CN110560348A - 具有孔阵列Helmholtz共振腔的MEMS压电超声换能器 - Google Patents
具有孔阵列Helmholtz共振腔的MEMS压电超声换能器 Download PDFInfo
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- CN110560348A CN110560348A CN201910749141.6A CN201910749141A CN110560348A CN 110560348 A CN110560348 A CN 110560348A CN 201910749141 A CN201910749141 A CN 201910749141A CN 110560348 A CN110560348 A CN 110560348A
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- ultrasonic transducer
- piezoelectric ultrasonic
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- mems piezoelectric
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 14
- 239000010703 silicon Substances 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 238000003491 array Methods 0.000 claims abstract description 8
- 238000009826 distribution Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 230000003321 amplification Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 230000026683 transduction Effects 0.000 description 2
- 238000010361 transduction Methods 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000006098 acoustic absorber Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
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- 230000002463 transducing effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/50—Application to a particular transducer type
- B06B2201/55—Piezoelectric transducer
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201910749141.6A CN110560348B (zh) | 2019-08-14 | 2019-08-14 | 具有孔阵列Helmholtz共振腔的MEMS压电超声换能器 |
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CN201910749141.6A CN110560348B (zh) | 2019-08-14 | 2019-08-14 | 具有孔阵列Helmholtz共振腔的MEMS压电超声换能器 |
Publications (2)
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CN110560348A true CN110560348A (zh) | 2019-12-13 |
CN110560348B CN110560348B (zh) | 2021-01-15 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111952435A (zh) * | 2020-08-19 | 2020-11-17 | 国网河南省电力公司电力科学研究院 | 一种声振测量用压电换能单元结构 |
CN112218220A (zh) * | 2020-11-12 | 2021-01-12 | 诺思(天津)微系统有限责任公司 | 基于mems超声波换能器的微型扬声器 |
CN112871614A (zh) * | 2021-01-12 | 2021-06-01 | 武汉大学 | 高发射性能的mems超声换能器 |
CN112871612A (zh) * | 2020-12-19 | 2021-06-01 | 复旦大学 | 具有多压电层的压电微机械超声换能器 |
CN114061740A (zh) * | 2020-07-31 | 2022-02-18 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
CN114535038A (zh) * | 2022-02-28 | 2022-05-27 | 中国科学院苏州纳米技术与纳米仿生研究所 | 换能器单元、阵列、制备方法及能量设备 |
CN117177131A (zh) * | 2023-11-02 | 2023-12-05 | 青岛国数信息科技有限公司 | 一种隔绝互联线的压电声学芯片单元、芯片以及应用 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819879A (en) * | 1971-12-20 | 1974-06-25 | Ibm | Electro-acoustic transducer housing adapted for telephonic pcm communication systems |
CA2038737C (fr) * | 1991-03-21 | 2001-08-21 | Didier Boucher | Procedes et transducteurs electro-acoustiques pour emettre des ondes acoustiques a basse frequence dans un liquide |
US20020009202A1 (en) * | 2000-04-04 | 2002-01-24 | Mark Sheplak | Electromechnical acoustic liner |
CN104836473A (zh) * | 2014-02-07 | 2015-08-12 | 北京纳米能源与系统研究所 | 采集声音能量的发电机和声音传感器 |
CN105139847A (zh) * | 2015-08-14 | 2015-12-09 | 东南大学 | 一种增强的声学聚焦装置 |
CN107532938A (zh) * | 2015-03-16 | 2018-01-02 | 加利福尼亚大学董事会 | 超声波麦克风和超声波声学无线电设备 |
CN109787510A (zh) * | 2017-11-15 | 2019-05-21 | 北京航天试验技术研究所 | 一种利用噪声发电的系统 |
-
2019
- 2019-08-14 CN CN201910749141.6A patent/CN110560348B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819879A (en) * | 1971-12-20 | 1974-06-25 | Ibm | Electro-acoustic transducer housing adapted for telephonic pcm communication systems |
CA2038737C (fr) * | 1991-03-21 | 2001-08-21 | Didier Boucher | Procedes et transducteurs electro-acoustiques pour emettre des ondes acoustiques a basse frequence dans un liquide |
US20020009202A1 (en) * | 2000-04-04 | 2002-01-24 | Mark Sheplak | Electromechnical acoustic liner |
CN104836473A (zh) * | 2014-02-07 | 2015-08-12 | 北京纳米能源与系统研究所 | 采集声音能量的发电机和声音传感器 |
CN107532938A (zh) * | 2015-03-16 | 2018-01-02 | 加利福尼亚大学董事会 | 超声波麦克风和超声波声学无线电设备 |
CN105139847A (zh) * | 2015-08-14 | 2015-12-09 | 东南大学 | 一种增强的声学聚焦装置 |
CN109787510A (zh) * | 2017-11-15 | 2019-05-21 | 北京航天试验技术研究所 | 一种利用噪声发电的系统 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114061740A (zh) * | 2020-07-31 | 2022-02-18 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
CN114061740B (zh) * | 2020-07-31 | 2024-04-30 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
CN111952435A (zh) * | 2020-08-19 | 2020-11-17 | 国网河南省电力公司电力科学研究院 | 一种声振测量用压电换能单元结构 |
CN111952435B (zh) * | 2020-08-19 | 2022-03-29 | 国网河南省电力公司电力科学研究院 | 一种声振测量用压电换能单元结构 |
CN112218220A (zh) * | 2020-11-12 | 2021-01-12 | 诺思(天津)微系统有限责任公司 | 基于mems超声波换能器的微型扬声器 |
CN112218220B (zh) * | 2020-11-12 | 2022-07-12 | 诺思(天津)微系统有限责任公司 | 基于mems超声波换能器的微型扬声器 |
CN112871612A (zh) * | 2020-12-19 | 2021-06-01 | 复旦大学 | 具有多压电层的压电微机械超声换能器 |
CN112871614A (zh) * | 2021-01-12 | 2021-06-01 | 武汉大学 | 高发射性能的mems超声换能器 |
CN112871614B (zh) * | 2021-01-12 | 2022-03-15 | 武汉大学 | 高发射性能的mems超声换能器 |
CN114535038A (zh) * | 2022-02-28 | 2022-05-27 | 中国科学院苏州纳米技术与纳米仿生研究所 | 换能器单元、阵列、制备方法及能量设备 |
CN117177131A (zh) * | 2023-11-02 | 2023-12-05 | 青岛国数信息科技有限公司 | 一种隔绝互联线的压电声学芯片单元、芯片以及应用 |
CN117177131B (zh) * | 2023-11-02 | 2024-04-12 | 青岛国数信息科技有限公司 | 一种隔绝互联线的压电声学芯片单元、芯片以及应用 |
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Effective date of registration: 20220407 Address after: 315832 e2025, zone a, Room 401, building 1, No. 88, Meishan Qixing Road, Beilun District, Ningbo, Zhejiang Province Patentee after: Ningbo Huazhang enterprise management partnership (L.P.) Address before: 430072 Hubei Province, Wuhan city Wuchang District of Wuhan University Luojiashan Patentee before: WUHAN University |
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Effective date of registration: 20220901 Address after: No.01, 4th floor, building D7, phase 3, Wuhan Software New Town, No.9 Huacheng Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 Patentee after: Wuhan Minsheng New Technology Co.,Ltd. Address before: 315832 e2025, zone a, Room 401, building 1, No. 88, Meishan Qixing Road, Beilun District, Ningbo, Zhejiang Province Patentee before: Ningbo Huazhang enterprise management partnership (L.P.) |