Invention Grant
- Patent Title: Resonator element, method of manufacturing resonator element, oscillator, electronic apparatus, moving object, and base station
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Application No.: US15412913Application Date: 2017-01-23
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Publication No.: US10530299B2Publication Date: 2020-01-07
- Inventor: Takayuki Kikuchi
- Applicant: SEIKO EPSON CORPORATION
- Applicant Address: JP Tokyo
- Assignee: SEIKO EPSON CORPORATION
- Current Assignee: SEIKO EPSON CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Priority: JP2016-020522 20160205
- Main IPC: H03H9/10
- IPC: H03H9/10 ; H03B5/32 ; H03H3/02 ; H03H9/13 ; H03H9/19 ; H03L1/02 ; H03H9/02 ; H03H9/05
Abstract:
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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