CN112054781A - 具有双层同向叉指换能器结构的高性能谐振器 - Google Patents
具有双层同向叉指换能器结构的高性能谐振器 Download PDFInfo
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- CN112054781A CN112054781A CN202010952952.9A CN202010952952A CN112054781A CN 112054781 A CN112054781 A CN 112054781A CN 202010952952 A CN202010952952 A CN 202010952952A CN 112054781 A CN112054781 A CN 112054781A
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- 229910052759 nickel Inorganic materials 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
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- 239000010453 quartz Substances 0.000 claims description 3
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- 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
- H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
- H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
- H03H9/174—Membranes
-
- 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
- H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/25—Constructional features of resonators using surface acoustic waves
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Q值 | 机电耦合系数(%) | |
本发明 | 3525 | 17.7 |
比较例1 | 4000 | 13 |
Q值 | 机电耦合系数(%) | |
本发明 | 3525 | 17.7 |
比较例1 | 1379 | 4.7 |
Q值 | 机电耦合系数(%) | |
本发明 | 3525 | 17.7 |
比较例1 | 5217 | 1.4 |
Claims (14)
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112600529A (zh) * | 2020-12-18 | 2021-04-02 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN112615601A (zh) * | 2020-12-18 | 2021-04-06 | 广东广纳芯科技有限公司 | 一种具有poi结构的高fom值兰姆波谐振器 |
CN112615600A (zh) * | 2020-12-18 | 2021-04-06 | 广东广纳芯科技有限公司 | 一种上下埋电极比例相反兰姆波谐振器 |
CN112653421A (zh) * | 2020-12-18 | 2021-04-13 | 广东广纳芯科技有限公司 | 一种高声速高频高性能的窄带滤波器 |
CN112688650A (zh) * | 2020-12-17 | 2021-04-20 | 广东广纳芯科技有限公司 | 兰姆波谐振器及具备该兰姆波谐振器的滤波器和电子设备 |
CN112702037A (zh) * | 2020-12-18 | 2021-04-23 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN112702036A (zh) * | 2020-12-18 | 2021-04-23 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN113014218A (zh) * | 2021-03-03 | 2021-06-22 | 无锡市好达电子股份有限公司 | 一种新型键合结构声表面波器件及其制备方法 |
CN117118388A (zh) * | 2023-08-21 | 2023-11-24 | 天通瑞宏科技有限公司 | 一种多层复合晶圆及薄膜弹性波器件 |
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US3836877A (en) * | 1972-06-27 | 1974-09-17 | Siemens Ag | Piezoelectric filter |
CN1667947A (zh) * | 2004-03-09 | 2005-09-14 | 因芬尼昂技术股份公司 | 声体波滤波器及消去不要的侧通带方法 |
CN101185241A (zh) * | 2005-05-27 | 2008-05-21 | Nxp股份有限公司 | 体声波共振器器件 |
CN103166596A (zh) * | 2013-04-11 | 2013-06-19 | 天津大学 | 谐振器和滤波器 |
CN104205632A (zh) * | 2011-11-11 | 2014-12-10 | 芬兰国家技术研究中心 | 具有改进的通带特性的横向耦合式体声波滤波器 |
CN209313806U (zh) * | 2019-02-18 | 2019-08-27 | 西安科技大学 | 一种用于研究纳米声学效应的延迟线型声表面波器件 |
CN111602337A (zh) * | 2018-01-12 | 2020-08-28 | 株式会社村田制作所 | 弹性波装置、多工器、高频前端电路及通信装置 |
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2020
- 2020-09-11 CN CN202010952952.9A patent/CN112054781B/zh active Active
Patent Citations (7)
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US3836877A (en) * | 1972-06-27 | 1974-09-17 | Siemens Ag | Piezoelectric filter |
CN1667947A (zh) * | 2004-03-09 | 2005-09-14 | 因芬尼昂技术股份公司 | 声体波滤波器及消去不要的侧通带方法 |
CN101185241A (zh) * | 2005-05-27 | 2008-05-21 | Nxp股份有限公司 | 体声波共振器器件 |
CN104205632A (zh) * | 2011-11-11 | 2014-12-10 | 芬兰国家技术研究中心 | 具有改进的通带特性的横向耦合式体声波滤波器 |
CN103166596A (zh) * | 2013-04-11 | 2013-06-19 | 天津大学 | 谐振器和滤波器 |
CN111602337A (zh) * | 2018-01-12 | 2020-08-28 | 株式会社村田制作所 | 弹性波装置、多工器、高频前端电路及通信装置 |
CN209313806U (zh) * | 2019-02-18 | 2019-08-27 | 西安科技大学 | 一种用于研究纳米声学效应的延迟线型声表面波器件 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112688650A (zh) * | 2020-12-17 | 2021-04-20 | 广东广纳芯科技有限公司 | 兰姆波谐振器及具备该兰姆波谐振器的滤波器和电子设备 |
CN112600529A (zh) * | 2020-12-18 | 2021-04-02 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN112615601A (zh) * | 2020-12-18 | 2021-04-06 | 广东广纳芯科技有限公司 | 一种具有poi结构的高fom值兰姆波谐振器 |
CN112615600A (zh) * | 2020-12-18 | 2021-04-06 | 广东广纳芯科技有限公司 | 一种上下埋电极比例相反兰姆波谐振器 |
CN112653421A (zh) * | 2020-12-18 | 2021-04-13 | 广东广纳芯科技有限公司 | 一种高声速高频高性能的窄带滤波器 |
CN112702037A (zh) * | 2020-12-18 | 2021-04-23 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN112702036A (zh) * | 2020-12-18 | 2021-04-23 | 广东广纳芯科技有限公司 | 一种具有poi结构的兰姆波谐振器 |
CN112615600B (zh) * | 2020-12-18 | 2024-01-26 | 广东广纳芯科技有限公司 | 一种上下埋电极比例相反兰姆波谐振器 |
CN113014218A (zh) * | 2021-03-03 | 2021-06-22 | 无锡市好达电子股份有限公司 | 一种新型键合结构声表面波器件及其制备方法 |
CN113014218B (zh) * | 2021-03-03 | 2023-07-11 | 无锡市好达电子股份有限公司 | 一种新型键合结构声表面波器件及其制备方法 |
CN117118388A (zh) * | 2023-08-21 | 2023-11-24 | 天通瑞宏科技有限公司 | 一种多层复合晶圆及薄膜弹性波器件 |
CN117118388B (zh) * | 2023-08-21 | 2024-04-16 | 天通瑞宏科技有限公司 | 一种多层复合晶圆及薄膜弹性波器件 |
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