| 发明名称 |
UNDERWATER SOUND LOCATOR |
| 摘要 |
PURPOSE:To improve the SN ratio by forming the specified directivity by combining a plural number of non-directive receive-transducers and dipole type receiver-transducers. |
| 申请公布号 |
JPS52113770(A) |
申请公布日期 |
1977.09.24 |
| 申请号 |
JP19760029906 |
申请日期 |
1976.03.22 |
| 申请人 |
OKI ELECTRIC IND CO LTD |
发明人 |
MATSUZAKI HIROSHI;OOKUBO TSUYOSHI |
| 分类号 |
H04R1/40;G01S3/80;G01S3/801;G01S3/808;H04R1/32 |
主分类号 |
H04R1/40 |
| 代理机构 |
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代理人 |
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| 地址 |
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