JP6908322B2 - 圧電素子 - Google Patents
圧電素子 Download PDFInfo
- Publication number
- JP6908322B2 JP6908322B2 JP2016173537A JP2016173537A JP6908322B2 JP 6908322 B2 JP6908322 B2 JP 6908322B2 JP 2016173537 A JP2016173537 A JP 2016173537A JP 2016173537 A JP2016173537 A JP 2016173537A JP 6908322 B2 JP6908322 B2 JP 6908322B2
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- piezoelectric
- piezoelectric thin
- piezoelectric element
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016173537A JP6908322B2 (ja) | 2016-09-06 | 2016-09-06 | 圧電素子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016173537A JP6908322B2 (ja) | 2016-09-06 | 2016-09-06 | 圧電素子 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2018041788A JP2018041788A (ja) | 2018-03-15 |
JP2018041788A5 JP2018041788A5 (es) | 2019-09-12 |
JP6908322B2 true JP6908322B2 (ja) | 2021-07-21 |
Family
ID=61626328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016173537A Active JP6908322B2 (ja) | 2016-09-06 | 2016-09-06 | 圧電素子 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6908322B2 (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7293655B2 (ja) * | 2019-01-10 | 2023-06-20 | ブラザー工業株式会社 | 圧電アクチュエータ |
JP7156558B2 (ja) * | 2019-12-25 | 2022-10-19 | 株式会社デンソー | 圧電素子、圧電装置、および圧電素子の製造方法 |
JP7359169B2 (ja) * | 2020-11-03 | 2023-10-11 | 株式会社デンソー | 圧電素子、圧電装置、および圧電素子の製造方法 |
WO2022097578A1 (ja) * | 2020-11-03 | 2022-05-12 | 株式会社デンソー | 圧電素子、圧電装置、および圧電素子の製造方法 |
JP2022119126A (ja) * | 2021-02-03 | 2022-08-16 | 株式会社デンソー | 圧電素子、圧電装置、および圧電素子の製造方法 |
CN113596690B (zh) * | 2021-08-13 | 2023-03-14 | 中北大学 | 新型压电式mems麦克风的结构及装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001077438A (ja) * | 1999-09-07 | 2001-03-23 | Matsushita Electric Ind Co Ltd | 圧電素子、インクジェット式記録ヘッド、およびこれらの製造方法 |
JP2009170631A (ja) * | 2008-01-16 | 2009-07-30 | Panasonic Corp | 圧電素子とその製造方法およびこれを用いた圧電応用デバイス |
CN104602170B (zh) * | 2008-06-30 | 2019-08-13 | 密歇根大学董事会 | 压电mems麦克风 |
-
2016
- 2016-09-06 JP JP2016173537A patent/JP6908322B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2018041788A (ja) | 2018-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6908322B2 (ja) | 圧電素子 | |
US11665968B2 (en) | Piezoelectric MEMS microphone | |
JP6894719B2 (ja) | 圧電素子 | |
EP2297976B1 (en) | Piezoelectric mems microphone | |
EP3624464B1 (en) | Piezoelectric microphone chip and piezoelectric microphone | |
US20080122317A1 (en) | Multi-layer transducers with annular contacts | |
EP2475189A2 (en) | Acoustic transducer and method of driving the same | |
KR20120036631A (ko) | 압전형 마이크로 스피커 및 그 제조방법 | |
CN101192644A (zh) | 一种包含两种极化方向压电薄膜的传感振动膜 | |
JP6867790B2 (ja) | 圧電型memsマイクロフォン | |
KR20130003017A (ko) | 진동 발전 디바이스 | |
JP6819002B2 (ja) | 圧電素子 | |
JP2008532370A (ja) | マイクロフォンダイアフラムおよびマイクロフォンダイアフラムを有するマイクロフォン | |
CN111146328A (zh) | 单晶压电结构及具有其的电子设备 | |
CN102906987B (zh) | 振动发电装置及其制造方法 | |
JP6908324B2 (ja) | 圧電素子 | |
JP7349090B2 (ja) | 圧電素子 | |
JP6787553B2 (ja) | 圧電素子 | |
CN114222231B (zh) | 基于固支梁结构的双晶压电式mems麦克风 | |
KR100941893B1 (ko) | 커패시터형 실리콘 멤스 마이크로폰 | |
JP6844911B2 (ja) | 圧電素子 | |
JP6559365B2 (ja) | 圧電式マイクロフォン | |
US10623868B2 (en) | MEMS devices and processes | |
CN118264965A (en) | Piezoelectric vibrating diaphragm, piezoelectric transducer, preparation method, sound generating device and electronic equipment | |
Kim et al. | Effect of asymmetric piezoelectric multimorph ceramic on frequency response characteristics of piezoelectric acoustic actuator |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190731 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190731 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20200423 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200512 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200630 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20201027 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20201210 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210601 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210625 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6908322 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |