CN101635562A - 声波装置,制作声波装置和传输设备的方法 - Google Patents
声波装置,制作声波装置和传输设备的方法 Download PDFInfo
- Publication number
- CN101635562A CN101635562A CN200910151476A CN200910151476A CN101635562A CN 101635562 A CN101635562 A CN 101635562A CN 200910151476 A CN200910151476 A CN 200910151476A CN 200910151476 A CN200910151476 A CN 200910151476A CN 101635562 A CN101635562 A CN 101635562A
- Authority
- CN
- China
- Prior art keywords
- substrate
- cavity
- acoustic wave
- bottom electrode
- wave device
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 230000005540 biological transmission Effects 0.000 title claims description 4
- 239000000758 substrate Substances 0.000 claims abstract description 70
- 239000010409 thin film Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims description 29
- 239000012528 membrane Substances 0.000 claims description 18
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 11
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 8
- 229910017083 AlN Inorganic materials 0.000 claims description 7
- 239000011787 zinc oxide Substances 0.000 claims description 6
- 239000010408 film Substances 0.000 abstract description 61
- 239000011800 void material Substances 0.000 description 17
- 239000011265 semifinished product Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 238000001259 photo etching Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000005001 laminate film Substances 0.000 description 2
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000010948 rhodium Substances 0.000 description 2
- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 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
- 241000196324 Embryophyta Species 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
- 240000001439 Opuntia Species 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
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 239000011521 glass Substances 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
- 238000003475 lamination Methods 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
- 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
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000004044 response Effects 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
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 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
- 238000007738 vacuum evaporation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 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
- H03H9/25—Constructional features of resonators 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
- H03H9/205—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
-
- 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
-
- 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
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/58—Multiple crystal filters
- H03H9/582—Multiple crystal filters implemented with thin-film techniques
- H03H9/586—Means for mounting to a substrate, i.e. means constituting the material interface confining the waves to a volume
- H03H9/587—Air-gaps
-
- 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
- H03H9/58—Multiple crystal filters
- H03H9/60—Electric coupling means therefor
- H03H9/605—Electric coupling means therefor consisting of a ladder configuration
-
- 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
- H03H9/64—Filters using surface acoustic waves
-
- 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
- H03H2003/021—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 air-gap type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49005—Acoustic transducer
Landscapes
- 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)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008190280A JP5220503B2 (ja) | 2008-07-23 | 2008-07-23 | 弾性波デバイス |
JP2008190280 | 2008-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101635562A true CN101635562A (zh) | 2010-01-27 |
Family
ID=41568110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910151476A Pending CN101635562A (zh) | 2008-07-23 | 2009-07-23 | 声波装置,制作声波装置和传输设备的方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8723623B2 (zh) |
JP (1) | JP5220503B2 (zh) |
KR (2) | KR101140064B1 (zh) |
CN (1) | CN101635562A (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106338347A (zh) * | 2016-11-02 | 2017-01-18 | 清华大学 | 一种高温声表面波传感器的叉指电极材料及其制备方法 |
CN109217840A (zh) * | 2017-07-04 | 2019-01-15 | 三星电机株式会社 | 声波谐振器及用于制造声波谐振器的方法 |
CN109474254A (zh) * | 2018-10-31 | 2019-03-15 | 武汉衍熙微器件有限公司 | 一种声波器件及其制作方法 |
CN111063657A (zh) * | 2019-11-29 | 2020-04-24 | 福建省福联集成电路有限公司 | 一种用于大电流的空气桥及制作方法 |
CN112916058A (zh) * | 2021-01-20 | 2021-06-08 | 天津大学 | 用于微纳米粒子分选的声学微流控装置 |
CN113258900A (zh) * | 2021-06-23 | 2021-08-13 | 深圳汉天下微电子有限公司 | 一种体声波谐振器组件、制备方法以及通信器件 |
CN113295303A (zh) * | 2021-04-29 | 2021-08-24 | 北京遥测技术研究所 | 氮化铝压电mems谐振式压力传感器 |
CN114061740A (zh) * | 2020-07-31 | 2022-02-18 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016195305A (ja) * | 2015-03-31 | 2016-11-17 | 太陽誘電株式会社 | 弾性波フィルタ、分波器、およびモジュール |
US10177736B2 (en) | 2015-05-29 | 2019-01-08 | Avago Technologies International Sales Pte. Limited | Bulk acoustic wave resonator comprising multiple acoustic reflectors |
US11736088B2 (en) | 2016-11-15 | 2023-08-22 | Global Communication Semiconductors, Llc | Film bulk acoustic resonator with spurious resonance suppression |
US10601391B2 (en) * | 2016-11-15 | 2020-03-24 | Global Communication Semiconductors, Llc. | Film bulk acoustic resonator with spurious resonance suppression |
KR102052795B1 (ko) | 2017-03-23 | 2019-12-09 | 삼성전기주식회사 | 음향 공진기 |
JP6941981B2 (ja) * | 2017-06-27 | 2021-09-29 | 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 |
CN108233891B (zh) * | 2018-01-31 | 2023-10-27 | 湖北宙讯科技有限公司 | 双工器 |
US20220116015A1 (en) | 2018-06-15 | 2022-04-14 | Resonant Inc. | Transversely-excited film bulk acoustic resonator with optimized electrode thickness, mark, and pitch |
US11929731B2 (en) | 2018-02-18 | 2024-03-12 | Murata Manufacturing Co., Ltd. | Transversely-excited film bulk acoustic resonator with optimized electrode mark, and pitch |
US11323096B2 (en) | 2018-06-15 | 2022-05-03 | Resonant Inc. | Transversely-excited film bulk acoustic resonator with periodic etched holes |
US11323090B2 (en) | 2018-06-15 | 2022-05-03 | Resonant Inc. | Transversely-excited film bulk acoustic resonator using Y-X-cut lithium niobate for high power applications |
US11323089B2 (en) | 2018-06-15 | 2022-05-03 | Resonant Inc. | Filter using piezoelectric film bonded to high resistivity silicon substrate with trap-rich layer |
TW201941464A (zh) * | 2018-03-02 | 2019-10-16 | 美商天工方案公司 | 用於聲波濾波器之藍姆波迴圈電路 |
US11949402B2 (en) | 2020-08-31 | 2024-04-02 | Murata Manufacturing Co., Ltd. | Resonators with different membrane thicknesses on the same die |
US11349452B2 (en) | 2018-06-15 | 2022-05-31 | Resonant Inc. | Transversely-excited film bulk acoustic filters with symmetric layout |
US11264966B2 (en) | 2018-06-15 | 2022-03-01 | Resonant Inc. | Solidly-mounted transversely-excited film bulk acoustic resonator with diamond layers in Bragg reflector stack |
US11764750B2 (en) | 2018-07-20 | 2023-09-19 | Global Communication Semiconductors, Llc | Support structure for bulk acoustic wave resonator |
KR20200031541A (ko) * | 2018-09-14 | 2020-03-24 | 스카이워크스 솔루션즈, 인코포레이티드 | 희생 층 에칭을 위한 릴리스 포트들의 위치들 |
US11817839B2 (en) | 2019-03-28 | 2023-11-14 | Global Communication Semiconductors, Llc | Single-crystal bulk acoustic wave resonator and method of making thereof |
US10958235B2 (en) * | 2019-08-21 | 2021-03-23 | Murata Manufacturing Co., Ltd. | Thickness mode resonator |
US20210111699A1 (en) | 2019-10-15 | 2021-04-15 | Global Communication Semiconductors, Llc | Bulk Acoustic Wave Resonator with Multilayer Base |
US11811391B2 (en) | 2020-05-04 | 2023-11-07 | Murata Manufacturing Co., Ltd. | Transversely-excited film bulk acoustic resonator with etched conductor patterns |
CN111934639B (zh) * | 2020-06-28 | 2021-10-29 | 见闻录(浙江)半导体有限公司 | 一种体声波谐振器的空腔结构及制作工艺 |
US11271539B1 (en) | 2020-08-19 | 2022-03-08 | Resonant Inc. | Transversely-excited film bulk acoustic resonator with tether-supported diaphragm |
CN115996887A (zh) * | 2020-08-31 | 2023-04-21 | 株式会社村田制作所 | 同一管芯上具有不同膜厚度的谐振器 |
US11405017B2 (en) | 2020-10-05 | 2022-08-02 | Resonant Inc. | Acoustic matrix filters and radios using acoustic matrix filters |
US11658639B2 (en) | 2020-10-05 | 2023-05-23 | Murata Manufacturing Co., Ltd. | Transversely-excited film bulk acoustic resonator matrix filters with noncontiguous passband |
US11476834B2 (en) | 2020-10-05 | 2022-10-18 | Resonant Inc. | Transversely-excited film bulk acoustic resonator matrix filters with switches in parallel with sub-filter shunt capacitors |
US11728784B2 (en) | 2020-10-05 | 2023-08-15 | Murata Manufacturing Co., Ltd. | Transversely-excited film bulk acoustic resonator matrix filters with split die sub-filters |
US11239816B1 (en) | 2021-01-15 | 2022-02-01 | Resonant Inc. | Decoupled transversely-excited film bulk acoustic resonators |
WO2022210859A1 (ja) * | 2021-03-31 | 2022-10-06 | 株式会社村田製作所 | 弾性波装置 |
WO2022210378A1 (ja) * | 2021-03-31 | 2022-10-06 | 株式会社村田製作所 | 弾性波装置 |
US20220321094A1 (en) * | 2022-06-21 | 2022-10-06 | Newsonic Technologies | Bulk acoustic wave filter having release hole and fabricating method of the same |
US11616489B2 (en) * | 2022-06-21 | 2023-03-28 | Shenzhen Newsonic Technologies Co., Ltd. | Bulk acoustic wave filter having release hole and fabricating method of the same |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4642508A (en) * | 1984-03-09 | 1987-02-10 | Kabushiki Kaisha Toshiba | Piezoelectric resonating device |
CN1450719A (zh) * | 2002-04-11 | 2003-10-22 | 三星电机株式会社 | 薄膜体声波谐振器及其制造方法 |
US20050179508A1 (en) * | 2004-02-18 | 2005-08-18 | Susumu Sato | Thin film bulk acoustic wave resonator and production method of the same |
WO2006080226A1 (ja) * | 2005-01-28 | 2006-08-03 | Sony Corporation | マイクロマシンの製造方法およびマイクロマシン |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5910756A (en) * | 1997-05-21 | 1999-06-08 | Nokia Mobile Phones Limited | Filters and duplexers utilizing thin film stacked crystal filter structures and thin film bulk acoustic wave resonators |
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 |
US6355498B1 (en) * | 2000-08-11 | 2002-03-12 | Agere Systems Guartian Corp. | Thin film resonators fabricated on membranes created by front side releasing |
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 |
AUPR688201A0 (en) * | 2001-08-09 | 2001-08-30 | University Of Melbourne, The | An active queue management process |
JP3949990B2 (ja) * | 2002-03-29 | 2007-07-25 | 株式会社東芝 | 電圧制御発振器 |
US6778038B2 (en) * | 2001-10-05 | 2004-08-17 | Tdk Corporation | Piezoelectric resonant filter, duplexer, and method of manufacturing same |
KR100446724B1 (ko) | 2001-10-18 | 2004-09-01 | 엘지전자 주식회사 | 박막 벌크 어쿠스틱 공진기와 이를 이용한 밴드패스필터및 듀플렉서 구조 |
KR20030039446A (ko) | 2001-11-13 | 2003-05-22 | 삼성전자주식회사 | Fbar 제조방법 |
US6635519B2 (en) * | 2002-01-10 | 2003-10-21 | Agere Systems, Inc. | Structurally supported thin film resonator and method of fabrication |
KR100489828B1 (ko) * | 2003-04-07 | 2005-05-16 | 삼성전기주식회사 | Fbar 소자 및 그 제조방법 |
US6946928B2 (en) * | 2003-10-30 | 2005-09-20 | Agilent Technologies, Inc. | Thin-film acoustically-coupled transformer |
EP1528677B1 (en) * | 2003-10-30 | 2006-05-10 | Agilent Technologies, Inc. | Film acoustically-coupled transformer with two reverse c-axis piezoelectric elements |
EP1533896B1 (en) * | 2003-11-20 | 2011-11-02 | Panasonic Corporation | Piezoelectric element, composite piezoelectric element, and filter, duplexer and communication equipment using the same |
KR100631216B1 (ko) * | 2004-05-17 | 2006-10-04 | 삼성전자주식회사 | 에어갭형 박막벌크음향공진기 및 그 제조방법 |
JP4149444B2 (ja) * | 2005-01-12 | 2008-09-10 | 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 |
JP4629492B2 (ja) * | 2005-05-10 | 2011-02-09 | 太陽誘電株式会社 | 圧電薄膜共振子およびフィルタ |
US7562429B2 (en) | 2005-06-20 | 2009-07-21 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Suspended device and method of making |
US7868522B2 (en) * | 2005-09-09 | 2011-01-11 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Adjusted frequency temperature coefficient resonator |
US7423503B2 (en) * | 2005-10-18 | 2008-09-09 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic galvanic isolator incorporating film acoustically-coupled transformer |
JP2007134795A (ja) * | 2005-11-08 | 2007-05-31 | Sony Corp | 送受信チップパッケージとその実装方法及び製造方法、並びに、送受信チップパッケージを用いた送受信モジュール及び送受信デュプレクサパッケージ |
JP2007181185A (ja) * | 2005-12-01 | 2007-07-12 | Sony Corp | 音響共振器およびその製造方法 |
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 |
JP4661958B2 (ja) * | 2006-04-05 | 2011-03-30 | 株式会社村田製作所 | 圧電共振子及び圧電フィルタ |
JP4835238B2 (ja) * | 2006-04-06 | 2011-12-14 | ソニー株式会社 | 共振器、共振器の製造方法および通信装置 |
WO2008032543A1 (fr) * | 2006-08-25 | 2008-03-20 | Ube Industries, Ltd. | Résonateur piézoélectrique à couche mince et son procédé de fabrication |
-
2008
- 2008-07-23 JP JP2008190280A patent/JP5220503B2/ja active Active
-
2009
- 2009-07-15 US US12/503,583 patent/US8723623B2/en active Active
- 2009-07-22 KR KR20090066704A patent/KR101140064B1/ko active IP Right Grant
- 2009-07-23 CN CN200910151476A patent/CN101635562A/zh active Pending
-
2011
- 2011-11-14 KR KR1020110117999A patent/KR20110133013A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4642508A (en) * | 1984-03-09 | 1987-02-10 | Kabushiki Kaisha Toshiba | Piezoelectric resonating device |
CN1450719A (zh) * | 2002-04-11 | 2003-10-22 | 三星电机株式会社 | 薄膜体声波谐振器及其制造方法 |
US20050179508A1 (en) * | 2004-02-18 | 2005-08-18 | Susumu Sato | Thin film bulk acoustic wave resonator and production method of the same |
WO2006080226A1 (ja) * | 2005-01-28 | 2006-08-03 | Sony Corporation | マイクロマシンの製造方法およびマイクロマシン |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106338347A (zh) * | 2016-11-02 | 2017-01-18 | 清华大学 | 一种高温声表面波传感器的叉指电极材料及其制备方法 |
CN109217840A (zh) * | 2017-07-04 | 2019-01-15 | 三星电机株式会社 | 声波谐振器及用于制造声波谐振器的方法 |
CN109474254A (zh) * | 2018-10-31 | 2019-03-15 | 武汉衍熙微器件有限公司 | 一种声波器件及其制作方法 |
US11362633B2 (en) | 2018-10-31 | 2022-06-14 | Wuhan Yanxi Micro Components Co., Ltd. | Acoustic wave device and fabrication method thereof |
CN111063657A (zh) * | 2019-11-29 | 2020-04-24 | 福建省福联集成电路有限公司 | 一种用于大电流的空气桥及制作方法 |
CN114061740A (zh) * | 2020-07-31 | 2022-02-18 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
CN114061740B (zh) * | 2020-07-31 | 2024-04-30 | 中芯集成电路(宁波)有限公司 | 一种超声波传感器及其制造方法 |
CN112916058A (zh) * | 2021-01-20 | 2021-06-08 | 天津大学 | 用于微纳米粒子分选的声学微流控装置 |
CN113295303A (zh) * | 2021-04-29 | 2021-08-24 | 北京遥测技术研究所 | 氮化铝压电mems谐振式压力传感器 |
CN113258900A (zh) * | 2021-06-23 | 2021-08-13 | 深圳汉天下微电子有限公司 | 一种体声波谐振器组件、制备方法以及通信器件 |
CN113258900B (zh) * | 2021-06-23 | 2021-10-15 | 深圳汉天下微电子有限公司 | 一种体声波谐振器组件、制备方法以及通信器件 |
Also Published As
Publication number | Publication date |
---|---|
KR20110133013A (ko) | 2011-12-09 |
JP2010028679A (ja) | 2010-02-04 |
JP5220503B2 (ja) | 2013-06-26 |
KR20100010911A (ko) | 2010-02-02 |
US20100019866A1 (en) | 2010-01-28 |
US8723623B2 (en) | 2014-05-13 |
KR101140064B1 (ko) | 2012-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101635562A (zh) | 声波装置,制作声波装置和传输设备的方法 | |
US8450906B2 (en) | Piezoelectric thin-film resonator | |
US7737806B2 (en) | Piezoelectric thin-film resonator and filter | |
CN104811157B (zh) | 压电薄膜谐振器、滤波器和双工器 | |
CN100499366C (zh) | 压电薄膜谐振器和滤波器及其制造方法 | |
EP1482638B1 (en) | Film bulk acoustic resonator having supports and manufacturing method therefor | |
US7567024B2 (en) | Methods of contacting the top layer of a BAW resonator | |
JP5689080B2 (ja) | 圧電薄膜共振子、通信モジュール、通信装置 | |
CN108736857B (zh) | 体声波谐振器 | |
KR100771345B1 (ko) | 압전 박막 공진자 및 필터 | |
US8222970B2 (en) | Resonant device, communication module, communication device, and method for manufacturing resonant device | |
US8749320B2 (en) | Acoustic wave device and method for manufacturing the same | |
US20080169885A1 (en) | Piezoelectric thin-film resonator, acoustic wave device and method for fabricating the acoustic wave device | |
CN101170303A (zh) | 压电薄膜谐振器和使用该压电薄膜谐振器的滤波器 | |
JP2007181185A (ja) | 音響共振器およびその製造方法 | |
KR20050021309A (ko) | 압전 박막 공진자 및 그 제조 방법 | |
JP2007208728A (ja) | 圧電薄膜共振器、フィルタおよびその製造方法 | |
US20180351534A1 (en) | Acoustic resonator and method for manufacturing the same | |
JP2012165288A (ja) | 弾性波デバイスおよびフィルタ | |
JP5931490B2 (ja) | 弾性波デバイス | |
KR102449355B1 (ko) | 음향 공진기 및 그의 제조 방법 | |
JP5478180B2 (ja) | フィルタ | |
TW202023081A (zh) | 聲波諧振器及其製造方法 | |
JP5204258B2 (ja) | 圧電薄膜共振子の製造方法 | |
CN107623500A (zh) | 体声波滤波器装置及制造该体声波滤波器装置的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: TAIYO YUDEN CO., LTD. Free format text: FORMER OWNER: FUJITSU LIMITED Effective date: 20100608 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: KANAGAWA-KEN, JAPAN TO: TOKYO, JAPAN |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20100608 Address after: Tokyo, Japan, Japan Applicant after: Taiyo Yuden Co., Ltd. Address before: Kanagawa Applicant before: Fujitsu Ltd. |
|
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100127 |