |
E01F8/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
