CN112845002A - Mems宽频带超声波换能器阵列 - Google Patents
Mems宽频带超声波换能器阵列 Download PDFInfo
- Publication number
- CN112845002A CN112845002A CN202011621958.4A CN202011621958A CN112845002A CN 112845002 A CN112845002 A CN 112845002A CN 202011621958 A CN202011621958 A CN 202011621958A CN 112845002 A CN112845002 A CN 112845002A
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- Prior art keywords
- transducer
- zero strain
- electrode layer
- ultrasonic transducer
- transducer array
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- 238000002604 ultrasonography Methods 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000002059 diagnostic imaging Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Images
Classifications
-
- 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
- B06B1/0607—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 multiple elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011621958.4A CN112845002B (zh) | 2020-12-31 | 2020-12-31 | Mems宽频带超声波换能器阵列 |
Applications Claiming Priority (1)
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CN202011621958.4A CN112845002B (zh) | 2020-12-31 | 2020-12-31 | Mems宽频带超声波换能器阵列 |
Publications (2)
Publication Number | Publication Date |
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CN112845002A true CN112845002A (zh) | 2021-05-28 |
CN112845002B CN112845002B (zh) | 2022-01-14 |
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CN202011621958.4A Active CN112845002B (zh) | 2020-12-31 | 2020-12-31 | Mems宽频带超声波换能器阵列 |
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CN (1) | CN112845002B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114014254A (zh) * | 2021-10-29 | 2022-02-08 | 安徽奥飞声学科技有限公司 | 一种mems结构 |
CN114130636A (zh) * | 2021-11-24 | 2022-03-04 | 武汉大学 | 一种压电式mems超声换能器 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103338022A (zh) * | 2013-07-22 | 2013-10-02 | 中国科学院半导体研究所 | 频率可调的mems谐振器 |
CN104271264A (zh) * | 2012-05-01 | 2015-01-07 | 富士胶片戴麦提克斯公司 | 具有双电极的超宽带换能器 |
CN105556333A (zh) * | 2013-08-15 | 2016-05-04 | 罗韦技术有限公司 | 子阵列换能器设备及方法 |
CN108778530A (zh) * | 2016-01-27 | 2018-11-09 | 毛伊图像公司 | 具有稀疏阵列探测器的超声成像 |
CN109311055A (zh) * | 2016-06-13 | 2019-02-05 | 皇家飞利浦有限公司 | 宽带超声换能器 |
CN110266285A (zh) * | 2019-05-31 | 2019-09-20 | 武汉大学 | 一种微机械谐振器、其制备及频率微调校正方法 |
CN110537264A (zh) * | 2016-12-04 | 2019-12-03 | 艾科索成像公司 | 可配置超声波成像器 |
CN111182429A (zh) * | 2020-01-03 | 2020-05-19 | 武汉大学 | 高填充率mems换能器 |
-
2020
- 2020-12-31 CN CN202011621958.4A patent/CN112845002B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104271264A (zh) * | 2012-05-01 | 2015-01-07 | 富士胶片戴麦提克斯公司 | 具有双电极的超宽带换能器 |
CN103338022A (zh) * | 2013-07-22 | 2013-10-02 | 中国科学院半导体研究所 | 频率可调的mems谐振器 |
CN105556333A (zh) * | 2013-08-15 | 2016-05-04 | 罗韦技术有限公司 | 子阵列换能器设备及方法 |
CN108778530A (zh) * | 2016-01-27 | 2018-11-09 | 毛伊图像公司 | 具有稀疏阵列探测器的超声成像 |
CN109311055A (zh) * | 2016-06-13 | 2019-02-05 | 皇家飞利浦有限公司 | 宽带超声换能器 |
CN110537264A (zh) * | 2016-12-04 | 2019-12-03 | 艾科索成像公司 | 可配置超声波成像器 |
CN110266285A (zh) * | 2019-05-31 | 2019-09-20 | 武汉大学 | 一种微机械谐振器、其制备及频率微调校正方法 |
CN111182429A (zh) * | 2020-01-03 | 2020-05-19 | 武汉大学 | 高填充率mems换能器 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114014254A (zh) * | 2021-10-29 | 2022-02-08 | 安徽奥飞声学科技有限公司 | 一种mems结构 |
CN114130636A (zh) * | 2021-11-24 | 2022-03-04 | 武汉大学 | 一种压电式mems超声换能器 |
CN114130636B (zh) * | 2021-11-24 | 2022-10-21 | 武汉大学 | 一种压电式mems超声换能器 |
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Publication number | Publication date |
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CN112845002B (zh) | 2022-01-14 |
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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: 20220823 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.) |
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