CN113285685A - 石英薄膜体声波谐振器及其加工方法、电子设备 - Google Patents
石英薄膜体声波谐振器及其加工方法、电子设备 Download PDFInfo
- Publication number
- CN113285685A CN113285685A CN202110246429.9A CN202110246429A CN113285685A CN 113285685 A CN113285685 A CN 113285685A CN 202110246429 A CN202110246429 A CN 202110246429A CN 113285685 A CN113285685 A CN 113285685A
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- Prior art keywords
- quartz
- bulk acoustic
- acoustic resonator
- electrode
- film bulk
- 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.)
- Granted
Links
- 239000010453 quartz Substances 0.000 title claims abstract description 97
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 238000003672 processing method Methods 0.000 title abstract description 5
- 239000000758 substrate Substances 0.000 claims abstract description 38
- 239000010408 film Substances 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 20
- 229910052710 silicon Inorganic materials 0.000 claims description 20
- 239000010703 silicon Substances 0.000 claims description 20
- 239000010409 thin film Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 238000005530 etching Methods 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 9
- 230000006355 external stress Effects 0.000 abstract description 8
- 235000012431 wafers Nutrition 0.000 description 22
- 230000002787 reinforcement Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- 238000001312 dry etching Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
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CN202110246429.9A CN113285685B (zh) | 2021-03-05 | 2021-03-05 | 石英薄膜体声波谐振器及其加工方法、电子设备 |
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CN202110246429.9A CN113285685B (zh) | 2021-03-05 | 2021-03-05 | 石英薄膜体声波谐振器及其加工方法、电子设备 |
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CN113285685A true CN113285685A (zh) | 2021-08-20 |
CN113285685B CN113285685B (zh) | 2022-12-09 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024027736A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 压电层设置导电通孔的石英谐振器及其制造方法、电子器件 |
WO2024027733A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 压电层为反高台结构的石英谐振器及其制造方法、电子器件 |
WO2024027734A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 电极引出部处于同侧的石英谐振器及其制造方法、电子器件 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101010875A (zh) * | 2004-09-10 | 2007-08-01 | 株式会社村田制作所 | 压电薄膜共振器 |
US20150145610A1 (en) * | 2011-06-17 | 2015-05-28 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Packaged device with acoustic resonator and electronic circuitry and method of making the same |
CN204442306U (zh) * | 2015-01-10 | 2015-07-01 | 俞明洋 | 改良结构的音叉石英晶体谐振器 |
CN109150135A (zh) * | 2018-11-13 | 2019-01-04 | 杭州左蓝微电子技术有限公司 | 基于键合的薄膜体声波谐振器及其加工方法 |
CN109660227A (zh) * | 2018-12-24 | 2019-04-19 | 中国科学院苏州纳米技术与纳米仿生研究所南昌研究院 | 薄膜体声波滤波器及其封装方法 |
CN111010114A (zh) * | 2019-08-09 | 2020-04-14 | 天津大学 | 带吸热与散热结构的体声波谐振器、滤波器和电子设备 |
CN111245397A (zh) * | 2019-12-06 | 2020-06-05 | 天津大学 | 体声波谐振器及制造方法、体声波谐振器单元、滤波器及电子设备 |
CN112039464A (zh) * | 2019-07-19 | 2020-12-04 | 中芯集成电路(宁波)有限公司上海分公司 | Baw谐振器的封装模块及封装方法 |
CN112117979A (zh) * | 2019-08-16 | 2020-12-22 | 中芯集成电路(宁波)有限公司 | 谐振器及其制造方法、滤波器、电子设备 |
-
2021
- 2021-03-05 CN CN202110246429.9A patent/CN113285685B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101010875A (zh) * | 2004-09-10 | 2007-08-01 | 株式会社村田制作所 | 压电薄膜共振器 |
US20150145610A1 (en) * | 2011-06-17 | 2015-05-28 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Packaged device with acoustic resonator and electronic circuitry and method of making the same |
CN204442306U (zh) * | 2015-01-10 | 2015-07-01 | 俞明洋 | 改良结构的音叉石英晶体谐振器 |
CN109150135A (zh) * | 2018-11-13 | 2019-01-04 | 杭州左蓝微电子技术有限公司 | 基于键合的薄膜体声波谐振器及其加工方法 |
CN109660227A (zh) * | 2018-12-24 | 2019-04-19 | 中国科学院苏州纳米技术与纳米仿生研究所南昌研究院 | 薄膜体声波滤波器及其封装方法 |
CN112039464A (zh) * | 2019-07-19 | 2020-12-04 | 中芯集成电路(宁波)有限公司上海分公司 | Baw谐振器的封装模块及封装方法 |
CN111010114A (zh) * | 2019-08-09 | 2020-04-14 | 天津大学 | 带吸热与散热结构的体声波谐振器、滤波器和电子设备 |
CN112117979A (zh) * | 2019-08-16 | 2020-12-22 | 中芯集成电路(宁波)有限公司 | 谐振器及其制造方法、滤波器、电子设备 |
CN111245397A (zh) * | 2019-12-06 | 2020-06-05 | 天津大学 | 体声波谐振器及制造方法、体声波谐振器单元、滤波器及电子设备 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024027736A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 压电层设置导电通孔的石英谐振器及其制造方法、电子器件 |
WO2024027733A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 压电层为反高台结构的石英谐振器及其制造方法、电子器件 |
WO2024027734A1 (zh) * | 2022-08-05 | 2024-02-08 | 天津大学 | 电极引出部处于同侧的石英谐振器及其制造方法、电子器件 |
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Effective date of registration: 20230925 Address after: Room 315, Building C2, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518073 Patentee after: Shenzhen Weihai Zhixin Technology Co.,Ltd. Address before: Room 28, Room 404, Building D, Guangzhou Airport Center, No. 1, Lvgang 3rd Street, Huadu District, Guangzhou City, Guangdong Province, 510805 (Airport Huadu) Patentee before: Guangzhou Leyi Investment Co.,Ltd. |
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Effective date of registration: 20231113 Address after: Room 28, Room 404, Building D, Guangzhou Airport Center, No. 1, Lvgang 3rd Street, Huadu District, Guangzhou City, Guangdong Province, 510805 (Airport Huadu) Patentee after: Guangzhou Leyi Investment Co.,Ltd. Address before: Room 315, Building C2, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518073 Patentee before: Shenzhen Weihai Zhixin Technology Co.,Ltd. |