发明名称 |
BOUNDARY ACOUSTIC WAVE DEVICE |
摘要 |
A boundary acoustic wave device with increased surge withstand voltage includes a dielectric film composed of a first dielectric and disposed on a top surface of a piezoelectric substrate; an electrode including an IDT electrode disposed on the dielectric film; and a dielectric layer composed of a second dielectric arranged so as to cover the electrode.
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申请公布号 |
US2010277036(A1) |
申请公布日期 |
2010.11.04 |
申请号 |
US20100841324 |
申请日期 |
2010.07.22 |
申请人 |
MURATA MANUFACTURING CO., LTD. |
发明人 |
SHIMIZU ATSUSHI;TAMAZAKI DAISUKE;JOHNOSONO SHINYA |
分类号 |
H01L41/04;H01L41/047;H01L41/08 |
主分类号 |
H01L41/04 |
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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