CN100499366C - 压电薄膜谐振器和滤波器及其制造方法 - Google Patents
压电薄膜谐振器和滤波器及其制造方法 Download PDFInfo
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- CN100499366C CN100499366C CNB2005100760890A CN200510076089A CN100499366C CN 100499366 C CN100499366 C CN 100499366C CN B2005100760890 A CNB2005100760890 A CN B2005100760890A CN 200510076089 A CN200510076089 A CN 200510076089A CN 100499366 C CN100499366 C CN 100499366C
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- bottom electrode
- sacrifice layer
- thin film
- piezoelectric
- piezoelectric thin
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- 239000012528 membrane Substances 0.000 claims description 22
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- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 8
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- 238000001259 photo etching Methods 0.000 description 7
- 229910017083 AlN Inorganic materials 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
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- 239000007864 aqueous solution Substances 0.000 description 2
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- 239000010949 copper Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
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- 229910052732 germanium Inorganic materials 0.000 description 2
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- 239000002184 metal Substances 0.000 description 2
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- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
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- 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
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910003781 PbTiO3 Inorganic materials 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
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- 229910052782 aluminium Inorganic materials 0.000 description 1
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- 238000009792 diffusion process Methods 0.000 description 1
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- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 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
- 230000010358 mechanical oscillation Effects 0.000 description 1
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- 229920003023 plastic Polymers 0.000 description 1
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- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 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
- 239000002002 slurry Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance 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
- 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
- 238000001039 wet etching Methods 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
-
- 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
- H03H9/566—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
-
- 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
- H03H3/08—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 resonators or networks using surface acoustic waves
-
- 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
- H03H9/173—Air-gaps
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 (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004162646 | 2004-05-31 | ||
JP2004162646A JP4149416B2 (ja) | 2004-05-31 | 2004-05-31 | 圧電薄膜共振子およびフィルタならびにそれらの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1716768A CN1716768A (zh) | 2006-01-04 |
CN100499366C true CN100499366C (zh) | 2009-06-10 |
Family
ID=34982189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100760890A Active CN100499366C (zh) | 2004-05-31 | 2005-05-31 | 压电薄膜谐振器和滤波器及其制造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7432631B2 (zh) |
EP (1) | EP1603234B1 (zh) |
JP (1) | JP4149416B2 (zh) |
KR (1) | KR100710780B1 (zh) |
CN (1) | CN100499366C (zh) |
DE (1) | DE602005000537T2 (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005073175A (ja) * | 2003-08-27 | 2005-03-17 | Fujitsu Media Device Kk | 圧電薄膜共振子及びその製造方法 |
US7889027B2 (en) * | 2005-09-09 | 2011-02-15 | Sony Corporation | Film bulk acoustic resonator shaped as an ellipse with a part cut off |
US7486003B1 (en) * | 2005-09-22 | 2009-02-03 | Sei-Joo Jang | Polymer bulk acoustic resonator |
JP4707533B2 (ja) * | 2005-10-27 | 2011-06-22 | 太陽誘電株式会社 | 圧電薄膜共振器およびフィルタ |
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 |
JP2007208728A (ja) * | 2006-02-02 | 2007-08-16 | Fujitsu Media Device Kk | 圧電薄膜共振器、フィルタおよびその製造方法 |
JP4707574B2 (ja) * | 2006-02-02 | 2011-06-22 | 太陽誘電株式会社 | 圧電薄膜共振器、フィルタおよびその製造方法 |
JP4719623B2 (ja) * | 2006-05-31 | 2011-07-06 | 太陽誘電株式会社 | フィルタ |
JP4968900B2 (ja) * | 2006-10-17 | 2012-07-04 | 太陽誘電株式会社 | ラダー型フィルタの製造方法 |
US20100109809A1 (en) * | 2007-01-17 | 2010-05-06 | Kensuke Tanaka | Thin film piezoelectric resonator and thin film piezoelectric filter |
JP5080858B2 (ja) * | 2007-05-17 | 2012-11-21 | 太陽誘電株式会社 | 圧電薄膜共振器およびフィルタ |
JP5191762B2 (ja) * | 2008-03-06 | 2013-05-08 | 太陽誘電株式会社 | 圧電薄膜共振器、フィルタ、および通信装置 |
JP5030163B2 (ja) * | 2008-03-19 | 2012-09-19 | 日本電信電話株式会社 | 微小機械共振器およびその製造方法 |
JP2009252757A (ja) * | 2008-04-01 | 2009-10-29 | Seiko Epson Corp | 圧電素子およびその製造方法、圧電アクチュエータ、並びに、液体噴射ヘッド |
JP5226409B2 (ja) | 2008-07-17 | 2013-07-03 | 太陽誘電株式会社 | 共振デバイス、通信モジュール、通信装置、共振デバイスの製造方法 |
JP5322597B2 (ja) * | 2008-11-13 | 2013-10-23 | 太陽誘電株式会社 | 共振子、フィルタ、デュープレクサおよび電子装置 |
KR101708893B1 (ko) | 2010-09-01 | 2017-03-08 | 삼성전자주식회사 | 체적 음향 공진기 구조 및 제조 방법 |
FR2968861B1 (fr) * | 2010-12-10 | 2013-09-27 | Commissariat Energie Atomique | Procédé de fabrication d'un résonateur a ondes acoustiques comprenant une membrane suspendue |
JP5815329B2 (ja) * | 2011-08-22 | 2015-11-17 | 太陽誘電株式会社 | 弾性波デバイス |
CN103234562A (zh) * | 2013-04-19 | 2013-08-07 | 山东科技大学 | 一种具有半椭圆形微流道的压电薄膜谐振传感器 |
JP6205937B2 (ja) | 2013-07-22 | 2017-10-04 | セイコーエプソン株式会社 | 圧電膜製造方法、振動子製造方法、振動片、振動子、発振器、電子機器及び移動体 |
US9673384B2 (en) * | 2014-06-06 | 2017-06-06 | Akoustis, Inc. | Resonance circuit with a single crystal capacitor dielectric material |
CN106716827B (zh) * | 2014-10-29 | 2020-06-19 | 株式会社村田制作所 | 压电模块 |
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 |
US10734968B2 (en) * | 2016-08-26 | 2020-08-04 | Samsung Electro-Mechanics Co., Ltd. | Bulk acoustic resonator and filter including the same |
CN107979352B (zh) * | 2016-10-24 | 2021-07-06 | 天津大学 | 一种薄膜体声波微流控混合装置 |
JP6886357B2 (ja) | 2017-07-03 | 2021-06-16 | 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 |
US11057017B2 (en) * | 2017-08-17 | 2021-07-06 | Samsung Electro-Mechanics Co., Ltd | Bulk-acoustic wave resonator |
Citations (3)
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CN1283895A (zh) * | 1999-07-29 | 2001-02-14 | 朗迅科技公司 | 薄膜谐振器装置及其制作方法 |
CN1395752A (zh) * | 2000-11-13 | 2003-02-05 | 门斯股份有限公司 | 薄膜谐振器及其制造方法 |
CN1495997A (zh) * | 2002-09-20 | 2004-05-12 | 富士通媒体部品株式会社 | 滤波器器件 |
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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 |
JPS6276913A (ja) | 1985-09-30 | 1987-04-09 | Toshiba Corp | 薄膜弾性波装置 |
JPS631200A (ja) * | 1986-06-19 | 1988-01-06 | Onkyo Corp | 圧電型振動素子 |
US6051907A (en) | 1996-10-10 | 2000-04-18 | Nokia Mobile Phones Limited | Method for performing on-wafer tuning of thin film bulk acoustic wave resonators (FBARS) |
US6060818A (en) | 1998-06-02 | 2000-05-09 | Hewlett-Packard Company | SBAR structures and method of fabrication of SBAR.FBAR film processing techniques for the manufacturing of SBAR/BAR filters |
JP2001111371A (ja) | 1999-08-03 | 2001-04-20 | Ngk Spark Plug Co Ltd | ラダー型圧電セラミックフィルタの製造方法 |
US6420202B1 (en) * | 2000-05-16 | 2002-07-16 | Agere Systems Guardian Corp. | Method for shaping thin film resonators to shape acoustic modes therein |
KR100398363B1 (ko) | 2000-12-05 | 2003-09-19 | 삼성전기주식회사 | Fbar 소자 및 그 제조방법 |
US6714102B2 (en) | 2001-03-01 | 2004-03-30 | Agilent Technologies, Inc. | Method of fabricating thin film bulk acoustic resonator (FBAR) and FBAR structure embodying the method |
JP3939939B2 (ja) | 2001-07-17 | 2007-07-04 | 富士通株式会社 | 圧電薄膜共振素子の製造方法 |
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 |
JP2003163566A (ja) | 2001-11-22 | 2003-06-06 | Toshiba Corp | 薄膜圧電共振器及びその製造方法 |
JP3969224B2 (ja) | 2002-01-08 | 2007-09-05 | 株式会社村田製作所 | 圧電共振子及びそれを用いた圧電フィルタ・デュプレクサ・通信装置 |
KR100616508B1 (ko) | 2002-04-11 | 2006-08-29 | 삼성전기주식회사 | Fbar 소자 및 그 제조방법 |
JP4024741B2 (ja) | 2003-10-20 | 2007-12-19 | 富士通メディアデバイス株式会社 | 圧電薄膜共振子及びフィルタ |
-
2004
- 2004-05-31 JP JP2004162646A patent/JP4149416B2/ja not_active Expired - Lifetime
-
2005
- 2005-05-27 US US11/138,893 patent/US7432631B2/en active Active
- 2005-05-30 KR KR1020050045525A patent/KR100710780B1/ko active IP Right Grant
- 2005-05-31 CN CNB2005100760890A patent/CN100499366C/zh active Active
- 2005-05-31 EP EP05253333A patent/EP1603234B1/en active Active
- 2005-05-31 DE DE602005000537T patent/DE602005000537T2/de active Active
Patent Citations (3)
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CN1283895A (zh) * | 1999-07-29 | 2001-02-14 | 朗迅科技公司 | 薄膜谐振器装置及其制作方法 |
CN1395752A (zh) * | 2000-11-13 | 2003-02-05 | 门斯股份有限公司 | 薄膜谐振器及其制造方法 |
CN1495997A (zh) * | 2002-09-20 | 2004-05-12 | 富士通媒体部品株式会社 | 滤波器器件 |
Also Published As
Publication number | Publication date |
---|---|
DE602005000537D1 (de) | 2007-03-22 |
DE602005000537T2 (de) | 2007-06-21 |
KR20060046272A (ko) | 2006-05-17 |
EP1603234A1 (en) | 2005-12-07 |
JP4149416B2 (ja) | 2008-09-10 |
EP1603234B1 (en) | 2007-02-07 |
KR100710780B1 (ko) | 2007-04-24 |
US20050264137A1 (en) | 2005-12-01 |
JP2005347898A (ja) | 2005-12-15 |
US7432631B2 (en) | 2008-10-07 |
CN1716768A (zh) | 2006-01-04 |
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