CN111756351A - 体声波谐振器及其制造方法、滤波器和电子设备 - Google Patents
体声波谐振器及其制造方法、滤波器和电子设备 Download PDFInfo
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- CN111756351A CN111756351A CN202010259657.5A CN202010259657A CN111756351A CN 111756351 A CN111756351 A CN 111756351A CN 202010259657 A CN202010259657 A CN 202010259657A CN 111756351 A CN111756351 A CN 111756351A
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- resonator
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- piezoelectric layer
- support beam
- metal
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 96
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- 239000000758 substrate Substances 0.000 claims abstract description 69
- 238000000034 method Methods 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims description 19
- 230000007935 neutral effect Effects 0.000 claims description 17
- 238000000059 patterning Methods 0.000 claims description 14
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- 238000005452 bending Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 13
- 238000006073 displacement reaction Methods 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 229910002923 B–O–B Inorganic materials 0.000 description 7
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 7
- 239000010409 thin film Substances 0.000 description 7
- 229910052681 coesite Inorganic materials 0.000 description 6
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
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- 239000010931 gold Substances 0.000 description 5
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 4
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- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 3
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- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- -1 but not limited to Substances 0.000 description 2
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- 229910052749 magnesium Inorganic materials 0.000 description 2
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- 229910052684 Cerium Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
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- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
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- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052773 Promethium Inorganic materials 0.000 description 1
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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- 229910052804 chromium Inorganic materials 0.000 description 1
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- 210000000567 greater sac Anatomy 0.000 description 1
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- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 description 1
- 210000004379 membrane Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000001451 molecular beam epitaxy Methods 0.000 description 1
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- UKDIAJWKFXFVFG-UHFFFAOYSA-N potassium;oxido(dioxo)niobium Chemical compound [K+].[O-][Nb](=O)=O UKDIAJWKFXFVFG-UHFFFAOYSA-N 0.000 description 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
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- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- 230000007704 transition Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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
- H03H9/15—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
-
- 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
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/564—Monolithic crystal filters implemented with thin-film techniques
-
- 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
- H03H2003/028—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 values of other parameters
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (29)
Priority Applications (1)
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CN202010259657.5A CN111756351B (zh) | 2020-04-03 | 2020-04-03 | 体声波谐振器及其制造方法、滤波器和电子设备 |
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CN202010259657.5A CN111756351B (zh) | 2020-04-03 | 2020-04-03 | 体声波谐振器及其制造方法、滤波器和电子设备 |
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CN111756351A true CN111756351A (zh) | 2020-10-09 |
CN111756351B CN111756351B (zh) | 2021-08-10 |
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CN202010259657.5A Active CN111756351B (zh) | 2020-04-03 | 2020-04-03 | 体声波谐振器及其制造方法、滤波器和电子设备 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113285689A (zh) * | 2021-03-05 | 2021-08-20 | 天津大学 | 石英晶体谐振器及其形成方法、电子设备 |
CN114337580A (zh) * | 2022-01-06 | 2022-04-12 | 武汉敏声新技术有限公司 | 一种薄膜声表面波谐振器及其制备方法 |
WO2022161142A1 (zh) * | 2021-02-01 | 2022-08-04 | 诺思(天津)微系统有限责任公司 | 体声波谐振器、滤波器及电子设备 |
CN115296640A (zh) * | 2022-10-08 | 2022-11-04 | 深圳新声半导体有限公司 | 一种微机电声波谐振器 |
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CN108233888A (zh) * | 2016-12-22 | 2018-06-29 | 三星电机株式会社 | 体声波谐振器及包括该体声波谐振器的滤波器 |
CN110401428A (zh) * | 2018-04-25 | 2019-11-01 | 上海珏芯光电科技有限公司 | 薄膜体声波谐振器及其制造方法 |
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2020
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JPH07212171A (ja) * | 1994-01-24 | 1995-08-11 | Meidensha Corp | 厚みすべり水晶振動子 |
CN1237828A (zh) * | 1998-06-02 | 1999-12-08 | 诺基亚流动电话有限公司 | 谐振器结构 |
KR20040095819A (ko) * | 2003-04-28 | 2004-11-16 | 엘지전자 주식회사 | 박막 용적 탄성파 공진기를 이용한 환경 센서 |
KR100623396B1 (ko) * | 2005-06-28 | 2006-09-13 | 쌍신전자통신주식회사 | 체적탄성파 소자 및 그 제조방법 |
CN103095243A (zh) * | 2011-11-02 | 2013-05-08 | 日本电波工业株式会社 | 压电振动片以及压电元件 |
CN102931941A (zh) * | 2012-10-29 | 2013-02-13 | 天津理工大学 | 一种薄膜体声波谐振器基片及其制备方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022161142A1 (zh) * | 2021-02-01 | 2022-08-04 | 诺思(天津)微系统有限责任公司 | 体声波谐振器、滤波器及电子设备 |
CN113285689A (zh) * | 2021-03-05 | 2021-08-20 | 天津大学 | 石英晶体谐振器及其形成方法、电子设备 |
CN114337580A (zh) * | 2022-01-06 | 2022-04-12 | 武汉敏声新技术有限公司 | 一种薄膜声表面波谐振器及其制备方法 |
CN114337580B (zh) * | 2022-01-06 | 2023-11-03 | 武汉敏声新技术有限公司 | 一种薄膜声表面波谐振器及其制备方法 |
CN115296640A (zh) * | 2022-10-08 | 2022-11-04 | 深圳新声半导体有限公司 | 一种微机电声波谐振器 |
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CN111756351B (zh) | 2021-08-10 |
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