| 发明名称 |
Piezoelectric resonator device having 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 |
US2004130847(A1) |
申请公布日期 |
2004.07.08 |
| 申请号 |
US20030716327 |
申请日期 |
2003.11.18 |
| 申请人 |
AIGNER ROBERT;LUEDER ELBRECHT;MARKSTEINER STEPHAN;NESSLER WINFRIED |
发明人 |
AIGNER ROBERT;LUEDER ELBRECHT;MARKSTEINER STEPHAN;NESSLER WINFRIED |
| 分类号 |
H03H3/04;H03H9/17;H03H9/56;H03H9/58;(IPC1-7):H01H47/00 |
主分类号 |
H03H3/04 |
| 代理机构 |
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| 主权项 |
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