Title:
水晶振動素子、水晶振動子、及び水晶振動素子の製造方法
Document Type and Number:
Japanese Patent JP6384702
Kind Code:
B2
Abstract:
A quartz crystal resonator that includes an AT-cut quartz crystal blank including a first main surface and a second main surface that face each other and each of which has long sides extending in an X-axis direction of the quartz crystal blank and short sides extending in a Z′-axis direction of the quartz crystal blank, and a first side surface and a second side surface that are located adjacent to the long sides of the first main surface and the second main surface; a first excitation electrode and a second excitation electrode; and an extension electrode that extends from the first main surface to the second main surface along the first side surface and that is electrically connected to the first excitation electrode. Each the first and second side surfaces have a first m-plane face and a second m-plane face.
Inventors:
Toru Kizu
Choi Hiroki
Choi Hiroki
Application Number:
JP2018513396A
Publication Date:
September 05, 2018
Filing Date:
June 19, 2017
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H03H9/19; H03H3/02
Domestic Patent References:
| JP2016034107A | ||||
| JP2015186239A | ||||
| JP2014011650A | ||||
| JP2008067345A |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Mutsumi Sato
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Mutsumi Sato