JP2001502136A - 薄膜バルク音波共振子(fbar)をウェーハ上で同調させる方法 - Google Patents
薄膜バルク音波共振子(fbar)をウェーハ上で同調させる方法Info
- Publication number
- JP2001502136A JP2001502136A JP10517529A JP51752998A JP2001502136A JP 2001502136 A JP2001502136 A JP 2001502136A JP 10517529 A JP10517529 A JP 10517529A JP 51752998 A JP51752998 A JP 51752998A JP 2001502136 A JP2001502136 A JP 2001502136A
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- JP
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- Prior art keywords
- fbar
- layer
- frequency
- thickness
- wafer
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 115
- 239000010409 thin film Substances 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 claims description 26
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 22
- 239000003989 dielectric material Substances 0.000 claims description 14
- 238000005530 etching Methods 0.000 claims description 9
- 238000000206 photolithography Methods 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 72
- 235000012431 wafers Nutrition 0.000 description 70
- 238000013461 design Methods 0.000 description 24
- 239000011787 zinc oxide Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000003698 laser cutting Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 241000132456 Haplocarpha Species 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002305 electric material Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000009897 systematic effect Effects 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
- 230000008016 vaporization Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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
- 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
- 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
- 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
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 (1)
- 【特許請求の範囲】 1.それぞれの厚みを有する複数個の層を有し、少なくとも1つの層の厚みの関 数であるそれぞれの周波数で直列共振周波数と並列共振周波数の少なくとも一方 を示す、ウェーハ上に構成された薄膜バルク音波共振子(FBAR)を同調させる 方法において、 FBARが直列共振と並列共振の少なくとも一方を示す周波数を測定する工程 と、 測定された周波数と基準周波数との差異を最小限にするために、少なくとも1 つの層の厚みを変更する数量(A)を計算する工程と、 少なくとも1つの層の厚みを数量(A)だけ変更することによって、測定された 周波数とと基準周波数との差異を最小限にする工程 とからなることを特徴とする方法。 2.前記少なくとも1つの層が上部電極であることを特徴とする請求の範囲第1 項記載の方法。 3.前記少なくとも1つの層が薄膜層であることを特徴とする請求の範囲第1項 記載の方法。 4.前記変更工程を、少なくとも1つの層の一部を除去するか、または少なくと も1つの層に材料を追加するいずれか一方によって実施することを特徴とする請 求の範囲第1項記載の方法。 5.前記変更工程を、上部電極をエッチングすることによって実施することを特 徴とする請求の範囲第2項記載の方法。 6.前記変更工程を、少なくとも1つの層の少なくとも 一部の上に金属材料を蒸着することによって実施することを特徴とする請求の範 囲第1項記載の方法。 7.前記変更工程を写真石版技術によって実施することを特徴とする請求の範囲 第3項記載の方法。 8.各々の薄膜バルク音波共振子(FBAR)がそれぞれの厚みを有する複数の層 を有し、各々のFBARが、複数のFBARを形成する少なくとも1つの層の厚 みの関数であるそれぞれの周波数で直列共振と並列共振の少なくとも一方を示す 、ウェーハ上に構成された複数の薄膜バルク音波共振子(FBAR)を個々に1つ ずつ同調させる方法において、 選択された1つのFBARが直列共振と並列共振の少なくとも一方を示す周波 数を測定する工程と、 測定された周波数の平均値を計算する工程と、 測定された周波数で計算した平均値と、基準周波数との差異を最小限にするた めに変更する必要がある少なくとも1つの層の厚みの数量(A)を計算する工程と 、 同時に、複数のFBARの各々の少なくとも1つの層の厚みを数量(A)だけ変 更することによって、基準周波数と、FBARが示す共振周波数との差異を最小 限にする工程 とからなることを特徴とする方法。 9.変更工程を実施した後で、ウェーハを切断してFBARのチップにする工程 を更に含むことを特徴とする請求の範囲第8項記載の方法。 10.層が薄膜バルク音波共振子(FBAR)上に形成される前に直列共振と並列共 振の少なくとも一方を示し、層がFBARの少なくとも一部の上に形成された後 は、層 の厚みの関数である周波数で直列共振と並列共振の少なくとも一方を示す、ウェ ーハ上に構成されたFBARを同調させる方法において、 FBARの上に層が形成される前に、FBARが直列共振と並列共振の少なく とも一方を示す周波数を測定する工程と、 測定された周波数と基準周波数との差異を最小限にするためにFBARの少な くとも一部の上に形成される層の厚みを決定する工程と、 測定された周波数と基準周波数との差異を最小限にするために決定された厚み を有するように誘電材料層を形成する工程 とからなることを特徴とする方法。 11.前記層が誘電材料からなることを特徴とする請求の範囲第10項記載の方法。 12.前記層を酸化亜鉛(ZnO)から形成することを特徴とする請求の範囲第10項記 載の方法。 13.機械的マスクを使用して前記形成工程を実施することを特徴とする請求の範 囲第10項記載の方法。 14.層が薄膜バルク音波共振子(FBAR)の上に蒸着される前に、各々のFBA Rがそれぞれの周波数で直列共振と並列共振の少なくとも一方を示し、層が個々 のFBARの少なくとも一部の上に形成された後は、FBARは層の厚みの関数 である直列共振と並列共振の少なくとも一方を示す、ウェーハ上に構成された複 数のFBARを個々に1つずつ同調させる方法において、 FBARの上に層が形成される前に、選択された1つのFBARが直列共振と 並列共振の一方を示す周波数を測定 する工程と、 測定された周波数の平均値を計算する工程と、 測定された周波数で計算した平均周波数と基準周波数との差異を最小限にする ために、FBARの少なくとも一部の上に形成されるべき層の厚み(T)を計算す る工程と、 同時に、層が厚み(T)を有するように個々のFBARの少なくとも一部の上に 層(T)を形成することによって、基準周波数と、FBARによって生ずる共振周 波数との差異を最小限するする工程 とからなることを特徴とする方法。 15.前記層を誘電材料から形成することを特徴とする請求の範囲第14項記載の方 法。 16.前記層を酸化亜鉛(ZnO)から形成することを特徴とする請求の範囲第14項記 載の方法。 17.機械的マスクを使用して前記形成工程を実施することを特徴とする請求の範 囲第14項記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/728,568 | 1996-10-10 | ||
US08/728,568 US6051907A (en) | 1996-10-10 | 1996-10-10 | Method for performing on-wafer tuning of thin film bulk acoustic wave resonators (FBARS) |
PCT/US1997/016234 WO1998015984A1 (en) | 1996-10-10 | 1997-09-12 | Method for tuning thin film fbars |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001502136A true JP2001502136A (ja) | 2001-02-13 |
JP4420473B2 JP4420473B2 (ja) | 2010-02-24 |
Family
ID=24927384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51752998A Expired - Lifetime JP4420473B2 (ja) | 1996-10-10 | 1997-09-12 | 薄膜バルク音波共振子(fbar)をウェーハ上で同調させる方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6051907A (ja) |
EP (1) | EP0948821B1 (ja) |
JP (1) | JP4420473B2 (ja) |
AU (1) | AU4481097A (ja) |
DE (1) | DE69739131D1 (ja) |
WO (1) | WO1998015984A1 (ja) |
Cited By (11)
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---|---|---|---|---|
JP2001326553A (ja) * | 2000-05-17 | 2001-11-22 | Murata Mfg Co Ltd | 圧電フィルタ、通信装置および圧電フィルタの製造方法 |
JP2004320759A (ja) * | 2003-04-10 | 2004-11-11 | Trikon Technol Ltd | 層のスタック堆積方法、共振器の形成方法、圧電層の堆積方法、および、共振器 |
JP2005354588A (ja) * | 2004-06-14 | 2005-12-22 | Daishinku Corp | 圧電振動デバイスの製造方法および製造装置、ならびにこの製造装置により製造された圧電振動デバイス |
US6989723B2 (en) | 2002-12-11 | 2006-01-24 | Tdk Corporation | Piezoelectric resonant filter and duplexer |
JP2007209000A (ja) * | 2007-02-21 | 2007-08-16 | Infineon Technologies Ag | 所定の層の厚さ特性を有する層の製造方法 |
JP2007535279A (ja) * | 2004-05-07 | 2007-11-29 | インテル・コーポレーション | 集積化された多周波数帯圧電薄膜共振器(fbar)の形成 |
US7310861B2 (en) | 2001-09-25 | 2007-12-25 | Infineon Technologies Ag | Method of producing a piezoelectric component |
WO2008090651A1 (ja) * | 2007-01-24 | 2008-07-31 | Murata Manufacturing Co., Ltd. | 圧電共振子及び圧電フィルタ |
US7432631B2 (en) | 2004-05-31 | 2008-10-07 | Fujitsu Media Devices Limited | Piezoelectric thin-film resonator and filter and fabricating method |
JP2011142613A (ja) * | 2009-12-08 | 2011-07-21 | Murata Mfg Co Ltd | 積層型圧電薄膜フィルタの製造方法 |
US8365372B2 (en) | 2001-12-19 | 2013-02-05 | Contria San Limited Liability Company | Piezoelectric oscillating circuit, method for manufacturing the same and filter arrangement |
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Publication number | Priority date | Publication date | Assignee | Title |
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DE69836011T2 (de) * | 1998-01-16 | 2007-05-24 | Mitsubishi Denki K.K. | Piezoelektrische dünnschichtanordnung |
FI113211B (fi) * | 1998-12-30 | 2004-03-15 | Nokia Corp | Balansoitu suodatinrakenne ja matkaviestinlaite |
US6339276B1 (en) * | 1999-11-01 | 2002-01-15 | Agere Systems Guardian Corp. | Incremental tuning process for electrical resonators based on mechanical motion |
JP2001196883A (ja) * | 1999-11-01 | 2001-07-19 | Murata Mfg Co Ltd | 圧電共振素子の周波数調整方法 |
US6307447B1 (en) * | 1999-11-01 | 2001-10-23 | Agere Systems Guardian Corp. | Tuning mechanical resonators for electrical filter |
US6205315B1 (en) * | 1999-11-24 | 2001-03-20 | Xerox Corporation | Tuned transducer, and methods and systems for tuning a transducer |
US6746577B1 (en) | 1999-12-16 | 2004-06-08 | Agere Systems, Inc. | Method and apparatus for thickness control and reproducibility of dielectric film deposition |
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US7296329B1 (en) | 2000-02-04 | 2007-11-20 | Agere Systems Inc. | Method of isolation for acoustic resonator device |
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US6306313B1 (en) | 2000-02-04 | 2001-10-23 | Agere Systems Guardian Corp. | Selective etching of thin films |
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US6448793B1 (en) | 2000-04-07 | 2002-09-10 | Rf Micro Devices, Inc. | Adaptive manufacturing of semiconductor circuits |
US6603241B1 (en) | 2000-05-23 | 2003-08-05 | Agere Systems, Inc. | Acoustic mirror materials for acoustic devices |
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KR100398363B1 (ko) | 2000-12-05 | 2003-09-19 | 삼성전기주식회사 | Fbar 소자 및 그 제조방법 |
US6518860B2 (en) * | 2001-01-05 | 2003-02-11 | Nokia Mobile Phones Ltd | BAW filters having different center frequencies on a single substrate and a method for providing same |
US7435613B2 (en) * | 2001-02-12 | 2008-10-14 | Agere Systems Inc. | Methods of fabricating a membrane with improved mechanical integrity |
US6462631B2 (en) | 2001-02-14 | 2002-10-08 | Agilent Technologies, Inc. | Passband filter having an asymmetrical filter response |
US6456173B1 (en) * | 2001-02-15 | 2002-09-24 | Nokia Mobile Phones Ltd. | Method and system for wafer-level tuning of bulk acoustic wave resonators and filters |
US6469597B2 (en) * | 2001-03-05 | 2002-10-22 | Agilent Technologies, Inc. | Method of mass loading of thin film bulk acoustic resonators (FBAR) for creating resonators of different frequencies and apparatus embodying the method |
US6874211B2 (en) * | 2001-03-05 | 2005-04-05 | Agilent Technologies, Inc. | Method for producing thin film bulk acoustic resonators (FBARs) with different frequencies on the same substrate by subtracting method and apparatus embodying the method |
US6668618B2 (en) | 2001-04-23 | 2003-12-30 | Agilent Technologies, Inc. | Systems and methods of monitoring thin film deposition |
US6476536B1 (en) * | 2001-04-27 | 2002-11-05 | Nokia Corporation | Method of tuning BAW resonators |
US6480074B1 (en) * | 2001-04-27 | 2002-11-12 | Nokia Mobile Phones Ltd. | Method and system for wafer-level tuning of bulk acoustic wave resonators and filters by reducing thickness non-uniformity |
US6462460B1 (en) * | 2001-04-27 | 2002-10-08 | Nokia Corporation | Method and system for wafer-level tuning of bulk acoustic wave resonators and filters |
US6441702B1 (en) * | 2001-04-27 | 2002-08-27 | Nokia Mobile Phones Ltd. | Method and system for wafer-level tuning of bulk acoustic wave resonators and filters |
US6570468B2 (en) | 2001-06-29 | 2003-05-27 | Intel Corporation | Resonator frequency correction by modifying support structures |
US6710508B2 (en) * | 2001-11-27 | 2004-03-23 | Agilent Technologies, Inc. | Method for adjusting and stabilizing the frequency of an acoustic resonator |
KR100616508B1 (ko) * | 2002-04-11 | 2006-08-29 | 삼성전기주식회사 | Fbar 소자 및 그 제조방법 |
KR100506729B1 (ko) * | 2002-05-21 | 2005-08-08 | 삼성전기주식회사 | 박막 벌크 어코스틱 공진기(FBARs)소자 및 그제조방법 |
US6949268B2 (en) * | 2002-06-28 | 2005-09-27 | Intel Corporation | Frequency uniformity of film bulk acoustic resonators |
US7101721B2 (en) * | 2002-07-22 | 2006-09-05 | Rf Micro Devices, Inc. | Adaptive manufacturing for film bulk acoustic wave resonators |
US20040017130A1 (en) * | 2002-07-24 | 2004-01-29 | Li-Peng Wang | Adjusting the frequency of film bulk acoustic resonators |
US7030718B1 (en) * | 2002-08-09 | 2006-04-18 | National Semiconductor Corporation | Apparatus and method for extending tuning range of electro-acoustic film resonators |
CN100521527C (zh) * | 2002-12-13 | 2009-07-29 | Nxp股份有限公司 | 电声谐振器 |
US7275292B2 (en) * | 2003-03-07 | 2007-10-02 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Method for fabricating an acoustical resonator on a substrate |
US7227292B2 (en) * | 2003-04-10 | 2007-06-05 | Aviza Technologies, Inc. | Methods of depositing piezoelectric films |
KR100599083B1 (ko) * | 2003-04-22 | 2006-07-12 | 삼성전자주식회사 | 캔틸레버 형태의 압전 박막 공진 소자 및 그 제조방법 |
US7058265B2 (en) * | 2003-05-27 | 2006-06-06 | Avago Technologies, Ltd. | Customizing traveling wave optical modulators |
KR100662865B1 (ko) * | 2003-10-08 | 2007-01-02 | 삼성전자주식회사 | 박막 벌크 음향 공진기 및 그 제조방법 |
US7615833B2 (en) * | 2004-07-13 | 2009-11-10 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Film bulk acoustic resonator package and method of fabricating same |
US7388454B2 (en) * | 2004-10-01 | 2008-06-17 | Avago Technologies Wireless Ip Pte Ltd | Acoustic resonator performance enhancement using alternating frame structure |
US8981876B2 (en) | 2004-11-15 | 2015-03-17 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Piezoelectric resonator structures and electrical filters having frame elements |
US7202560B2 (en) | 2004-12-15 | 2007-04-10 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Wafer bonding of micro-electro mechanical systems to active circuitry |
US7791434B2 (en) * | 2004-12-22 | 2010-09-07 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic resonator performance enhancement using selective metal etch and having a trench in the piezoelectric |
WO2006067949A1 (ja) * | 2004-12-24 | 2006-06-29 | Murata Manufacturing Co., Ltd. | 圧電薄膜共振子およびその製造方法 |
US7369013B2 (en) * | 2005-04-06 | 2008-05-06 | Avago Technologies Wireless Ip Pte Ltd | Acoustic resonator performance enhancement using filled recessed region |
US7737807B2 (en) * | 2005-10-18 | 2010-06-15 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic galvanic isolator incorporating series-connected decoupled stacked bulk acoustic resonators |
US20070210748A1 (en) * | 2006-03-09 | 2007-09-13 | Mark Unkrich | Power supply and electronic device having integrated power supply |
US7746677B2 (en) * | 2006-03-09 | 2010-06-29 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | AC-DC converter circuit and power supply |
US20070210724A1 (en) * | 2006-03-09 | 2007-09-13 | Mark Unkrich | Power adapter and DC-DC converter having acoustic transformer |
US7479685B2 (en) * | 2006-03-10 | 2009-01-20 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Electronic device on substrate with cavity and mitigated parasitic leakage path |
US7855618B2 (en) * | 2008-04-30 | 2010-12-21 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Bulk acoustic resonator electrical impedance transformers |
US7732977B2 (en) * | 2008-04-30 | 2010-06-08 | Avago Technologies Wireless Ip (Singapore) | Transceiver circuit for film bulk acoustic resonator (FBAR) transducers |
WO2010061479A1 (ja) * | 2008-11-28 | 2010-06-03 | 富士通株式会社 | 弾性波デバイス、およびその製造方法 |
US8291559B2 (en) * | 2009-02-24 | 2012-10-23 | Epcos Ag | Process for adapting resonance frequency of a BAW resonator |
US8902023B2 (en) | 2009-06-24 | 2014-12-02 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Acoustic resonator structure having an electrode with a cantilevered portion |
US8248185B2 (en) | 2009-06-24 | 2012-08-21 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Acoustic resonator structure comprising a bridge |
US8193877B2 (en) * | 2009-11-30 | 2012-06-05 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Duplexer with negative phase shifting circuit |
US9243316B2 (en) | 2010-01-22 | 2016-01-26 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method of fabricating piezoelectric material with selected c-axis orientation |
US8796904B2 (en) | 2011-10-31 | 2014-08-05 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bulk acoustic resonator comprising piezoelectric layer and inverse piezoelectric layer |
US8479363B2 (en) * | 2010-05-11 | 2013-07-09 | Hao Zhang | Methods for wafer level trimming of acoustically coupled resonator filter |
US8962443B2 (en) | 2011-01-31 | 2015-02-24 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Semiconductor device having an airbridge and method of fabricating the same |
US9154112B2 (en) | 2011-02-28 | 2015-10-06 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Coupled resonator filter comprising a bridge |
US9083302B2 (en) | 2011-02-28 | 2015-07-14 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Stacked bulk acoustic resonator comprising a bridge and an acoustic reflector along a perimeter of the resonator |
US9425764B2 (en) | 2012-10-25 | 2016-08-23 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Accoustic resonator having composite electrodes with integrated lateral features |
US9203374B2 (en) | 2011-02-28 | 2015-12-01 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Film bulk acoustic resonator comprising a bridge |
US9148117B2 (en) | 2011-02-28 | 2015-09-29 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Coupled resonator filter comprising a bridge and frame elements |
US9048812B2 (en) | 2011-02-28 | 2015-06-02 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bulk acoustic wave resonator comprising bridge formed within piezoelectric layer |
US9136818B2 (en) | 2011-02-28 | 2015-09-15 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Stacked acoustic resonator comprising a bridge |
US8575820B2 (en) | 2011-03-29 | 2013-11-05 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Stacked bulk acoustic resonator |
US9444426B2 (en) | 2012-10-25 | 2016-09-13 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Accoustic resonator having integrated lateral feature and temperature compensation feature |
US8350445B1 (en) | 2011-06-16 | 2013-01-08 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Bulk acoustic resonator comprising non-piezoelectric layer and bridge |
US8922302B2 (en) | 2011-08-24 | 2014-12-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Acoustic resonator formed on a pedestal |
US8910355B2 (en) | 2011-12-12 | 2014-12-16 | International Business Machines Corporation | Method of manufacturing a film bulk acoustic resonator with a loading element |
US9571061B2 (en) | 2014-06-06 | 2017-02-14 | Akoustis, Inc. | Integrated circuit configured with two or more single crystal acoustic resonator devices |
US9673384B2 (en) | 2014-06-06 | 2017-06-06 | Akoustis, Inc. | Resonance circuit with a single crystal capacitor dielectric material |
US9537465B1 (en) | 2014-06-06 | 2017-01-03 | Akoustis, Inc. | Acoustic resonator device with single crystal piezo material and capacitor on a bulk substrate |
US9912314B2 (en) | 2014-07-25 | 2018-03-06 | Akoustics, Inc. | Single crystal acoustic resonator and bulk acoustic wave filter |
US9805966B2 (en) | 2014-07-25 | 2017-10-31 | Akoustis, Inc. | Wafer scale packaging |
US9716581B2 (en) | 2014-07-31 | 2017-07-25 | Akoustis, Inc. | Mobile communication device configured with a single crystal piezo resonator structure |
US9917568B2 (en) | 2014-08-26 | 2018-03-13 | Akoustis, Inc. | Membrane substrate structure for single crystal acoustic resonator device |
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US11411169B2 (en) | 2017-10-16 | 2022-08-09 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via removal of portions of first sputtered material |
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US11496108B2 (en) | 2020-08-17 | 2022-11-08 | Akoustis, Inc. | RF BAW resonator filter architecture for 6.5GHz Wi-Fi 6E coexistence and other ultra-wideband applications |
US11901880B2 (en) | 2021-01-18 | 2024-02-13 | Akoustis, Inc. | 5 and 6 GHz Wi-Fi coexistence acoustic wave resonator RF diplexer circuit |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL277613A (ja) * | 1961-04-26 | 1900-01-01 | ||
US3293557A (en) * | 1964-03-19 | 1966-12-20 | Bell Telephone Labor Inc | Elastic wave devices utilizing mixed crystals of potassium tantalatepotassium niobate |
DE1566009A1 (de) * | 1967-08-26 | 1971-02-18 | Telefunken Patent | Mechanisches Frequenzfilter und Verfahren zu seiner Herstellung |
US3486046A (en) * | 1968-10-17 | 1969-12-23 | Westinghouse Electric Corp | Thin film piezoelectric resonator |
US3696312A (en) * | 1970-06-30 | 1972-10-03 | Ibm | Cyclotron resonance devices controllable by electric fields |
US3686579A (en) * | 1971-06-21 | 1972-08-22 | Zenith Radio Corp | Solid-state, acoustic-wave amplifiers |
US3723920A (en) * | 1971-06-24 | 1973-03-27 | Gte Automatic Electric Lab Inc | Crystal filter assembly |
FR2151727A5 (ja) * | 1971-09-10 | 1973-04-20 | Thomson Csf | |
FR2182295A5 (ja) * | 1972-04-25 | 1973-12-07 | Thomson Csf | |
SE384958B (sv) * | 1974-07-19 | 1976-05-24 | Philips Svenska Ab | Sett for overforing av information i en transponderanleggning samt anordning for utforande av settet |
GB1592010A (en) * | 1977-01-12 | 1981-07-01 | Suwa Seikosha Kk | Contour vibrator |
CH630747A5 (fr) * | 1979-01-18 | 1982-06-30 | Ebauches Sa | Procede d'ajustement de la frequence d'un resonateur et resonateur a frequence ajustee obtenu par la mise en oeuvre de ce procede. |
JPS56100510A (en) * | 1980-01-16 | 1981-08-12 | Clarion Co Ltd | Elastic surface wave device |
US4320365A (en) * | 1980-11-03 | 1982-03-16 | United Technologies Corporation | Fundamental, longitudinal, thickness mode bulk wave resonator |
JPS58137317A (ja) * | 1982-02-09 | 1983-08-15 | Nec Corp | 圧電薄膜複合振動子 |
US4556812A (en) * | 1983-10-13 | 1985-12-03 | The United States Of America As Represented By The United States Department Of Energy | Acoustic resonator with Al electrodes on an AlN layer and using a GaAs substrate |
US4502932A (en) * | 1983-10-13 | 1985-03-05 | The United States Of America As Represented By The United States Department Of Energy | Acoustic resonator and method of making same |
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 |
US4638536A (en) * | 1986-01-17 | 1987-01-27 | The United States Of America As Represented By The Secretary Of The Army | Method of making a resonator having a desired frequency from a quartz crystal resonator plate |
US4897618A (en) * | 1989-06-05 | 1990-01-30 | The Curran Company | Harmonic frequency selecting circuit |
US5162691A (en) * | 1991-01-22 | 1992-11-10 | The United States Of America As Represented By The Secretary Of The Army | Cantilevered air-gap type thin film piezoelectric resonator |
US5233259A (en) * | 1991-02-19 | 1993-08-03 | Westinghouse Electric Corp. | Lateral field FBAR |
US5153476A (en) * | 1991-03-11 | 1992-10-06 | The United States Of America As Represented By The Secretary Of The Army | Acoustic vibrator with variable sensitivity to external acceleration |
US5185589A (en) * | 1991-05-17 | 1993-02-09 | Westinghouse Electric Corp. | Microwave film bulk acoustic resonator and manifolded filter bank |
US5166646A (en) * | 1992-02-07 | 1992-11-24 | Motorola, Inc. | Integrated tunable resonators for use in oscillators and filters |
US5382930A (en) * | 1992-12-21 | 1995-01-17 | Trw Inc. | Monolithic multipole filters made of thin film stacked crystal filters |
US5373268A (en) * | 1993-02-01 | 1994-12-13 | Motorola, Inc. | Thin film resonator having stacked acoustic reflecting impedance matching layers and method |
US5332943A (en) * | 1993-10-21 | 1994-07-26 | Bhardwaj Mahesh C | High temperature ultrasonic transducer device |
US5446306A (en) * | 1993-12-13 | 1995-08-29 | Trw Inc. | Thin film voltage-tuned semiconductor bulk acoustic resonator (SBAR) |
US5587620A (en) * | 1993-12-21 | 1996-12-24 | Hewlett-Packard Company | Tunable thin film acoustic resonators and method for making the same |
US5629906A (en) * | 1995-02-15 | 1997-05-13 | Hewlett-Packard Company | Ultrasonic transducer |
US5596239A (en) * | 1995-06-29 | 1997-01-21 | Motorola, Inc. | Enhanced quality factor resonator |
-
1996
- 1996-10-10 US US08/728,568 patent/US6051907A/en not_active Expired - Lifetime
-
1997
- 1997-09-12 AU AU44810/97A patent/AU4481097A/en not_active Abandoned
- 1997-09-12 DE DE69739131T patent/DE69739131D1/de not_active Expired - Lifetime
- 1997-09-12 EP EP97943309A patent/EP0948821B1/en not_active Expired - Lifetime
- 1997-09-12 JP JP51752998A patent/JP4420473B2/ja not_active Expired - Lifetime
- 1997-09-12 WO PCT/US1997/016234 patent/WO1998015984A1/en active Application Filing
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001326553A (ja) * | 2000-05-17 | 2001-11-22 | Murata Mfg Co Ltd | 圧電フィルタ、通信装置および圧電フィルタの製造方法 |
US7310861B2 (en) | 2001-09-25 | 2007-12-25 | Infineon Technologies Ag | Method of producing a piezoelectric component |
US8365372B2 (en) | 2001-12-19 | 2013-02-05 | Contria San Limited Liability Company | Piezoelectric oscillating circuit, method for manufacturing the same and filter arrangement |
US6989723B2 (en) | 2002-12-11 | 2006-01-24 | Tdk Corporation | Piezoelectric resonant filter and duplexer |
JP2004320759A (ja) * | 2003-04-10 | 2004-11-11 | Trikon Technol Ltd | 層のスタック堆積方法、共振器の形成方法、圧電層の堆積方法、および、共振器 |
JP2007535279A (ja) * | 2004-05-07 | 2007-11-29 | インテル・コーポレーション | 集積化された多周波数帯圧電薄膜共振器(fbar)の形成 |
US7432631B2 (en) | 2004-05-31 | 2008-10-07 | Fujitsu Media Devices Limited | Piezoelectric thin-film resonator and filter and fabricating method |
JP2005354588A (ja) * | 2004-06-14 | 2005-12-22 | Daishinku Corp | 圧電振動デバイスの製造方法および製造装置、ならびにこの製造装置により製造された圧電振動デバイス |
JP4556505B2 (ja) * | 2004-06-14 | 2010-10-06 | 株式会社大真空 | 圧電振動デバイスの製造方法および製造装置 |
WO2008090651A1 (ja) * | 2007-01-24 | 2008-07-31 | Murata Manufacturing Co., Ltd. | 圧電共振子及び圧電フィルタ |
JPWO2008090651A1 (ja) * | 2007-01-24 | 2010-05-13 | 株式会社村田製作所 | 圧電共振子及び圧電フィルタ |
US7924120B2 (en) | 2007-01-24 | 2011-04-12 | Murata Manufacturing Co., Ltd. | Piezoelectric resonator and piezoelectric filter having a heat-radiating film |
JP5018788B2 (ja) * | 2007-01-24 | 2012-09-05 | 株式会社村田製作所 | 圧電共振子及び圧電フィルタ |
JP2007209000A (ja) * | 2007-02-21 | 2007-08-16 | Infineon Technologies Ag | 所定の層の厚さ特性を有する層の製造方法 |
JP2011142613A (ja) * | 2009-12-08 | 2011-07-21 | Murata Mfg Co Ltd | 積層型圧電薄膜フィルタの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4420473B2 (ja) | 2010-02-24 |
AU4481097A (en) | 1998-05-05 |
EP0948821B1 (en) | 2008-11-26 |
EP0948821A1 (en) | 1999-10-13 |
US6051907A (en) | 2000-04-18 |
DE69739131D1 (de) | 2009-01-08 |
WO1998015984A1 (en) | 1998-04-16 |
EP0948821A4 (en) | 2005-08-17 |
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