JP4838093B2 - 圧電薄膜共振器およびフィルタ - Google Patents
圧電薄膜共振器およびフィルタ Download PDFInfo
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- JP4838093B2 JP4838093B2 JP2006290495A JP2006290495A JP4838093B2 JP 4838093 B2 JP4838093 B2 JP 4838093B2 JP 2006290495 A JP2006290495 A JP 2006290495A JP 2006290495 A JP2006290495 A JP 2006290495A JP 4838093 B2 JP4838093 B2 JP 4838093B2
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- 239000010409 thin film Substances 0.000 title claims description 51
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 10
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 4
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
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- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
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- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 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
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- -1 Ir) Substances 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 239000002648 laminated material Substances 0.000 description 1
- 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
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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 elements; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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
- 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 elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02086—Means for compensation or elimination of undesirable effects
- H03H9/02118—Means for compensation or elimination of undesirable effects of lateral leakage between adjacent resonators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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
- H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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
- H03H9/173—Air-gaps
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/566—Electric coupling means therefor
- H03H9/568—Electric coupling means therefor consisting of a ladder configuration
-
- 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
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
13、23、33、43 下部電極
14、24,34、44 圧電薄膜
15、25、35、45 上部電極
16、26、36、46 空隙
47 共振部
48 配線部
50 開口部
58 空間
Claims (4)
- 基板の空隙上または基板との間に空隙が形成されるように設けられた下部電極と、
該下部電極上に設けられた圧電膜と、
前記圧電膜を挟み前記下部電極と対向する共振部を有するように前記圧電膜上に設けられた上部電極と、を具備し、
前記下部電極および前記上部電極の少なくとも一方は、前記空隙上に前記共振部から信号を引き出すための配線部を有し、
前記下部電極および前記上部電極の少なくとも一方は、前記配線部に開口部を有することにより、前記配線部における前記圧電膜に接する単位面積当たりの質量が前記共振部における単位面積あたりの質量より小さいことを特徴とする圧電薄膜共振器。 - 基板の空隙上または基板との間に空隙が形成されるように設けられた下部電極と、
該下部電極上に設けられた圧電膜と、
前記圧電膜を挟み前記下部電極と対向する共振部を有するように前記圧電膜上に設けられた上部電極と、を具備し、
前記下部電極および前記上部電極の少なくとも一方は、前記空隙上に前記共振部から信号を引き出すための配線部を有し、
前記下部電極および前記上部電極の少なくとも一方は、前記配線部の少なくとも一部の領域において前記圧電膜と空間を挟み形成されていることにより、前記配線部における前記圧電膜に接する単位面積当たりの質量が前記共振部における単位面積あたりの質量より小さいことを特徴とする圧電薄膜共振器。 - 前記圧電膜は(002)方向を主軸とする配向性を有するAlNまたはZnOであることを特徴とする請求項1または2記載の圧電薄膜共振器。
- 請求項1から3のいずれか一項記載の圧電薄膜共振器を有するフィルタ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006290495A JP4838093B2 (ja) | 2006-10-25 | 2006-10-25 | 圧電薄膜共振器およびフィルタ |
KR1020070107121A KR100900128B1 (ko) | 2006-10-25 | 2007-10-24 | 압전 박막 공진기 및 필터 |
CN2007101674548A CN101170303B (zh) | 2006-10-25 | 2007-10-25 | 压电薄膜谐振器和使用该压电薄膜谐振器的滤波器 |
US11/976,608 US7602101B2 (en) | 2006-10-25 | 2007-10-25 | Piezoelectric thin-film resonator and filter using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006290495A JP4838093B2 (ja) | 2006-10-25 | 2006-10-25 | 圧電薄膜共振器およびフィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008109414A JP2008109414A (ja) | 2008-05-08 |
JP4838093B2 true JP4838093B2 (ja) | 2011-12-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006290495A Expired - Fee Related JP4838093B2 (ja) | 2006-10-25 | 2006-10-25 | 圧電薄膜共振器およびフィルタ |
Country Status (4)
Country | Link |
---|---|
US (1) | US7602101B2 (ja) |
JP (1) | JP4838093B2 (ja) |
KR (1) | KR100900128B1 (ja) |
CN (1) | CN101170303B (ja) |
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---|---|---|---|---|
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US9608592B2 (en) | 2014-01-21 | 2017-03-28 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Film bulk acoustic wave resonator (FBAR) having stress-relief |
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US9634642B2 (en) * | 2014-05-30 | 2017-04-25 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Acoustic resonator comprising vertically extended acoustic cavity |
JP6652062B2 (ja) | 2014-09-30 | 2020-02-19 | 株式会社村田製作所 | 弾性波装置及びその製造方法 |
JP6368214B2 (ja) | 2014-10-03 | 2018-08-01 | 太陽誘電株式会社 | 弾性波デバイス |
KR101843244B1 (ko) | 2016-02-17 | 2018-05-14 | 삼성전기주식회사 | 음향 공진기 및 그 제조 방법 |
JP6757594B2 (ja) | 2016-05-18 | 2020-09-23 | 太陽誘電株式会社 | 圧電薄膜共振器、フィルタおよびマルチプレクサ |
WO2018051846A1 (ja) * | 2016-09-13 | 2018-03-22 | 株式会社村田製作所 | 弾性波フィルタ装置、マルチプレクサ、高周波フロントエンド回路及び通信装置 |
KR101867285B1 (ko) * | 2016-09-21 | 2018-07-19 | 삼성전기주식회사 | 음향 공진기 및 필터 |
US10797676B2 (en) | 2017-09-15 | 2020-10-06 | Qualcomm Incorporated | Acoustic resonator with enhanced boundary conditions |
JP7290941B2 (ja) * | 2018-12-27 | 2023-06-14 | 太陽誘電株式会社 | 弾性波デバイス、フィルタおよびマルチプレクサ |
US10879872B2 (en) | 2019-04-19 | 2020-12-29 | Akoustis, Inc. | BAW resonators with antisymmetric thick electrodes |
US10958235B2 (en) * | 2019-08-21 | 2021-03-23 | Murata Manufacturing Co., Ltd. | Thickness mode resonator |
CN111756346B (zh) * | 2020-05-19 | 2021-08-24 | 见闻录(浙江)半导体有限公司 | 一种固态装配谐振器的联接结构及制作工艺 |
CN114978094B (zh) * | 2022-05-16 | 2024-11-15 | 武汉敏声新技术有限公司 | 一种体声波谐振器及其制备方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60189307A (ja) | 1984-03-09 | 1985-09-26 | Toshiba Corp | 圧電薄膜共振器およびその製造方法 |
DE69836011T2 (de) * | 1998-01-16 | 2007-05-24 | Mitsubishi Denki K.K. | Piezoelektrische dünnschichtanordnung |
EP1078453B1 (de) * | 1998-05-08 | 2003-04-16 | Infineon Technologies AG | Dünnfilm-piezoresonator |
JP2001211052A (ja) * | 2000-01-26 | 2001-08-03 | Murata Mfg Co Ltd | 圧電共振子 |
GB0012439D0 (en) * | 2000-05-24 | 2000-07-12 | Univ Cranfield | Improvements to filters |
GB0014963D0 (en) * | 2000-06-20 | 2000-08-09 | Koninkl Philips Electronics Nv | A bulk acoustic wave device |
JP3954395B2 (ja) * | 2001-10-26 | 2007-08-08 | 富士通株式会社 | 圧電薄膜共振子、フィルタ、および圧電薄膜共振子の製造方法 |
JP4039322B2 (ja) * | 2002-07-23 | 2008-01-30 | 株式会社村田製作所 | 圧電フィルタ、デュプレクサ、複合圧電共振器および通信装置、並びに、圧電フィルタの周波数調整方法 |
JP4128836B2 (ja) * | 2002-09-27 | 2008-07-30 | Tdk株式会社 | 薄膜圧電共振子、それを用いたフィルタ及びデュプレクサ |
JP4223428B2 (ja) * | 2004-03-31 | 2009-02-12 | 富士通メディアデバイス株式会社 | フィルタおよびその製造方法 |
JP2006019935A (ja) * | 2004-06-30 | 2006-01-19 | Toshiba Corp | 薄膜圧電共振器及びその製造方法 |
JP2006020020A (ja) * | 2004-07-01 | 2006-01-19 | Nippon Dempa Kogyo Co Ltd | 水晶振動子 |
JP4434082B2 (ja) * | 2004-09-07 | 2010-03-17 | 株式会社村田製作所 | 圧電共振子の製造方法 |
JP4535841B2 (ja) | 2004-10-28 | 2010-09-01 | 富士通メディアデバイス株式会社 | 圧電薄膜共振子及びこれを用いたフィルタ |
JP4435049B2 (ja) * | 2005-08-08 | 2010-03-17 | 株式会社東芝 | 薄膜圧電共振器及びその製造方法 |
JP4756461B2 (ja) * | 2005-10-12 | 2011-08-24 | 宇部興産株式会社 | 窒化アルミニウム薄膜およびそれを用いた圧電薄膜共振子 |
CN101292422B (zh) * | 2005-11-04 | 2013-01-16 | 株式会社村田制作所 | 压电谐振器、滤波器、以及双模滤波器 |
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CN101170303B (zh) | 2011-09-14 |
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