KR20040100348A - 금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 - Google Patents
금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 Download PDFInfo
- Publication number
- KR20040100348A KR20040100348A KR1020030032651A KR20030032651A KR20040100348A KR 20040100348 A KR20040100348 A KR 20040100348A KR 1020030032651 A KR1020030032651 A KR 1020030032651A KR 20030032651 A KR20030032651 A KR 20030032651A KR 20040100348 A KR20040100348 A KR 20040100348A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- lower electrode
- electrode layer
- predetermined
- piezoelectric
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 239000000758 substrate Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 47
- 238000000151 deposition Methods 0.000 claims abstract description 45
- 239000004065 semiconductor Substances 0.000 claims abstract description 44
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 27
- 238000000059 patterning Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000008021 deposition Effects 0.000 claims description 33
- 239000010408 film Substances 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 15
- 239000010409 thin film Substances 0.000 claims description 12
- 230000037303 wrinkles Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 27
- 239000010410 layer Substances 0.000 description 104
- 230000008901 benefit Effects 0.000 description 8
- 239000012528 membrane Substances 0.000 description 8
- 238000010897 surface acoustic wave method Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000005530 etching Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001755 magnetron sputter deposition Methods 0.000 description 3
- 238000005459 micromachining Methods 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 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
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 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
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 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
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000011229 interlayer 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
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000001552 radio frequency sputter deposition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000002341 toxic gas Substances 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
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
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02086—Means for compensation or elimination of undesirable effects
- H03H9/02133—Means for compensation or elimination of undesirable effects of stress
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—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
-
- 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
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 (9)
- 반도체기판 상면에 희생층을 적층하는 단계;상기 반도체기판의 신호라인 및 하부전극층 사이의 전기적인 접촉을 위해 상기 희생층의 소정영역을 제거하는 단계;상기 소정영역이 제거된 상기 희생층 상면에 하부전극용 금속막을 증착하고, 상기 희생층의 형태에 기초한 패터닝을 수행하여 상기 하부전극층을 형성하는 단계;상기 하부전극층의 상면에 압전물질을 증착하고, 상기 하부전극층의 형태에 기초한 패터닝을 수행하여 압전층을 형성하는 단계; 및,상기 압전층의 상면에 상부전극용 금속막을 증착하고, 상기 압전층의 형태에기초한 패터닝을 수행하여 상부전극층을 형성하는 단계;를 포함하고,상기 상부전극용 금속막 및 상기 하부전극용 금속막의 증착시에 소정의 상방향 응력이 발생하도록 증착압력 및 증착파워(power) 중 적어도 어느 하나를 조정하는 것을 특징으로 하는 박막 벌크 음향 공진기 제조방법.
- 제 1항에 있어서,상기 희생층에서 제거된 상기 소정영역 및 상기 압전층이 적층될 영역 사이를 패터닝하여 소정의 주름을 형성하는 단계;를 더 포함하는 것을 특징으로 하는 박막 벌크 음향 공진기 제조방법.
- 제 2항에 있어서,상기 소정의 주름의 단면은, 톱니형태 및/또는 연속된 반구형태인 것을 특징으로 하는 박막 벌크 음향 공진기 제조방법.
- 제 1항에 있어서,상기 상부전극층의 상기 압전층에 대응되는 부위에서 소정의 휨방지 요홈이 형성되도록 하기 위해, 상기 하부전극층을 패터닝하여 상기 휨방지 요홈을 인입형성하는 단계;를 더 포함하는 것을 특징으로 하는 박막 벌크 음향 공진기 제조방법.
- 반도체기판;소정영역은 상기 반도체기판의 신호라인과 전기적으로 접촉되고 타 영역은 상기 반도체기판과 소정 높이로 이격되도록 형상된 하부전극층;상기 하부전극층의 타 영역 상면에 상기 하부전극층의 형태에 기초하여 형성된 압전층; 및상기 압전층 상면에 상기 압전층의 형태에 기초하여 형성된 상부전극층;을 포함하고,상기 상부전극층 및 상기 하부전극층의 증착형성시에 소정의 상방향 응력이 발생되도록 하기 위해 증착압력 및 증착파워 중 적어도 어느 하나를 조정하는 것을 특징으로 하는 박막 벌크 음향 공진기.
- 제 5항에 있어서,상기 하부전극층에서, 상기 소정영역 및 상기 압전층이 적층될 영역 사이에는, 소정의 주름이 구비되는 것을 특징으로 하는 박막 벌크 음향 공진기.
- 제 6항에 있어서,상기 소정의 주름의 단면은, 톱니형태 및/또는 연속된 반구형태인 것을 특징으로 하는 박막 벌크 음향 공진기.
- 제 5항에 있어서,상기 상부전극층의 상기 압전층에 대응되는 부위에서 인입형성된 소정의 휨방지 요홈이 구비되는 것을 특징으로 하는 박막 벌크 음향 공진기.
- 제 5항에 있어서,상기 하부전극층의 상기 압전층에 대응되는 부위에서 인입형성된 소정의 휨방지 요홈이 구비되는 것을 특징으로 하는 박막 벌크 음향 공진기.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0032651A KR100470708B1 (ko) | 2003-05-22 | 2003-05-22 | 금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 |
DE602004023997T DE602004023997D1 (de) | 2003-05-22 | 2004-04-08 | Herstellungsverfahren für akustischen Volumenwellen Resonator unter Verwendung der inneren mechanischen Spannung einer Metallschicht und damit hergestellter Resonator |
EP04252122A EP1480335B1 (en) | 2003-05-22 | 2004-04-08 | Method of manufacturing film bulk acoustic resonator using internal stress of metallic film and resonator manufactured thereby |
US10/838,326 US7671427B2 (en) | 2003-05-22 | 2004-05-05 | Method of manufacturing film bulk acoustic resonator using internal stress of metallic film and resonator manufactured thereby |
JP2004153486A JP3985965B2 (ja) | 2003-05-22 | 2004-05-24 | 金属膜の内部応力を用いた薄膜バルク音響共振器の製造方法および共振器 |
US12/684,454 US7939356B2 (en) | 2003-05-22 | 2010-01-08 | Method of manufacturing film bulk acoustic resonator using internal stress of metallic film and resonator manufactured thereby |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0032651A KR100470708B1 (ko) | 2003-05-22 | 2003-05-22 | 금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040100348A true KR20040100348A (ko) | 2004-12-02 |
KR100470708B1 KR100470708B1 (ko) | 2005-03-10 |
Family
ID=33095674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0032651A KR100470708B1 (ko) | 2003-05-22 | 2003-05-22 | 금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7671427B2 (ko) |
EP (1) | EP1480335B1 (ko) |
JP (1) | JP3985965B2 (ko) |
KR (1) | KR100470708B1 (ko) |
DE (1) | DE602004023997D1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017052767A1 (en) * | 2015-09-25 | 2017-03-30 | Intel Corporation | Packaged integrated circuit device with cantilever structure |
KR20200072904A (ko) * | 2018-12-13 | 2020-06-23 | (주)와이솔 | 압전 박막 공진기 |
CN112181208A (zh) * | 2020-10-30 | 2021-01-05 | 业泓科技(成都)有限公司 | 触控辨识装置、显示装置及其制造方法 |
CN113258899A (zh) * | 2021-05-18 | 2021-08-13 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8766745B1 (en) | 2007-07-25 | 2014-07-01 | Hrl Laboratories, Llc | Quartz-based disk resonator gyro with ultra-thin conductive outer electrodes and method of making same |
US7994877B1 (en) * | 2008-11-10 | 2011-08-09 | Hrl Laboratories, Llc | MEMS-based quartz hybrid filters and a method of making the same |
US20060065622A1 (en) * | 2004-09-27 | 2006-03-30 | Floyd Philip D | Method and system for xenon fluoride etching with enhanced efficiency |
EP1863174A1 (fr) * | 2006-05-31 | 2007-12-05 | St Microelectronics S.A. | Composant contenant un filtre BAW |
JP4853523B2 (ja) * | 2006-12-25 | 2012-01-11 | 株式会社村田製作所 | 圧電薄膜共振子 |
EP2104948A2 (en) * | 2007-02-20 | 2009-09-30 | Qualcomm Mems Technologies, Inc. | Equipment and methods for etching of mems |
KR20100016195A (ko) * | 2007-04-04 | 2010-02-12 | 퀄컴 엠이엠스 테크놀로지스, 인크. | 희생층의 계면 변형에 의한 해제 에칭 공격의 제거방법 |
US7719752B2 (en) | 2007-05-11 | 2010-05-18 | Qualcomm Mems Technologies, Inc. | MEMS structures, methods of fabricating MEMS components on separate substrates and assembly of same |
US10266398B1 (en) | 2007-07-25 | 2019-04-23 | Hrl Laboratories, Llc | ALD metal coatings for high Q MEMS structures |
BRPI0814680A2 (pt) | 2007-07-25 | 2016-10-04 | Qualcomm Mems Technologies Inc | dispositivo óptico mems e respectivo método de fabrico |
US8151640B1 (en) | 2008-02-05 | 2012-04-10 | Hrl Laboratories, Llc | MEMS on-chip inertial navigation system with error correction |
US7802356B1 (en) | 2008-02-21 | 2010-09-28 | Hrl Laboratories, Llc | Method of fabricating an ultra thin quartz resonator component |
US8023191B2 (en) * | 2008-05-07 | 2011-09-20 | Qualcomm Mems Technologies, Inc. | Printable static interferometric images |
US8176607B1 (en) | 2009-10-08 | 2012-05-15 | Hrl Laboratories, Llc | Method of fabricating quartz resonators |
US8912711B1 (en) | 2010-06-22 | 2014-12-16 | Hrl Laboratories, Llc | Thermal stress resistant resonator, and a method for fabricating same |
US9599470B1 (en) | 2013-09-11 | 2017-03-21 | Hrl Laboratories, Llc | Dielectric high Q MEMS shell gyroscope structure |
US9977097B1 (en) | 2014-02-21 | 2018-05-22 | Hrl Laboratories, Llc | Micro-scale piezoelectric resonating magnetometer |
US9991863B1 (en) | 2014-04-08 | 2018-06-05 | Hrl Laboratories, Llc | Rounded and curved integrated tethers for quartz resonators |
US10308505B1 (en) | 2014-08-11 | 2019-06-04 | Hrl Laboratories, Llc | Method and apparatus for the monolithic encapsulation of a micro-scale inertial navigation sensor suite |
US10031191B1 (en) | 2015-01-16 | 2018-07-24 | Hrl Laboratories, Llc | Piezoelectric magnetometer capable of sensing a magnetic field in multiple vectors |
US10175307B1 (en) | 2016-01-15 | 2019-01-08 | Hrl Laboratories, Llc | FM demodulation system for quartz MEMS magnetometer |
CN113519119A (zh) | 2018-08-20 | 2021-10-19 | D·伍尔西 | 声谐振器 |
KR102080437B1 (ko) | 2019-04-29 | 2020-02-21 | 씨제이대한통운 (주) | 지하벽체 시공용 프레임 및 이를 이용한 지하구조물 시공방법 |
CN110417374B (zh) * | 2019-08-27 | 2023-09-19 | 南方科技大学 | 一种薄膜体声波谐振器及其制备方法 |
KR20220037551A (ko) * | 2020-09-17 | 2022-03-25 | 삼성전자주식회사 | 공진기 및 차동 증폭기를 포함하는 센서 인터페이스 |
CN113556099B (zh) * | 2021-06-11 | 2022-10-14 | 成都泰美克晶体技术有限公司 | 压电石英晶体振荡片、谐振器和振荡器 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07114340B2 (ja) | 1987-01-19 | 1995-12-06 | 株式会社東芝 | 圧電薄膜共振子 |
JPS63187713A (ja) | 1987-01-29 | 1988-08-03 | Toshiba Corp | 集積型圧電薄膜機能素子 |
US5552655A (en) * | 1994-05-04 | 1996-09-03 | Trw Inc. | Low frequency mechanical resonator |
JPH0878735A (ja) | 1994-09-01 | 1996-03-22 | Matsushita Electric Ind Co Ltd | 強誘電体薄膜装置 |
JP3514207B2 (ja) | 2000-03-15 | 2004-03-31 | 株式会社村田製作所 | 強誘電体薄膜素子ならびにセンサ、および強誘電体薄膜素子の製造方法 |
US6709776B2 (en) * | 2000-04-27 | 2004-03-23 | Tdk Corporation | Multilayer thin film and its fabrication process as well as electron device |
US6392524B1 (en) * | 2000-06-09 | 2002-05-21 | Xerox Corporation | Photolithographically-patterned out-of-plane coil structures and method of making |
US6515558B1 (en) * | 2000-11-06 | 2003-02-04 | Nokia Mobile Phones Ltd | Thin-film bulk acoustic resonator with enhanced power handling capacity |
US6521100B2 (en) * | 2001-02-02 | 2003-02-18 | Nokia Mobile Phones Ltd | Method of producing a piezoelectric thin film and bulk acoustic wave resonator fabricated according to the method |
WO2002093740A1 (fr) * | 2001-05-11 | 2002-11-21 | Ube Electronics, Ltd. | Resonateur d'onde acoustique en volume a couche mince |
JP2003017964A (ja) | 2001-07-04 | 2003-01-17 | Hitachi Ltd | 弾性波素子の製造方法 |
US6794737B2 (en) * | 2001-10-12 | 2004-09-21 | Xerox Corporation | Spring structure with stress-balancing layer |
WO2004013893A2 (en) * | 2002-08-01 | 2004-02-12 | Georgia Tech Research Corporation | Piezo electric on seminconductor on- insulator resonator |
KR100599083B1 (ko) * | 2003-04-22 | 2006-07-12 | 삼성전자주식회사 | 캔틸레버 형태의 압전 박막 공진 소자 및 그 제조방법 |
US7492241B2 (en) * | 2005-06-02 | 2009-02-17 | The Regents Of The University Of California | Contour-mode piezoelectric micromechanical resonators |
-
2003
- 2003-05-22 KR KR10-2003-0032651A patent/KR100470708B1/ko active IP Right Grant
-
2004
- 2004-04-08 DE DE602004023997T patent/DE602004023997D1/de not_active Expired - Lifetime
- 2004-04-08 EP EP04252122A patent/EP1480335B1/en not_active Expired - Lifetime
- 2004-05-05 US US10/838,326 patent/US7671427B2/en active Active
- 2004-05-24 JP JP2004153486A patent/JP3985965B2/ja not_active Expired - Lifetime
-
2010
- 2010-01-08 US US12/684,454 patent/US7939356B2/en not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017052767A1 (en) * | 2015-09-25 | 2017-03-30 | Intel Corporation | Packaged integrated circuit device with cantilever structure |
US10490516B2 (en) | 2015-09-25 | 2019-11-26 | Intel Corporation | Packaged integrated circuit device with cantilever structure |
KR20200072904A (ko) * | 2018-12-13 | 2020-06-23 | (주)와이솔 | 압전 박막 공진기 |
CN111327294A (zh) * | 2018-12-13 | 2020-06-23 | 天津威盛株式会社 | 压电薄膜谐振器 |
CN112181208A (zh) * | 2020-10-30 | 2021-01-05 | 业泓科技(成都)有限公司 | 触控辨识装置、显示装置及其制造方法 |
CN112181208B (zh) * | 2020-10-30 | 2023-06-02 | 业泓科技(成都)有限公司 | 触控辨识装置、显示装置及其制造方法 |
CN113258899A (zh) * | 2021-05-18 | 2021-08-13 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
CN113258899B (zh) * | 2021-05-18 | 2024-06-04 | 苏州汉天下电子有限公司 | 一种薄膜体声波谐振器及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1480335A3 (en) | 2004-12-01 |
US7671427B2 (en) | 2010-03-02 |
US7939356B2 (en) | 2011-05-10 |
KR100470708B1 (ko) | 2005-03-10 |
EP1480335A2 (en) | 2004-11-24 |
JP3985965B2 (ja) | 2007-10-03 |
DE602004023997D1 (de) | 2009-12-24 |
EP1480335B1 (en) | 2009-11-11 |
JP2005033774A (ja) | 2005-02-03 |
US20100132174A1 (en) | 2010-06-03 |
US20050001274A1 (en) | 2005-01-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100470708B1 (ko) | 금속막의 내부응력을 이용한 박막 벌크 음향 공진기제조방법 및 그에 의한 공진기 | |
KR100622955B1 (ko) | 박막 벌크 음향 공진기 및 그 제조방법 | |
JP4490951B2 (ja) | フィルムバルク音響共振器及びその製造方法 | |
JP3867231B2 (ja) | 薄膜共振器及びその製造方法 | |
US8704616B2 (en) | Contour-mode piezoelectric micromechanical resonators | |
US10784838B2 (en) | Air-gap type film bulk acoustic resonator and method of manufacturing the same | |
KR100631216B1 (ko) | 에어갭형 박막벌크음향공진기 및 그 제조방법 | |
KR20050034052A (ko) | 박막 벌크 음향 공진기 및 그 제조방법 | |
JP4520415B2 (ja) | 圧電薄膜共振器及びその製作方法 | |
KR100555762B1 (ko) | 에어갭형 박막 벌크 음향 공진기 및 그 제조방법, 이를이용한 필터 및 듀플렉서 | |
KR102579165B1 (ko) | 에어갭형 fbar | |
KR102717995B1 (ko) | 에어갭형 fbar | |
KR102338022B1 (ko) | 에어갭형 fbar | |
US12126326B2 (en) | Film bulk acoustic resonator | |
KR20220148456A (ko) | 박막 벌크 음향 공진기 | |
JP2011082817A (ja) | 弾性波デバイス、フィルタ、通信モジュール、通信装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121210 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20131217 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20141224 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20151217 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20161219 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20171219 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20181220 Year of fee payment: 15 |
|
FPAY | Annual fee payment |
Payment date: 20191217 Year of fee payment: 16 |