CN111245393A - 体声波谐振器及其制造方法、滤波器及电子设备 - Google Patents
体声波谐振器及其制造方法、滤波器及电子设备 Download PDFInfo
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Images
Classifications
-
- 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
-
- 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
- H03H9/15—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
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- 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
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CN201911226194.6A CN111245393B (zh) | 2019-12-04 | 2019-12-04 | 体声波谐振器及其制造方法、滤波器及电子设备 |
PCT/CN2020/088705 WO2021109444A1 (zh) | 2019-12-04 | 2020-05-06 | 体声波谐振器及其制造方法、滤波器及电子设备 |
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CN201911226194.6A CN111245393B (zh) | 2019-12-04 | 2019-12-04 | 体声波谐振器及其制造方法、滤波器及电子设备 |
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CN111245393B CN111245393B (zh) | 2021-08-10 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111769809A (zh) * | 2020-07-06 | 2020-10-13 | 苏州汉天下电子有限公司 | 一种新的体声波谐振器及其制造方法 |
CN112311347A (zh) * | 2020-10-16 | 2021-02-02 | 浙江大学杭州国际科创中心 | 一种可提高薄膜体声波谐振器品质因子q值的结构 |
CN112383286A (zh) * | 2020-08-04 | 2021-02-19 | 诺思(天津)微系统有限责任公司 | 体声波谐振器组件及其制造方法、滤波器及电子设备 |
CN113258899A (zh) * | 2021-05-18 | 2021-08-13 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
CN113395051A (zh) * | 2021-07-09 | 2021-09-14 | 赛莱克斯微系统科技(北京)有限公司 | 一种薄膜体声波谐振器和高频射频器件 |
WO2022037572A1 (zh) * | 2020-08-19 | 2022-02-24 | 诺思(天津)微系统有限责任公司 | 顶电极具有上下空隙的体声波谐振器及制造方法、滤波器及电子设备 |
WO2022062911A1 (zh) * | 2020-09-22 | 2022-03-31 | 诺思(天津)微系统有限责任公司 | 具有空隙层的体声波谐振器及组件和制造方法、滤波器和电子设备 |
WO2023030359A1 (zh) * | 2021-09-03 | 2023-03-09 | 诺思(天津)微系统有限责任公司 | 包括间隙电极的体声波谐振器、滤波器及电子设备 |
WO2023061191A1 (zh) * | 2021-10-15 | 2023-04-20 | 武汉衍熙微器件有限公司 | 体声波谐振结构及其制备方法、声波器件 |
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CN1595799A (zh) * | 2003-09-12 | 2005-03-16 | 松下电器产业株式会社 | 薄膜体声波谐振器以及制造该谐振器滤波器,复合电子元器件和通信器件的方法 |
US20110121915A1 (en) * | 2009-11-23 | 2011-05-26 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Passivation layers in acoustic resonators |
US20130049888A1 (en) * | 2011-08-24 | 2013-02-28 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic resonator formed on a pedestal |
US20150349747A1 (en) * | 2014-05-29 | 2015-12-03 | Avago Technologies General Ip ( Singapore) Pte. Ltd. | Capacitive coupled resonator device with air-gap separating electrode and piezoelectric layer |
US20160126930A1 (en) * | 2011-02-28 | 2016-05-05 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bulk acoustic wave resonator comprising a ring |
US20170077385A1 (en) * | 2015-09-10 | 2017-03-16 | Triquint Semiconductor, Inc. | Air gap in baw top metal stack for reduced resistive and acoustic loss |
CN109714016A (zh) * | 2017-10-25 | 2019-05-03 | 安华高科技股份有限公司 | 体声波谐振器 |
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CN103607178B (zh) * | 2013-09-17 | 2016-10-05 | 诺思(天津)微系统有限公司 | 薄膜体波谐振器及提高其品质因数的方法 |
KR20180008242A (ko) * | 2016-07-14 | 2018-01-24 | 삼성전기주식회사 | 탄성파 필터 장치 |
CN109905098A (zh) * | 2019-03-11 | 2019-06-18 | 重庆邮电大学 | 一种薄膜体声波谐振器及制备方法 |
CN109756201A (zh) * | 2019-03-26 | 2019-05-14 | 深圳华远微电科技有限公司 | 薄膜体声波谐振器和滤波器 |
CN110460320A (zh) * | 2019-08-06 | 2019-11-15 | 中国电子科技集团公司第二十六研究所 | 膜层结构、其制造方法及包括该膜层结构的滤波器 |
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2019
- 2019-12-04 CN CN201911226194.6A patent/CN111245393B/zh active Active
-
2020
- 2020-05-06 WO PCT/CN2020/088705 patent/WO2021109444A1/zh active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1595799A (zh) * | 2003-09-12 | 2005-03-16 | 松下电器产业株式会社 | 薄膜体声波谐振器以及制造该谐振器滤波器,复合电子元器件和通信器件的方法 |
US20110121915A1 (en) * | 2009-11-23 | 2011-05-26 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Passivation layers in acoustic resonators |
US20160126930A1 (en) * | 2011-02-28 | 2016-05-05 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bulk acoustic wave resonator comprising a ring |
US20130049888A1 (en) * | 2011-08-24 | 2013-02-28 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic resonator formed on a pedestal |
US20150349747A1 (en) * | 2014-05-29 | 2015-12-03 | Avago Technologies General Ip ( Singapore) Pte. Ltd. | Capacitive coupled resonator device with air-gap separating electrode and piezoelectric layer |
US20170077385A1 (en) * | 2015-09-10 | 2017-03-16 | Triquint Semiconductor, Inc. | Air gap in baw top metal stack for reduced resistive and acoustic loss |
CN109714016A (zh) * | 2017-10-25 | 2019-05-03 | 安华高科技股份有限公司 | 体声波谐振器 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111769809B (zh) * | 2020-07-06 | 2024-02-20 | 苏州汉天下电子有限公司 | 一种新的体声波谐振器及其制造方法 |
CN111769809A (zh) * | 2020-07-06 | 2020-10-13 | 苏州汉天下电子有限公司 | 一种新的体声波谐振器及其制造方法 |
CN112383286A (zh) * | 2020-08-04 | 2021-02-19 | 诺思(天津)微系统有限责任公司 | 体声波谐振器组件及其制造方法、滤波器及电子设备 |
WO2022037572A1 (zh) * | 2020-08-19 | 2022-02-24 | 诺思(天津)微系统有限责任公司 | 顶电极具有上下空隙的体声波谐振器及制造方法、滤波器及电子设备 |
WO2022062911A1 (zh) * | 2020-09-22 | 2022-03-31 | 诺思(天津)微系统有限责任公司 | 具有空隙层的体声波谐振器及组件和制造方法、滤波器和电子设备 |
CN112311347A (zh) * | 2020-10-16 | 2021-02-02 | 浙江大学杭州国际科创中心 | 一种可提高薄膜体声波谐振器品质因子q值的结构 |
CN112311347B (zh) * | 2020-10-16 | 2024-05-24 | 浙江大学杭州国际科创中心 | 一种可提高薄膜体声波谐振器品质因子q值的结构 |
CN113258899A (zh) * | 2021-05-18 | 2021-08-13 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
CN113258899B (zh) * | 2021-05-18 | 2024-06-04 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
CN113395051A (zh) * | 2021-07-09 | 2021-09-14 | 赛莱克斯微系统科技(北京)有限公司 | 一种薄膜体声波谐振器和高频射频器件 |
CN113395051B (zh) * | 2021-07-09 | 2024-03-26 | 赛莱克斯微系统科技(北京)有限公司 | 一种薄膜体声波谐振器和高频射频器件 |
WO2023030359A1 (zh) * | 2021-09-03 | 2023-03-09 | 诺思(天津)微系统有限责任公司 | 包括间隙电极的体声波谐振器、滤波器及电子设备 |
WO2023061191A1 (zh) * | 2021-10-15 | 2023-04-20 | 武汉衍熙微器件有限公司 | 体声波谐振结构及其制备方法、声波器件 |
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WO2021109444A1 (zh) | 2021-06-10 |
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