| 发明名称 |
ELASTIC SURFACE WAVE DEVICE |
| 摘要 |
PURPOSE:To decrease the spurious by securing an enevenness of a fixed coarseness on the rear side of a piezoelectric substance, i.e., the X-cut LiTaO3 plate. |
| 申请公布号 |
JPS53108256(A) |
申请公布日期 |
1978.09.20 |
| 申请号 |
JP19760133721 |
申请日期 |
1976.11.09 |
| 申请人 |
TOKYO SHIBAURA ELECTRIC CO |
发明人 |
TAKAHASHI SADAO;SUDOU TOSHIO |
| 分类号 |
H03H9/25;H03H3/08;H03H9/64 |
主分类号 |
H03H9/25 |
| 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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