CN111010122A - 电极具有空隙层的体声波谐振器、滤波器及电子设备 - Google Patents
电极具有空隙层的体声波谐振器、滤波器及电子设备 Download PDFInfo
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- CN111010122A CN111010122A CN201911027009.0A CN201911027009A CN111010122A CN 111010122 A CN111010122 A CN 111010122A CN 201911027009 A CN201911027009 A CN 201911027009A CN 111010122 A CN111010122 A CN 111010122A
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- H—ELECTRICITY
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- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
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- H—ELECTRICITY
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- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02086—Means for compensation or elimination of undesirable effects
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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
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- H—ELECTRICITY
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- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
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- 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
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
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CN2019110092623 | 2019-10-23 | ||
CN201911009262 | 2019-10-23 |
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CN111010122A true CN111010122A (zh) | 2020-04-14 |
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CN201911027009.0A Active CN111010122B (zh) | 2019-10-23 | 2019-10-26 | 电极具有空隙层的体声波谐振器、滤波器及电子设备 |
CN201911027015.6A Active CN111010123B (zh) | 2019-10-23 | 2019-10-26 | 电极具有空隙层和凸起结构的体声波谐振器、滤波器及电子设备 |
CN201911267553.2A Active CN111082774B (zh) | 2019-10-23 | 2019-12-11 | 电极具有空隙层的体声波谐振器、滤波器及电子设备 |
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CN201911267553.2A Active CN111082774B (zh) | 2019-10-23 | 2019-12-11 | 电极具有空隙层的体声波谐振器、滤波器及电子设备 |
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CN111585537A (zh) * | 2020-06-05 | 2020-08-25 | 武汉衍熙微器件有限公司 | 谐振器及滤波器 |
CN111884617A (zh) * | 2020-06-29 | 2020-11-03 | 瑞声声学科技(深圳)有限公司 | 谐振器及其制备方法 |
WO2021077711A1 (zh) * | 2019-10-23 | 2021-04-29 | 诺思(天津)微系统有限责任公司 | 电极具有空隙层的体声波谐振器、滤波器及电子设备 |
WO2022143286A1 (zh) * | 2020-12-31 | 2022-07-07 | 诺思(天津)微系统有限责任公司 | 单晶体声波谐振器、滤波器及电子设备 |
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CN111600569B (zh) * | 2020-04-29 | 2022-02-22 | 诺思(天津)微系统有限责任公司 | 体声波谐振器及其制造方法、滤波器及电子设备 |
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WO2021077711A1 (zh) | 2021-04-29 |
CN111082774A (zh) | 2020-04-28 |
EP4072014A4 (en) | 2024-06-26 |
CN111010123A (zh) | 2020-04-14 |
EP4072013A4 (en) | 2024-04-10 |
CN111162748A (zh) | 2020-05-15 |
EP4068627A4 (en) | 2024-01-10 |
EP4068627A1 (en) | 2022-10-05 |
WO2021077712A1 (zh) | 2021-04-29 |
WO2021077715A1 (zh) | 2021-04-29 |
WO2021077717A1 (zh) | 2021-04-29 |
CN111082774B (zh) | 2021-03-12 |
CN111010122B (zh) | 2021-06-01 |
EP4068628A1 (en) | 2022-10-05 |
EP4072013A1 (en) | 2022-10-12 |
EP4068628A4 (en) | 2024-04-10 |
CN111162748B (zh) | 2021-06-01 |
EP4072014A1 (en) | 2022-10-12 |
CN111010123B (zh) | 2021-06-01 |
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