ATE400085T1 - Monolithischer fbar duplexer und verfahren zu dessen herstellung - Google Patents

Monolithischer fbar duplexer und verfahren zu dessen herstellung

Info

Publication number
ATE400085T1
ATE400085T1 AT01310921T AT01310921T ATE400085T1 AT E400085 T1 ATE400085 T1 AT E400085T1 AT 01310921 T AT01310921 T AT 01310921T AT 01310921 T AT01310921 T AT 01310921T AT E400085 T1 ATE400085 T1 AT E400085T1
Authority
AT
Austria
Prior art keywords
duplexer
resonator
resonators
component
shunt
Prior art date
Application number
AT01310921T
Other languages
English (en)
Inventor
Pasi Tikka
Juha Ella
Jyrki Kaitila
Original Assignee
Nokia Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE400085T1 publication Critical patent/ATE400085T1/de

Links

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
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/703—Networks using bulk acoustic wave devices
    • H03H9/706—Duplexers
    • 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
    • H03H9/05—Holders; Supports
    • H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
    • H03H9/0566—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers
    • H03H9/0571—Constructional combinations of supports or holders with electromechanical or other electronic elements for duplexers including bulk acoustic wave [BAW] devices
    • 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)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Bipolar Transistors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Soft Magnetic Materials (AREA)
AT01310921T 2001-01-05 2001-12-28 Monolithischer fbar duplexer und verfahren zu dessen herstellung ATE400085T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/755,954 US6407649B1 (en) 2001-01-05 2001-01-05 Monolithic FBAR duplexer and method of making the same

Publications (1)

Publication Number Publication Date
ATE400085T1 true ATE400085T1 (de) 2008-07-15

Family

ID=25041387

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01310921T ATE400085T1 (de) 2001-01-05 2001-12-28 Monolithischer fbar duplexer und verfahren zu dessen herstellung

Country Status (5)

Country Link
US (1) US6407649B1 (de)
EP (1) EP1225695B8 (de)
JP (1) JP4171214B2 (de)
AT (1) ATE400085T1 (de)
DE (1) DE60134620D1 (de)

Families Citing this family (138)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0012439D0 (en) * 2000-05-24 2000-07-12 Univ Cranfield Improvements to filters
US6885260B2 (en) * 2001-05-11 2005-04-26 Ube Industries, Ltd. Filter using film bulk acoustic resonator and transmission/reception switch
JP4434537B2 (ja) * 2001-08-27 2010-03-17 パナソニック株式会社 圧電機能部品
US7031689B2 (en) * 2001-11-13 2006-04-18 Frank Michael L Differential radio
JP2003229743A (ja) * 2001-11-29 2003-08-15 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
DE10160617A1 (de) * 2001-12-11 2003-06-12 Epcos Ag Akustischer Spiegel mit verbesserter Reflexion
US6657517B2 (en) * 2001-12-20 2003-12-02 Agere Systems, Inc. Multi-frequency thin film resonators
DE10163462A1 (de) * 2001-12-21 2003-07-03 Epcos Ag Symmetrisch arbeitendes Reaktanzfilter
JP3952464B2 (ja) * 2002-02-27 2007-08-01 Ｔｄｋ株式会社 デュプレクサ
JP3941592B2 (ja) * 2002-06-03 2007-07-04 株式会社村田製作所 圧電フィルタ、およびそれを有する電子部品
DE10225202B4 (de) * 2002-06-06 2017-06-01 Epcos Ag Mit akustischen Wellen arbeitendes Bauelement mit einem Anpassnetzwerk
US7989851B2 (en) * 2002-06-06 2011-08-02 Rutgers, The State University Of New Jersey Multifunctional biosensor based on ZnO nanostructures
JP4039322B2 (ja) * 2002-07-23 2008-01-30 株式会社村田製作所 圧電フィルタ、デュプレクサ、複合圧電共振器および通信装置、並びに、圧電フィルタの周波数調整方法
DE10234685A1 (de) 2002-07-30 2004-02-19 Infineon Technologies Ag Filterschaltung
US7030718B1 (en) * 2002-08-09 2006-04-18 National Semiconductor Corporation Apparatus and method for extending tuning range of electro-acoustic film resonators
SE524009C2 (sv) * 2002-10-25 2004-06-15 Sture Petersson Avstämbar anordning för akustisk våg samt förfarande för avstämning av anordning för akustisk våg
JP4096845B2 (ja) * 2002-11-08 2008-06-04 株式会社村田製作所 分波器および通信装置
JP3963824B2 (ja) * 2002-11-22 2007-08-22 富士通メディアデバイス株式会社 フィルタ素子、それを有するフィルタ装置、分波器及び高周波回路
JP3889351B2 (ja) * 2002-12-11 2007-03-07 Ｔｄｋ株式会社 デュプレクサ
DE10301261B4 (de) * 2003-01-15 2018-03-22 Snaptrack, Inc. Mit akustischen Volumenwellen arbeitendes Bauelement und Verfahren zur Herstellung
KR100517841B1 (ko) * 2003-02-22 2005-09-30 주식회사 엠에스솔루션 체적탄성파 공진기 밴드 패스 필터, 이를 포함하는듀플렉서 및 그 제조 방법
US7275292B2 (en) * 2003-03-07 2007-10-02 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Method for fabricating an acoustical resonator on a substrate
US20040189424A1 (en) * 2003-03-31 2004-09-30 Hula David W. FBAR mass loading process using selective dry etching
US7227292B2 (en) * 2003-04-10 2007-06-05 Aviza Technologies, Inc. Methods of depositing piezoelectric films
EP1469599B1 (de) * 2003-04-18 2010-11-03 Samsung Electronics Co., Ltd. Dünnschicht-Resonator von Luftspaltbauart, Duplexer mit dem Resonator und deren Herstellungsverfahren
US6954121B2 (en) * 2003-06-09 2005-10-11 Agilent Technologies, Inc. Method for controlling piezoelectric coupling coefficient in film bulk acoustic resonators and apparatus embodying the method
KR100558439B1 (ko) * 2003-09-15 2006-03-10 삼성전기주식회사 웨이퍼 레벨 패키지의 ｆｂａｒ 소자 및 그 제조 방법
KR100616511B1 (ko) * 2003-09-24 2006-08-29 삼성전기주식회사 Ｆｂａｒ 소자 및 그 제조 방법
US7123883B2 (en) * 2003-09-26 2006-10-17 Nokia Corporation Systems and methods that employ a balanced duplexer
KR100519816B1 (ko) * 2003-09-29 2005-10-10 삼성전기주식회사 Ｆｂａｒ 듀플렉서 소자 및 그 제조 방법
US7358831B2 (en) 2003-10-30 2008-04-15 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Film bulk acoustic resonator (FBAR) devices with simplified packaging
US7019605B2 (en) 2003-10-30 2006-03-28 Larson Iii John D Stacked bulk acoustic resonator band-pass filter with controllable pass bandwidth
DE602004000851T2 (de) 2003-10-30 2007-05-16 Avago Technologies General Ip (Singapore) Pte. Ltd. Akustisch gekoppelter Dünnschicht-Transformator mit zwei piezoelektrischen Elementen, welche entgegengesetzte C-Axen Orientierung besitzten
US7400217B2 (en) * 2003-10-30 2008-07-15 Avago Technologies Wireless Ip Pte Ltd Decoupled stacked bulk acoustic resonator band-pass filter with controllable pass bandwith
US6946928B2 (en) 2003-10-30 2005-09-20 Agilent Technologies, Inc. Thin-film acoustically-coupled transformer
JP2005159606A (ja) * 2003-11-25 2005-06-16 Tdk Corp 圧電薄膜共振器およびその製造方法
KR100565799B1 (ko) * 2003-12-22 2006-03-29 삼성전자주식회사 일체화된 ＦＢＡＲ 및 Ｉｓｏｌａｔｉｏｎ부를 사용하여제조된 듀플렉서 및 그 제조 방법
US7057477B2 (en) * 2003-12-24 2006-06-06 Intel Corporation Integration of FBAR filter(s) and on-chip inductors
JP4625260B2 (ja) * 2004-02-04 2011-02-02 株式会社日立メディアエレクトロニクス 薄膜バルク共振子の製造方法
DE602004013534D1 (de) * 2004-03-09 2008-06-19 Infineon Technologies Ag Akustischer Volumenwellen - Filter und Verfahren zur Vermeidung unerwünschter Seitendurchgänge
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
JP4223428B2 (ja) 2004-03-31 2009-02-12 富士通メディアデバイス株式会社 フィルタおよびその製造方法
US20050248420A1 (en) * 2004-05-07 2005-11-10 Qing Ma Forming integrated plural frequency band film bulk acoustic resonators
KR100635268B1 (ko) * 2004-05-17 2006-10-19 삼성전자주식회사 인덕터가 내장된 필터, 듀플렉서 및 그 제조방법
US7446450B2 (en) * 2004-06-07 2008-11-04 California Institute Of Technology Method and system using liquid dielectric for electrostatic power generation
US20060006965A1 (en) * 2004-07-06 2006-01-12 Matsushita Electric Industrial Co., Ltd. RF filter and method for fabricating the same
DE102004032930A1 (de) * 2004-07-07 2006-02-02 Epcos Ag Beidseitig symmetrisch betreibbares Filter mit Volumenwellenresonatoren
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
US20060019611A1 (en) * 2004-07-21 2006-01-26 Nokia Corporation Distributed balanced duplexer
US7446629B2 (en) * 2004-08-04 2008-11-04 Matsushita Electric Industrial Co., Ltd. Antenna duplexer, and RF module and communication apparatus using the same
WO2006018788A1 (en) * 2004-08-20 2006-02-23 Philips Intellectual Property & Standards Gmbh Narrow band bulk acoustic wave filter
US7388454B2 (en) 2004-10-01 2008-06-17 Avago Technologies Wireless Ip Pte Ltd Acoustic resonator performance enhancement using alternating frame structure
KR100750736B1 (ko) * 2004-11-10 2007-08-22 삼성전자주식회사 하나의 트리밍 인덕터를 사용하는 필터
US8981876B2 (en) 2004-11-15 2015-03-17 Avago Technologies General Ip (Singapore) Pte. Ltd. Piezoelectric resonator structures and electrical filters having frame elements
KR100666693B1 (ko) 2004-11-23 2007-01-11 삼성전자주식회사 모놀리식 듀플렉서
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
US7427819B2 (en) 2005-03-04 2008-09-23 Avago Wireless Ip Pte Ltd Film-bulk acoustic wave resonator with motion plate and method
US7248131B2 (en) * 2005-03-14 2007-07-24 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Monolithic vertical integration of an acoustic resonator and electronic circuitry
US20060220763A1 (en) * 2005-03-31 2006-10-05 Tomohiro Iwasaki Acoustic mirror type thin film bulk acoustic resonator, and filter, duplexer and communication apparatus comprising the same
US7369013B2 (en) 2005-04-06 2008-05-06 Avago Technologies Wireless Ip Pte Ltd Acoustic resonator performance enhancement using filled recessed region
US7436269B2 (en) 2005-04-18 2008-10-14 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustically coupled resonators and method of making the same
US7737612B1 (en) 2005-05-25 2010-06-15 Maxim Integrated Products, Inc. BAW resonator bi-layer top electrode with zero etch undercut
US7868522B2 (en) 2005-09-09 2011-01-11 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Adjusted frequency temperature coefficient resonator
US7391286B2 (en) 2005-10-06 2008-06-24 Avago Wireless Ip Pte Ltd Impedance matching and parasitic capacitor resonance of FBAR resonators and coupled filters
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
US7425787B2 (en) 2005-10-18 2008-09-16 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic galvanic isolator incorporating single insulated decoupled stacked bulk acoustic resonator with acoustically-resonant electrical insulator
US7525398B2 (en) 2005-10-18 2009-04-28 Avago Technologies General Ip (Singapore) Pte. Ltd. Acoustically communicating data signals across an electrical isolation barrier
US7423503B2 (en) * 2005-10-18 2008-09-09 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic galvanic isolator incorporating film acoustically-coupled transformer
US7675390B2 (en) 2005-10-18 2010-03-09 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic galvanic isolator incorporating single decoupled stacked bulk acoustic resonator
US7463499B2 (en) 2005-10-31 2008-12-09 Avago Technologies General Ip (Singapore) Pte Ltd. AC-DC power converter
US7561009B2 (en) 2005-11-30 2009-07-14 Avago Technologies General Ip (Singapore) Pte. Ltd. Film bulk acoustic resonator (FBAR) devices with temperature compensation
DE102005057762A1 (de) * 2005-12-02 2007-06-06 Epcos Ag Mit akustischen Volumenwellen arbeitender Resonator
US20070139140A1 (en) * 2005-12-20 2007-06-21 Rao Valluri R Frequency tuning of film bulk acoustic resonators (FBAR)
US7746677B2 (en) 2006-03-09 2010-06-29 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. AC-DC converter circuit and power supply
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
US7600303B1 (en) 2006-05-25 2009-10-13 Maxim Integrated Products, Inc. BAW resonator bi-layer top electrode with zero etch undercut
US7629865B2 (en) 2006-05-31 2009-12-08 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Piezoelectric resonator structures and electrical filters
JP4719623B2 (ja) * 2006-05-31 2011-07-06 太陽誘電株式会社 フィルタ
KR100719123B1 (ko) * 2006-07-27 2007-05-18 삼성전자주식회사 멀피 밴드 필터모듈 및 그 제조방법
KR100802109B1 (ko) * 2006-09-12 2008-02-11 삼성전자주식회사 공진기, 그것을 구비하는 장치 및 공진기의 제조 방법
JP2008085562A (ja) 2006-09-27 2008-04-10 Renesas Technology Corp 弾性波フィルタおよびその製造方法
US7508286B2 (en) 2006-09-28 2009-03-24 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. HBAR oscillator and method of manufacture
JP4968900B2 (ja) * 2006-10-17 2012-07-04 太陽誘電株式会社 ラダー型フィルタの製造方法
US7612488B1 (en) 2007-01-16 2009-11-03 Maxim Integrated Products, Inc. Method to control BAW resonator top electrode edge during patterning
FR2911448B1 (fr) * 2007-01-16 2009-07-10 St Microelectronics Sa Resonateur acoustique en volume a frequence de resonance reglable et utilisation d'un tel resonateur dans le domaine de la telephonie
WO2008105199A1 (ja) * 2007-02-28 2008-09-04 Murata Manufacturing Co., Ltd. 分波器及びその製造方法
US7825749B2 (en) * 2007-05-31 2010-11-02 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Integrated coupled resonator filter and bulk acoustic wave devices
US7791435B2 (en) 2007-09-28 2010-09-07 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Single stack coupled resonators having differential output
DE102008003820B4 (de) * 2008-01-10 2013-01-17 Epcos Ag Frontendschaltung
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
JPWO2010007805A1 (ja) * 2008-07-17 2012-01-05 株式会社村田製作所 分波器
JP2010045533A (ja) * 2008-08-11 2010-02-25 Fujitsu Ltd 弾性波デバイスの製造方法
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
US8248185B2 (en) 2009-06-24 2012-08-21 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic resonator structure comprising a bridge
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
FR2947398B1 (fr) * 2009-06-30 2013-07-05 Commissariat Energie Atomique Dispositif resonant a ondes acoustiques guidees et procede de realisation du dispositif
JP2011041136A (ja) * 2009-08-17 2011-02-24 Taiyo Yuden Co Ltd 弾性波デバイスおよびその製造方法
FR2951024B1 (fr) * 2009-10-01 2012-03-23 St Microelectronics Sa Procede de fabrication de resonateur baw a facteur de qualite eleve
FR2951027A1 (fr) * 2009-10-01 2011-04-08 St Microelectronics Sa Resonateur piezoelectrique isole des perturbations du substrat
FR2951026B1 (fr) * 2009-10-01 2011-12-02 St Microelectronics Sa Procede de fabrication de resonateurs baw sur une tranche semiconductrice
US8193877B2 (en) 2009-11-30 2012-06-05 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Duplexer with negative phase shifting circuit
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
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
JP5757629B2 (ja) * 2010-02-04 2015-07-29 太陽誘電株式会社 フィルタ、デュープレクサ、通信モジュール、通信装置
DE102010055649B4 (de) 2010-12-22 2015-07-16 Epcos Ag Duplexer und Verfahren zum Herstellen eines Duplexers
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
JP5766457B2 (ja) * 2011-02-09 2015-08-19 太陽誘電株式会社 弾性波デバイス及びその製造方法
US9148117B2 (en) 2011-02-28 2015-09-29 Avago Technologies General Ip (Singapore) Pte. Ltd. Coupled resonator filter comprising a bridge and frame elements
US9136818B2 (en) 2011-02-28 2015-09-15 Avago Technologies General Ip (Singapore) Pte. Ltd. Stacked acoustic resonator 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
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
US9154112B2 (en) 2011-02-28 2015-10-06 Avago Technologies General Ip (Singapore) Pte. Ltd. Coupled resonator filter comprising a bridge
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
US8575820B2 (en) 2011-03-29 2013-11-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Stacked bulk acoustic resonator
DE102011100468B4 (de) 2011-05-04 2013-07-04 Epcos Ag Mit akustischen Volumenwellen arbeitendes BAW-Filter, Herstellungsverfahren hierfür und Duplexer
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
DE102012108030B4 (de) * 2012-08-30 2018-05-09 Snaptrack, Inc. Multiplexer mit verringerten Intermodulationsprodukten
KR101928359B1 (ko) * 2012-09-11 2018-12-12 삼성전자주식회사 전도성 물질을 이용하여 전기적 손실을 처리하는 공진 장치 및 그 제조 방법
JP6482169B2 (ja) * 2013-07-19 2019-03-13 セイコーエプソン株式会社 振動片、振動子、発振器、電子機器及び移動体
JP6374653B2 (ja) 2013-11-18 2018-08-15 太陽誘電株式会社 弾性波フィルタ及び分波器
KR102029503B1 (ko) * 2014-12-08 2019-11-08 삼성전기주식회사 체적 음향 공진기 및 필터
US10135415B2 (en) * 2015-12-18 2018-11-20 Texas Instruments Incorporated Method to reduce frequency distribution of bulk acoustic wave resonators during manufacturing
DE102017129160B3 (de) * 2017-12-07 2019-01-31 RF360 Europe GmbH Elektroakustisches Resonatorbauelement und Verfahren zu dessen Herstellung
US10601398B2 (en) * 2018-04-13 2020-03-24 Qorvo Us, Inc. BAW structure having multiple BAW transducers over a common reflector, which has reflector layers of varying thicknesses
US10727811B2 (en) * 2018-06-01 2020-07-28 Akoustis, Inc. Effective coupling coefficients for strained single crystal epitaxial film bulk acoustic resonators
DE102018117520B3 (de) * 2018-07-19 2019-12-05 RF360 Europe GmbH HF-Filtereinrichtung
DE102018121689B3 (de) * 2018-09-05 2020-02-13 RF360 Europe GmbH BAW-Resonator mit erhöhter Bandbreite
CN111245386B (zh) * 2020-01-16 2021-06-01 诺思(天津)微系统有限责任公司 一种多工器
CN111244083B (zh) * 2020-01-21 2021-04-16 诺思(天津)微系统有限责任公司 一种多工器及其制造方法
US20230155570A1 (en) * 2020-04-20 2023-05-18 Suzhou Huntersun Electronics Co., Ltd. Bulk acoustic wave resonator and fabrication method therefor
TWI784331B (zh) * 2020-10-22 2022-11-21 台灣奈米碳素股份有限公司 製造具特定共振頻率之薄膜體聲波共振裝置的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401276A (en) * 1965-04-19 1968-09-10 Clevite Corp Piezoelectric resonators
US5587620A (en) * 1993-12-21 1996-12-24 Hewlett-Packard Company Tunable thin film acoustic resonators and method for making the same
US5692279A (en) * 1995-08-17 1997-12-02 Motorola Method of making a monolithic thin film resonator lattice filter
US5714917A (en) 1996-10-02 1998-02-03 Nokia Mobile Phones Limited Device incorporating a tunable thin film bulk acoustic resonator for performing amplitude and phase modulation
US5873154A (en) 1996-10-17 1999-02-23 Nokia Mobile Phones Limited Method for fabricating a resonator having an acoustic mirror
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
US5894647A (en) * 1997-06-30 1999-04-20 Tfr Technologies, Inc. Method for fabricating piezoelectric resonators and product
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
US6262637B1 (en) * 1999-06-02 2001-07-17 Agilent Technologies, Inc. Duplexer incorporating thin-film bulk acoustic resonators (FBARs)
US6107721A (en) * 1999-07-27 2000-08-22 Tfr Technologies, Inc. Piezoelectric resonators on a differentially offset reflector
US6307447B1 (en) * 1999-11-01 2001-10-23 Agere Systems Guardian Corp. Tuning mechanical resonators for electrical filter
US6339276B1 (en) * 1999-11-01 2002-01-15 Agere Systems Guardian Corp. Incremental tuning process for electrical resonators based on mechanical motion

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US6407649B1 (en) 2002-06-18
EP1225695A2 (de) 2002-07-24
EP1225695B8 (de) 2008-08-13
JP4171214B2 (ja) 2008-10-22
DE60134620D1 (de) 2008-08-14
US20020089393A1 (en) 2002-07-11
EP1225695B1 (de) 2008-07-02
JP2002268644A (ja) 2002-09-20

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