CN112134539A - 可调反射腔的射频压电谐振器及制备方法 - Google Patents
可调反射腔的射频压电谐振器及制备方法 Download PDFInfo
- Publication number
- CN112134539A CN112134539A CN202010834602.2A CN202010834602A CN112134539A CN 112134539 A CN112134539 A CN 112134539A CN 202010834602 A CN202010834602 A CN 202010834602A CN 112134539 A CN112134539 A CN 112134539A
- Authority
- CN
- China
- Prior art keywords
- resonator
- piezoelectric
- etching
- sacrificial layer
- substrate
- 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.)
- Pending
Links
- 238000002360 preparation method Methods 0.000 title abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 109
- 238000005530 etching Methods 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 239000010409 thin film Substances 0.000 claims abstract description 24
- 238000000227 grinding Methods 0.000 claims abstract description 19
- 230000005684 electric field Effects 0.000 claims abstract description 6
- 239000010408 film Substances 0.000 claims abstract description 4
- 238000001312 dry etching Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- 238000001039 wet etching Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 238000005498 polishing Methods 0.000 claims description 9
- 238000000151 deposition Methods 0.000 claims description 7
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 239000011733 molybdenum Substances 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052707 ruthenium Inorganic materials 0.000 claims description 6
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 5
- 229920002120 photoresistant polymer Polymers 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000001259 photo etching Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 2
- 238000001883 metal evaporation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003292 glue Substances 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
- 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
- H03H3/04—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 for obtaining desired frequency or temperature coefficient
-
- 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
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness
-
- 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
- H03H9/131—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials consisting of a multilayered structure
-
- 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
- H03H9/205—Constructional features of resonators consisting of piezoelectric or electrostrictive material having multiple resonators
-
- 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
- H03H2003/023—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 the resonators or networks being of the membrane type
-
- 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
- H03H3/04—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 for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
-
- 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
- H03H3/04—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 for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
- H03H2003/0421—Modification of the thickness of an element
- H03H2003/0428—Modification of the thickness of an element of an electrode
-
- 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
- H03H3/04—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 for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
- H03H2003/0421—Modification of the thickness of an element
- H03H2003/0435—Modification of the thickness of an element of a piezoelectric layer
-
- 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
- H03H2009/02165—Tuning
- H03H2009/02173—Tuning of film bulk acoustic resonators [FBAR]
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 (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010834602.2A CN112134539A (zh) | 2020-08-19 | 2020-08-19 | 可调反射腔的射频压电谐振器及制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010834602.2A CN112134539A (zh) | 2020-08-19 | 2020-08-19 | 可调反射腔的射频压电谐振器及制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112134539A true CN112134539A (zh) | 2020-12-25 |
Family
ID=73850989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010834602.2A Pending CN112134539A (zh) | 2020-08-19 | 2020-08-19 | 可调反射腔的射频压电谐振器及制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112134539A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112787616A (zh) * | 2021-01-05 | 2021-05-11 | 武汉大学 | 一种谐振器的调频方法 |
CN113328722A (zh) * | 2021-05-25 | 2021-08-31 | 武汉敏声新技术有限公司 | 一种薄膜体声波谐振器及制备方法 |
CN113381724A (zh) * | 2021-07-02 | 2021-09-10 | 中国科学院上海微系统与信息技术研究所 | 体声波谐振器及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103873010A (zh) * | 2014-03-17 | 2014-06-18 | 电子科技大学 | 一种压电薄膜体声波谐振器及其制备方法 |
CN110166012A (zh) * | 2019-05-15 | 2019-08-23 | 上海科技大学 | 二维耦合的射频压电谐振器及其制备方法 |
CN110417374A (zh) * | 2019-08-27 | 2019-11-05 | 南方科技大学 | 一种薄膜体声波谐振器及其制备方法 |
CN110601672A (zh) * | 2019-08-05 | 2019-12-20 | 北京中讯四方科技股份有限公司 | 高温度稳定性的声表波滤波器及其制备方法与应用 |
-
2020
- 2020-08-19 CN CN202010834602.2A patent/CN112134539A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103873010A (zh) * | 2014-03-17 | 2014-06-18 | 电子科技大学 | 一种压电薄膜体声波谐振器及其制备方法 |
CN110166012A (zh) * | 2019-05-15 | 2019-08-23 | 上海科技大学 | 二维耦合的射频压电谐振器及其制备方法 |
CN110601672A (zh) * | 2019-08-05 | 2019-12-20 | 北京中讯四方科技股份有限公司 | 高温度稳定性的声表波滤波器及其制备方法与应用 |
CN110417374A (zh) * | 2019-08-27 | 2019-11-05 | 南方科技大学 | 一种薄膜体声波谐振器及其制备方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112787616A (zh) * | 2021-01-05 | 2021-05-11 | 武汉大学 | 一种谐振器的调频方法 |
CN112787616B (zh) * | 2021-01-05 | 2024-04-09 | 武汉敏声新技术有限公司 | 一种谐振器的调频方法 |
CN113328722A (zh) * | 2021-05-25 | 2021-08-31 | 武汉敏声新技术有限公司 | 一种薄膜体声波谐振器及制备方法 |
CN113381724A (zh) * | 2021-07-02 | 2021-09-10 | 中国科学院上海微系统与信息技术研究所 | 体声波谐振器及其制备方法 |
CN113381724B (zh) * | 2021-07-02 | 2024-05-24 | 中国科学院上海微系统与信息技术研究所 | 体声波谐振器及其制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109714016B (zh) | 体声波谐振器 | |
CN112134539A (zh) | 可调反射腔的射频压电谐振器及制备方法 | |
US6617751B2 (en) | Film bulk acoustic resonator and method for fabrication thereof | |
JP3940932B2 (ja) | 薄膜圧電共振器、薄膜圧電デバイスおよびその製造方法 | |
CN111294010A (zh) | 一种薄膜体声波谐振器的腔体结构及制造工艺 | |
JP3939939B2 (ja) | 圧電薄膜共振素子の製造方法 | |
JP3867231B2 (ja) | 薄膜共振器及びその製造方法 | |
JP3965026B2 (ja) | 基板実装型バルク波音響共鳴器の空洞全体にまたがる下部電極 | |
CN103684336B (zh) | 包含具有内埋式温度补偿层的电极的谐振器装置 | |
CN112311347B (zh) | 一种可提高薄膜体声波谐振器品质因子q值的结构 | |
CN111211757B (zh) | 一种体声波谐振器的顶电极结构及制作工艺 | |
CN112803910A (zh) | 一种单晶薄膜体声波谐振器的制备方法 | |
CN110995196B (zh) | 谐振器的制备方法和谐振器 | |
CN113193846B (zh) | 一种带混合横向结构特征的薄膜体声波谐振器 | |
CN107026627A (zh) | 垂直阵列纳米柱薄膜体声波谐振器及其制备方法和滤波器 | |
WO2022000809A1 (zh) | 谐振器及其制备方法 | |
JP2007129776A (ja) | 薄膜圧電共振器、薄膜圧電デバイスおよびその製造方法 | |
EP4175171A1 (en) | Bulk acoustic wave resonator and manufacturing method therefor, filter and electronic device | |
CN113193847B (zh) | 改善薄膜体声波谐振器品质因子和优化应力分布的结构 | |
CN109995342A (zh) | 空气隙型薄膜体声波谐振器的制备方法 | |
CN117013979B (zh) | 一种体声波谐振器及其制备方法、滤波器和电子设备 | |
JP2003534696A (ja) | フィルタの改善 | |
CN117013978A (zh) | 一种体声波谐振器及其制备方法、滤波器和电子设备 | |
JPH0396005A (ja) | 圧電薄膜共振子 | |
JPH0640611B2 (ja) | 圧電薄膜共振子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220211 Address after: 325038 Wenzhou, Zhejiang Province, Zhejiang science and technology city innovation and entrepreneurship new phase 1 building 506 room (self declaration) Applicant after: Zhejiang Xingyao Semiconductor Co.,Ltd. Address before: 230001 Fenglin Yayuan 1 # 901, intersection of Linquan road and fenghuai Road, Luyang District, Hefei City, Anhui Province Applicant before: Hefei Xianwei enterprise management consulting partnership (L.P.) Applicant before: Hefei Erwei enterprise management consulting partnership (limited partnership) |