CN1521945A - 块体波共振器之音声反射器 - Google Patents
块体波共振器之音声反射器 Download PDFInfo
- Publication number
- CN1521945A CN1521945A CNA2003101148281A CN200310114828A CN1521945A CN 1521945 A CN1521945 A CN 1521945A CN A2003101148281 A CNA2003101148281 A CN A2003101148281A CN 200310114828 A CN200310114828 A CN 200310114828A CN 1521945 A CN1521945 A CN 1521945A
- Authority
- CN
- China
- Prior art keywords
- layer
- resonator
- acoustic
- baw resonator
- layers
- 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
- 239000000463 material Substances 0.000 claims abstract description 53
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 238000002310 reflectometry Methods 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 38
- 229910052721 tungsten Inorganic materials 0.000 claims description 20
- 239000010937 tungsten Substances 0.000 claims description 20
- 229910052681 coesite Inorganic materials 0.000 claims description 19
- 229910052906 cristobalite Inorganic materials 0.000 claims description 19
- 239000000377 silicon dioxide Substances 0.000 claims description 19
- 235000012239 silicon dioxide Nutrition 0.000 claims description 19
- 229910052682 stishovite Inorganic materials 0.000 claims description 19
- 229910052905 tridymite Inorganic materials 0.000 claims description 19
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 19
- 238000002834 transmittance Methods 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 124
- 238000010008 shearing Methods 0.000 description 41
- 238000005457 optimization Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 7
- 239000004411 aluminium Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 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
- 238000009826 distribution Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- -1 tungsten nitride Chemical class 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 elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
- H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
- H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
- H03H9/175—Acoustic mirrors
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
材料 | 纵波的vi | 纵波的zi(106kg/m2s) | 剪切波的vs | 剪切波的zs(106kg/m2s) |
AL | 6422m/s | 17.3 | 3110m/s | 8.4 |
W | 5230m/s | 101 | 2860m/s | 55.2 |
AlN | 10400m/s | 34 | 6036m/s | 19.7 |
SIo2 | 5970m/s | 13.1 | 3760m/s | 8.3 |
Si | 8847m/s | 19.3 | 5300m/s | 11.6 |
SiN | 11150m/s | 36.2 | 6160m/s | 20 |
层数目 | 材料 | 关于λlong的层厚度 |
112 | SiO2 | 0.770 |
114 | 钨 | 0.175 |
116 | SiO2 | 0.250 |
118 | 钨 | 0.245 |
120 | SiO2 | 0.180 |
106a | 铝 | 0.130 |
106b | 钨 | 0.070 |
102 | AlN | 0.220 |
104a | 钨 | 0.028 |
104b | 铝 | 0.080至0.12 |
104c | SiN | 0.008 |
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10251876A DE10251876B4 (de) | 2002-11-07 | 2002-11-07 | BAW-Resonator mit akustischem Reflektor und Filterschaltung |
DE10251876.9 | 2002-11-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1521945A true CN1521945A (zh) | 2004-08-18 |
CN100578931C CN100578931C (zh) | 2010-01-06 |
Family
ID=32103398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200310114828A Expired - Fee Related CN100578931C (zh) | 2002-11-07 | 2003-11-07 | 块体波共振器的音声反射器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6933807B2 (zh) |
EP (1) | EP1418671A2 (zh) |
JP (1) | JP2004159339A (zh) |
KR (1) | KR20040041029A (zh) |
CN (1) | CN100578931C (zh) |
DE (2) | DE10251876B4 (zh) |
TW (1) | TW200509525A (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102291095A (zh) * | 2011-04-27 | 2011-12-21 | 庞慰 | 复合体声波谐振器 |
CN102118141B (zh) * | 2009-12-31 | 2014-08-13 | 财团法人工业技术研究院 | 共振器、弹性波传输元件及其制造方法 |
CN107182018B (zh) * | 2017-06-13 | 2019-10-11 | 山西宇翔信息技术有限公司 | 一种声音传感器 |
CN111628747A (zh) * | 2020-04-26 | 2020-09-04 | 深圳市信维通信股份有限公司 | 一种滤波装置、一种射频前端装置及一种无线通信装置 |
CN112912953A (zh) * | 2018-10-19 | 2021-06-04 | 富士胶片株式会社 | 隔音系统 |
CN113169721A (zh) * | 2018-10-31 | 2021-07-23 | 谐振公司 | 固态装配型横向激励的薄膜体声波谐振器 |
US11606080B2 (en) | 2020-04-26 | 2023-03-14 | Shenzhen Sunway Communication Co., Ltd. | Filter device, RF front-end device and wireless communication device |
Families Citing this family (114)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005136467A (ja) * | 2003-10-28 | 2005-05-26 | Tdk Corp | 圧電共振器およびそれを用いた電子部品 |
FR2863789B1 (fr) * | 2003-12-12 | 2006-09-29 | St Microelectronics Sa | Dispositif de resonateur acoustique |
JP2005260484A (ja) * | 2004-03-10 | 2005-09-22 | Tdk Corp | 圧電共振器およびそれを備えた電子部品 |
JP2005277454A (ja) * | 2004-03-22 | 2005-10-06 | Tdk Corp | 圧電共振器およびそれを備えた電子部品 |
KR100804407B1 (ko) * | 2004-03-29 | 2008-02-15 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치의 제조방법 |
DE102004054895B4 (de) | 2004-11-12 | 2007-04-19 | Infineon Technologies Ag | Dünnschicht-BAW-Filter sowie Verfahren zur Herstellung eines Dünnschicht-BAW-Filters |
FR2882205B1 (fr) * | 2005-02-16 | 2007-06-22 | Centre Nat Rech Scient | Dispositif a ondes acoustiques haute frequence |
DE102005021815A1 (de) * | 2005-05-04 | 2006-11-09 | Azzurro Semiconductors Ag | Sicherheitsmerkmal und Gerät zum Überprüfen des Sicherheitsmerkmals |
DE102005044330A1 (de) * | 2005-09-16 | 2007-03-29 | Epcos Ag | Abstimmbarer Kondensator und Schaltung mit einem solchen Kondensator |
WO2007060557A1 (en) * | 2005-11-25 | 2007-05-31 | Nxp B.V. | Bulk acoustic wave resonator device |
DE102005057097B4 (de) * | 2005-11-30 | 2007-08-02 | Siemens Ag | Frequenzfilter mit piezoakustischem Dünnfilmresonator und Verfahren zum Herausfiltern eines Frequenzbandes eines Frequenzspektrums mit Hilfe des Frequenzfilters |
DE102005057762A1 (de) * | 2005-12-02 | 2007-06-06 | Epcos Ag | Mit akustischen Volumenwellen arbeitender Resonator |
DE102005061344A1 (de) * | 2005-12-21 | 2007-06-28 | Epcos Ag | Mit akustischen Volumenwellen arbeitender Resonator |
US7414350B1 (en) * | 2006-03-03 | 2008-08-19 | Skyworks Solutions, Inc. | Acoustic mirror structure for a bulk acoustic wave structure and method for fabricating same |
FR2901708A1 (fr) * | 2006-06-02 | 2007-12-07 | Ela Medical Soc Par Actions Si | Dispositif medical actif tel qu'implant actif ou programmateur pour un tel implant, comprenant des moyens de telemetrie rf |
US7598827B2 (en) * | 2006-06-19 | 2009-10-06 | Maxim Integrated Products | Harmonic termination of power amplifiers using BAW filter output matching circuits |
US7586389B2 (en) * | 2006-06-19 | 2009-09-08 | Maxim Integrated Products, Inc. | Impedance transformation and filter using bulk acoustic wave technology |
US7515018B2 (en) * | 2006-08-31 | 2009-04-07 | Martin Handtmann | Acoustic resonator |
US8124499B2 (en) * | 2006-11-06 | 2012-02-28 | Silicon Genesis Corporation | Method and structure for thick layer transfer using a linear accelerator |
US20080128641A1 (en) * | 2006-11-08 | 2008-06-05 | Silicon Genesis Corporation | Apparatus and method for introducing particles using a radio frequency quadrupole linear accelerator for semiconductor materials |
US7385334B1 (en) * | 2006-11-20 | 2008-06-10 | Sandia Corporation | Contour mode resonators with acoustic reflectors |
JP2008172713A (ja) * | 2007-01-15 | 2008-07-24 | Hitachi Media Electoronics Co Ltd | 圧電薄膜共振器および圧電薄膜共振器フィルタおよびその製造方法 |
US20080188011A1 (en) * | 2007-01-26 | 2008-08-07 | Silicon Genesis Corporation | Apparatus and method of temperature conrol during cleaving processes of thick film materials |
US7684109B2 (en) * | 2007-02-28 | 2010-03-23 | Maxim Integrated Products, Inc. | Bragg mirror optimized for shear waves |
US7535324B2 (en) | 2007-06-15 | 2009-05-19 | Avago Technologies Wireless Ip, Pte. Ltd. | Piezoelectric resonator structure and method for manufacturing a coupled resonator device |
US8586195B2 (en) * | 2007-07-11 | 2013-11-19 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method for forming an acoustic mirror with reduced metal layer roughness and related structure |
WO2009013938A1 (ja) * | 2007-07-20 | 2009-01-29 | Murata Manufacturing Co., Ltd. | 圧電共振子及び圧電フィルタ装置 |
US8018303B2 (en) * | 2007-10-12 | 2011-09-13 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Bulk acoustic wave device |
US7786826B2 (en) * | 2007-10-12 | 2010-08-31 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Apparatus with acoustically coupled BAW resonators and a method for matching impedances |
US8512800B2 (en) | 2007-12-04 | 2013-08-20 | Triquint Semiconductor, Inc. | Optimal acoustic impedance materials for polished substrate coating to suppress passband ripple in BAW resonators and filters |
US7768364B2 (en) | 2008-06-09 | 2010-08-03 | Maxim Integrated Products, Inc. | Bulk acoustic resonators with multi-layer electrodes |
US7889024B2 (en) * | 2008-08-29 | 2011-02-15 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Single cavity acoustic resonators and electrical filters comprising single cavity acoustic resonators |
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 |
US8448494B2 (en) | 2008-12-30 | 2013-05-28 | Stmicroelectronics S.R.L. | Integrated electronic microbalance plus chemical sensor |
IT1392576B1 (it) * | 2008-12-30 | 2012-03-09 | St Microelectronics Rousset | Dispositivo di rilevamento elettronico di materiali biologici e relativo processo di fabbricazione |
US8030823B2 (en) * | 2009-01-26 | 2011-10-04 | Resonance Semiconductor Corporation | Protected resonator |
US9735338B2 (en) | 2009-01-26 | 2017-08-15 | Cymatics Laboratories Corp. | Protected resonator |
US20110121916A1 (en) * | 2009-11-24 | 2011-05-26 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Hybrid bulk acoustic wave resonator |
US8499613B2 (en) | 2010-01-29 | 2013-08-06 | Stmicroelectronics S.R.L. | Integrated chemical sensor for detecting odorous matters |
US8479363B2 (en) * | 2010-05-11 | 2013-07-09 | Hao Zhang | Methods for wafer level trimming of acoustically coupled resonator filter |
US20110304412A1 (en) * | 2010-06-10 | 2011-12-15 | Hao Zhang | Acoustic Wave Resonators and Methods of Manufacturing Same |
US9180451B2 (en) | 2010-06-28 | 2015-11-10 | Stmicroelectronics S.R.L. | Fluidic cartridge for detecting chemicals in samples, in particular for performing biochemical analyses |
US20120167392A1 (en) | 2010-12-30 | 2012-07-05 | Stmicroelectronics Pte. Ltd. | Razor with chemical and biological sensor |
FI124732B (en) | 2011-11-11 | 2014-12-31 | Teknologian Tutkimuskeskus Vtt | Lateral connected bulk wave filter with improved passband characteristics |
US9019688B2 (en) | 2011-12-02 | 2015-04-28 | Stmicroelectronics Pte Ltd. | Capacitance trimming with an integrated heater |
US9027400B2 (en) | 2011-12-02 | 2015-05-12 | Stmicroelectronics Pte Ltd. | Tunable humidity sensor with integrated heater |
KR101919118B1 (ko) | 2012-01-18 | 2018-11-15 | 삼성전자주식회사 | 체적 음향 공진기 |
US9097789B2 (en) | 2012-03-13 | 2015-08-04 | Duke Loi | Apparatus and method for electromagnetic wave structure modulation |
US9246467B2 (en) * | 2012-05-31 | 2016-01-26 | Texas Instruments Incorporated | Integrated resonator with a mass bias |
US9240767B2 (en) * | 2012-05-31 | 2016-01-19 | Texas Instruments Incorporated | Temperature-controlled integrated piezoelectric resonator apparatus |
FR2996061B1 (fr) | 2012-09-27 | 2015-12-25 | Commissariat Energie Atomique | Structure acoustique comportant au moins un resonateur et au moins une capacite cointegree dans une meme couche piezoelectrique ou ferroelectrique |
US9219517B2 (en) | 2013-10-02 | 2015-12-22 | Triquint Semiconductor, Inc. | Temperature compensated bulk acoustic wave devices using over-moded acoustic reflector layers |
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 |
US9805966B2 (en) | 2014-07-25 | 2017-10-31 | Akoustis, Inc. | Wafer scale packaging |
US9912314B2 (en) | 2014-07-25 | 2018-03-06 | Akoustics, Inc. | Single crystal acoustic resonator and bulk acoustic wave filter |
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 |
WO2016067924A1 (ja) | 2014-10-27 | 2016-05-06 | 株式会社村田製作所 | 圧電デバイス、及び圧電デバイスの製造方法 |
WO2016072270A1 (ja) * | 2014-11-05 | 2016-05-12 | 株式会社村田製作所 | 圧電デバイス |
EP3365669B8 (en) * | 2015-10-21 | 2024-03-13 | Qorvo Us, Inc. | Resonator structure with enhanced reflection of shear and longitudinal modes of acoustic vibrations |
US11832521B2 (en) | 2017-10-16 | 2023-11-28 | Akoustis, Inc. | Methods of forming group III-nitride single crystal piezoelectric thin films using ordered deposition and stress neutral template layers |
US10217930B1 (en) | 2016-03-11 | 2019-02-26 | Akoustis, Inc. | Method of manufacture for single crystal acoustic resonator devices using micro-vias |
US11581866B2 (en) | 2016-03-11 | 2023-02-14 | Akoustis, Inc. | RF acoustic wave resonators integrated with high electron mobility transistors including a shared piezoelectric/buffer layer and methods of forming the same |
US10979024B2 (en) | 2016-03-11 | 2021-04-13 | Akoustis, Inc. | 5.2 GHz Wi-Fi coexistence acoustic wave resonator RF filter circuit |
US10985732B2 (en) | 2016-03-11 | 2021-04-20 | Akoustis, Inc. | 5.6 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US20210257993A1 (en) | 2016-03-11 | 2021-08-19 | Akoustis, Inc. | Acoustic wave resonator rf filter circuit device |
US10615773B2 (en) | 2017-09-11 | 2020-04-07 | Akoustis, Inc. | Wireless communication infrastructure system configured with a single crystal piezo resonator and filter structure |
US11063576B2 (en) | 2016-03-11 | 2021-07-13 | Akoustis, Inc. | Front end module for 5.6 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US11476825B2 (en) | 2016-03-11 | 2022-10-18 | Akoustis, Inc. | 5.5 GHz Wi-Fi coexistence acoustic wave resonator RF filter circuit |
US11411168B2 (en) | 2017-10-16 | 2022-08-09 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via sputtering |
US11736177B2 (en) | 2016-03-11 | 2023-08-22 | Akoustis Inc. | Front end modules for 5.6 GHz and 6.6 GHz Wi-Fi acoustic wave resonator RF filter circuits |
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 |
US11316496B2 (en) | 2016-03-11 | 2022-04-26 | Akoustis, Inc. | Method and structure for high performance resonance circuit with single crystal piezoelectric capacitor dielectric material |
US10581398B2 (en) | 2016-03-11 | 2020-03-03 | Akoustis, Inc. | Method of manufacture for single crystal acoustic resonator devices using micro-vias |
US10979026B2 (en) | 2016-03-11 | 2021-04-13 | Akoustis, Inc. | 5.5 GHz Wi-fi 5G coexistence acoustic wave resonator RF filter circuit |
US11424728B2 (en) | 2016-03-11 | 2022-08-23 | Akoustis, Inc. | Piezoelectric acoustic resonator manufactured with piezoelectric thin film transfer process |
US11451213B2 (en) | 2016-03-11 | 2022-09-20 | Akoustis, Inc. | 5G n79 Wi-Fi acoustic triplexer circuit |
US10355659B2 (en) | 2016-03-11 | 2019-07-16 | Akoustis, Inc. | Piezoelectric acoustic resonator manufactured with piezoelectric thin film transfer process |
US11070184B2 (en) | 2016-03-11 | 2021-07-20 | Akoustis, Inc. | Piezoelectric acoustic resonator manufactured with piezoelectric thin film transfer process |
US11689186B2 (en) | 2016-03-11 | 2023-06-27 | Akoustis, Inc. | 5.5 GHz Wi-Fi 5G coexistence acoustic wave resonator RF filter circuit |
US11677372B2 (en) | 2016-03-11 | 2023-06-13 | Akoustis, Inc. | Piezoelectric acoustic resonator with dielectric protective layer manufactured with piezoelectric thin film transfer process |
US10979022B2 (en) | 2016-03-11 | 2021-04-13 | Akoustis, Inc. | 5.2 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US10110190B2 (en) | 2016-11-02 | 2018-10-23 | Akoustis, Inc. | Structure and method of manufacture for acoustic resonator or filter devices using improved fabrication conditions and perimeter structure modifications |
US11683021B2 (en) | 2016-03-11 | 2023-06-20 | Akoustis, Inc. | 4.5G 3.55-3.7 GHz band bulk acoustic wave resonator RF filter circuit |
US11356071B2 (en) | 2016-03-11 | 2022-06-07 | Akoustis, Inc. | Piezoelectric acoustic resonator with improved TCF manufactured with piezoelectric thin film transfer process |
US11177868B2 (en) | 2016-03-11 | 2021-11-16 | Akoustis, Inc. | Front end module for 6.5 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US10979023B2 (en) | 2016-03-11 | 2021-04-13 | Akoustis, Inc. | 5.9 GHz c-V2X and DSRC acoustic wave resonator RF filter circuit |
US11184079B2 (en) | 2016-03-11 | 2021-11-23 | Akoustis, Inc. | Front end module for 5.5 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US10979025B2 (en) | 2016-03-11 | 2021-04-13 | Akoustis, Inc. | 5G band n79 acoustic wave resonator RF filter circuit |
US11418169B2 (en) | 2016-03-11 | 2022-08-16 | Akoustis, Inc. | 5G n41 2.6 GHz band acoustic wave resonator RF filter circuit |
US11394451B2 (en) | 2016-03-11 | 2022-07-19 | Akoustis, Inc. | Front end module for 6.1 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US10673513B2 (en) | 2016-03-11 | 2020-06-02 | Akoustis, Inc. | Front end module for 5.2 GHz Wi-Fi acoustic wave resonator RF filter circuit |
US10523180B2 (en) | 2016-03-11 | 2019-12-31 | Akoustis, Inc. | Method and structure for single crystal acoustic resonator devices using thermal recrystallization |
US11558023B2 (en) | 2016-03-11 | 2023-01-17 | Akoustis, Inc. | Method for fabricating an acoustic resonator device |
US11895920B2 (en) | 2016-08-15 | 2024-02-06 | Akoustis, Inc. | Methods of forming group III piezoelectric thin films via removal of portions of first sputtered material |
DE102016124236B4 (de) * | 2016-12-13 | 2018-07-26 | Snaptrack, Inc. | BAW-Resonator |
US10431580B1 (en) | 2017-01-12 | 2019-10-01 | Akoustis, Inc. | Monolithic single chip integrated radio frequency front end module configured with single crystal acoustic filter devices |
US11856858B2 (en) | 2017-10-16 | 2023-12-26 | Akoustis, Inc. | Methods of forming doped crystalline piezoelectric thin films via MOCVD and related doped crystalline piezoelectric thin films |
US11563417B2 (en) * | 2017-11-20 | 2023-01-24 | Samsung Electro-Mechanics Co., Ltd. | Acoustic resonator |
JP2019140456A (ja) | 2018-02-07 | 2019-08-22 | 株式会社村田製作所 | 弾性波装置、高周波フロントエンド回路及び通信装置 |
US11557716B2 (en) | 2018-02-20 | 2023-01-17 | Akoustis, Inc. | Method and structure of single crystal electronic devices with enhanced strain interface regions by impurity introduction |
US11152913B2 (en) * | 2018-03-28 | 2021-10-19 | Qorvo Us, Inc. | Bulk acoustic wave (BAW) resonator |
WO2020046995A1 (en) | 2018-08-27 | 2020-03-05 | Akoustis, Inc. | High power bulk acoustic wave resonator filter devices |
WO2021021736A1 (en) | 2019-07-31 | 2021-02-04 | QXONIX Inc. | Bulk acoustic wave (baw) reflector and resonator structures, devices and systems |
CN111211757B (zh) * | 2020-02-05 | 2024-03-15 | 见闻录(浙江)半导体有限公司 | 一种体声波谐振器的顶电极结构及制作工艺 |
US11618968B2 (en) | 2020-02-07 | 2023-04-04 | Akoustis, Inc. | Apparatus including horizontal flow reactor with a central injector column having separate conduits for low-vapor pressure metalorganic precursors and other precursors for formation of piezoelectric layers on wafers |
US12102010B2 (en) | 2020-03-05 | 2024-09-24 | Akoustis, Inc. | Methods of forming films including scandium at low temperatures using chemical vapor deposition to provide piezoelectric resonator devices and/or high electron mobility transistor devices |
US12206388B2 (en) | 2020-04-22 | 2025-01-21 | The Regents Of The University Of Michigan | Bulk acoustic wave resonators employing materials with piezoelectric and negative piezoelectric coefficients |
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 |
US12255637B2 (en) | 2021-01-18 | 2025-03-18 | Akoustis, Inc. | 5.1-7.1GHz Wi-Fi6E coexistence acoustic wave resonator RF diplexer circuit |
US12170515B2 (en) | 2022-01-31 | 2024-12-17 | Qorvo Us, Inc. | Reversed semilattice filter |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5373268A (en) | 1993-02-01 | 1994-12-13 | Motorola, Inc. | Thin film resonator having stacked acoustic reflecting impedance matching layers and method |
US5873154A (en) * | 1996-10-17 | 1999-02-23 | Nokia Mobile Phones Limited | Method for fabricating a resonator having an acoustic mirror |
FI107660B (fi) * | 1999-07-19 | 2001-09-14 | Nokia Mobile Phones Ltd | Resonaattorirakenne |
GB0014963D0 (en) * | 2000-06-20 | 2000-08-09 | Koninkl Philips Electronics Nv | A bulk acoustic wave device |
-
2002
- 2002-11-07 DE DE10251876A patent/DE10251876B4/de not_active Expired - Fee Related
- 2002-11-07 DE DE10262056A patent/DE10262056B4/de not_active Expired - Fee Related
-
2003
- 2003-11-04 EP EP03025372A patent/EP1418671A2/de not_active Withdrawn
- 2003-11-04 TW TW092130767A patent/TW200509525A/zh unknown
- 2003-11-06 JP JP2003377295A patent/JP2004159339A/ja not_active Abandoned
- 2003-11-06 KR KR1020030078253A patent/KR20040041029A/ko not_active Application Discontinuation
- 2003-11-07 US US10/704,260 patent/US6933807B2/en not_active Expired - Lifetime
- 2003-11-07 CN CN200310114828A patent/CN100578931C/zh not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102118141B (zh) * | 2009-12-31 | 2014-08-13 | 财团法人工业技术研究院 | 共振器、弹性波传输元件及其制造方法 |
CN102291095A (zh) * | 2011-04-27 | 2011-12-21 | 庞慰 | 复合体声波谐振器 |
CN107182018B (zh) * | 2017-06-13 | 2019-10-11 | 山西宇翔信息技术有限公司 | 一种声音传感器 |
CN112912953A (zh) * | 2018-10-19 | 2021-06-04 | 富士胶片株式会社 | 隔音系统 |
CN112912953B (zh) * | 2018-10-19 | 2023-11-10 | 富士胶片株式会社 | 隔音系统 |
CN113169721A (zh) * | 2018-10-31 | 2021-07-23 | 谐振公司 | 固态装配型横向激励的薄膜体声波谐振器 |
CN111628747A (zh) * | 2020-04-26 | 2020-09-04 | 深圳市信维通信股份有限公司 | 一种滤波装置、一种射频前端装置及一种无线通信装置 |
CN111628747B (zh) * | 2020-04-26 | 2023-01-17 | 深圳市信维通信股份有限公司 | 一种滤波装置、一种射频前端装置及一种无线通信装置 |
US11606080B2 (en) | 2020-04-26 | 2023-03-14 | Shenzhen Sunway Communication Co., Ltd. | Filter device, RF front-end device and wireless communication device |
Also Published As
Publication number | Publication date |
---|---|
TW200509525A (en) | 2005-03-01 |
DE10251876B4 (de) | 2008-08-21 |
US20040140869A1 (en) | 2004-07-22 |
KR20040041029A (ko) | 2004-05-13 |
JP2004159339A (ja) | 2004-06-03 |
US6933807B2 (en) | 2005-08-23 |
DE10262056A1 (de) | 2004-11-04 |
DE10262056B4 (de) | 2008-08-28 |
CN100578931C (zh) | 2010-01-06 |
DE10251876A1 (de) | 2004-05-19 |
EP1418671A2 (de) | 2004-05-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1521945A (zh) | 块体波共振器之音声反射器 | |
CN1801614B (zh) | 具有一质量负荷周边的薄膜体声波谐振器 | |
US5821833A (en) | Stacked crystal filter device and method of making | |
CN1667947A (zh) | 声体波滤波器及消去不要的侧通带方法 | |
TWI697204B (zh) | 複合基板上的表面聲波裝置 | |
US20140097914A1 (en) | Bulk acoustic wave resonator with means for suppression of pass-band ripple in bulk acoustic wave filters | |
CN112039482B (zh) | 一种薄膜压电声波谐振器、滤波器及电子设备 | |
CN110392978A (zh) | 弹性波装置、高频前端电路以及通信装置 | |
CN101689845A (zh) | 压电薄膜共振元件以及利用它的电路部件 | |
US20050046519A1 (en) | Film bulk acoustic resonator and method of producing the same | |
US20080169885A1 (en) | Piezoelectric thin-film resonator, acoustic wave device and method for fabricating the acoustic wave device | |
US10601398B2 (en) | BAW structure having multiple BAW transducers over a common reflector, which has reflector layers of varying thicknesses | |
CN1610254A (zh) | 压电薄膜谐振器以及使用其的滤波器 | |
JP2003111182A (ja) | 超音波探触子 | |
JP2016072808A (ja) | デュプレクサ及びその製造方法 | |
CN115001438A (zh) | 一种纵向泄漏声表面波谐振器的结构及滤波器 | |
JP2006020277A (ja) | 薄膜バルク音響共振器及びその製造方法 | |
US10090820B2 (en) | Stealth-dicing compatible devices and methods to prevent acoustic backside reflections on acoustic wave devices | |
CN1351418A (zh) | 表面声波器件及其制造方法 | |
CN110198159A (zh) | 弹性表面波装置 | |
CN1166057C (zh) | 表面声波器件及其生产方法 | |
CN101785183A (zh) | 滤波器、使用该滤波器的双工器及使用该双工器的通信机 | |
CN112272015A (zh) | 一种声波谐振器 | |
CN114070257A (zh) | 声波装置、滤波器及多路复用器 | |
CN1667948A (zh) | 压电谐振器和具有该压电谐振器的电子部件 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20081205 Address after: Singapore Singapore Applicant after: WAVICS, Inc. Address before: Munich, Federal Republic of Germany Applicant before: INFINEON TECHNOLOGIES AG |
|
ASS | Succession or assignment of patent right |
Owner name: AVAGO TECHNOLOGIES WIRELESS IP (SINGAPORE)PRIVATE Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20081205 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) CORPORAT Free format text: FORMER OWNER: AVAGO TECHNOLOGIES WIRELESS IP Effective date: 20130509 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130509 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: WAVICS, Inc. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20181018 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies General IP (Singapore) Pte. Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100106 Termination date: 20211107 |