- 专利标题： Resonator element, method of manufacturing resonator element, oscillator, electronic apparatus, moving object, and base station
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申请号： US15412913申请日： 2017-01-23
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公开(公告)号： US10530299B2公开(公告)日： 2020-01-07
- 发明人: Takayuki Kikuchi
- 申请人： SEIKO EPSON CORPORATION
- 申请人地址： JP Tokyo
- 专利权人： SEIKO EPSON CORPORATION
- 当前专利权人： SEIKO EPSON CORPORATION
- 当前专利权人地址： JP Tokyo
- 代理机构： Oliff PLC
- 优先权： JP2016-020522 20160205
- 主分类号： H03H9/10
- IPC分类号： H03H9/10 ; H03B5/32 ; H03H3/02 ; H03H9/13 ; H03H9/19 ; H03L1/02 ; H03H9/02 ; H03H9/05
摘要：
A resonator element includes an SC-cut quartz crystal substrate having a thickness t, and an excitation electrode disposed on a principal surface of the quartz crystal substrate, the principal surface being square or rectangular in shape, a side of which has a length L, 28≤L/t≤60 is satisfied.
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