发明名称 |
PIEZOELECTRIC RESONATOR DEVICE WITH A DETUNING LAYER SEQUENCE |
摘要 |
A resonator device includes a piezoelectric resonator having a detuning layer sequence arranged on the piezoelectric resonator. The detuning layer sequence includes at least a first layer having a high acoustic impedance and a second layer having a low acoustic impedance.
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申请公布号 |
KR20040002971(A) |
申请公布日期 |
2004.01.07 |
申请号 |
KR20037014998 |
申请日期 |
2003.11.18 |
申请人 |
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发明人 |
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分类号 |
H03H9/24;H03H3/04;H03H9/17;H03H9/56;H03H9/58 |
主分类号 |
H03H9/24 |
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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