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FR2863789B1 - Dispositif de resonateur acoustique - Google Patents

Dispositif de resonateur acoustique

Info

Publication number
FR2863789B1
FR2863789B1 FR0314567A FR0314567A FR2863789B1 FR 2863789 B1 FR2863789 B1 FR 2863789B1 FR 0314567 A FR0314567 A FR 0314567A FR 0314567 A FR0314567 A FR 0314567A FR 2863789 B1 FR2863789 B1 FR 2863789B1
Authority
FR
France
Prior art keywords
acoustic resonator
resonator device
acoustic
resonator
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.)
Expired - Fee Related
Application number
FR0314567A
Other languages
English (en)
Other versions
FR2863789A1 (fr
Inventor
Guillaume Bouche
Gregory Caruyer
Pascal Ancey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0314567A priority Critical patent/FR2863789B1/fr
Priority to US11/009,688 priority patent/US7550900B2/en
Publication of FR2863789A1 publication Critical patent/FR2863789A1/fr
Application granted granted Critical
Publication of FR2863789B1 publication Critical patent/FR2863789B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H03H9/58—Multiple crystal filters
    • H03H9/582—Multiple crystal filters implemented with thin-film techniques
    • H03H9/586—Means for mounting to a substrate, i.e. means constituting the material interface confining the waves to a volume
    • H03H9/587—Air-gaps
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • H03H9/564—Monolithic crystal filters implemented with thin-film techniques

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR0314567A 2003-12-12 2003-12-12 Dispositif de resonateur acoustique Expired - Fee Related FR2863789B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0314567A FR2863789B1 (fr) 2003-12-12 2003-12-12 Dispositif de resonateur acoustique
US11/009,688 US7550900B2 (en) 2003-12-12 2004-12-10 Acoustic resonator device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0314567A FR2863789B1 (fr) 2003-12-12 2003-12-12 Dispositif de resonateur acoustique

Publications (2)

Publication Number Publication Date
FR2863789A1 FR2863789A1 (fr) 2005-06-17
FR2863789B1 true FR2863789B1 (fr) 2006-09-29

Family

ID=34610600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0314567A Expired - Fee Related FR2863789B1 (fr) 2003-12-12 2003-12-12 Dispositif de resonateur acoustique

Country Status (2)

Country Link
US (1) US7550900B2 (fr)
FR (1) FR2863789B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2848036B1 (fr) * 2002-11-28 2005-08-26 St Microelectronics Sa Support pour resonateur acoustique, resonateur acoustique et circuit integre correspondant
FR2890490A1 (fr) * 2005-09-05 2007-03-09 St Microelectronics Sa Support de resonateur acoustique et circuit integre correspondant
FR2905207B1 (fr) 2006-08-28 2009-01-30 St Microelectronics Sa Filtre commutable a resonateurs.
US8283999B2 (en) * 2010-02-23 2012-10-09 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Bulk acoustic resonator structures comprising a single material acoustic coupling layer comprising inhomogeneous acoustic property
US8587391B2 (en) * 2010-02-23 2013-11-19 Avago Technologies General Ip (Singapore) Pte. Ltd. Acoustic coupling layer for coupled resonator filters and method of fabricating acoustic coupling layer
US9917567B2 (en) 2011-05-20 2018-03-13 Avago Technologies General Ip (Singapore) Pte. Ltd. Bulk acoustic resonator comprising aluminum scandium nitride
US20120293278A1 (en) * 2011-05-20 2012-11-22 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Stacked bulk acoustic resonator comprising distributed bragg reflector
US9154111B2 (en) 2011-05-20 2015-10-06 Avago Technologies General Ip (Singapore) Pte. Ltd. Double bulk acoustic resonator comprising aluminum scandium nitride
CN109314503B (zh) * 2016-06-07 2022-08-12 株式会社村田制作所 弹性波装置及其制造方法
JP6882722B2 (ja) * 2017-01-19 2021-06-02 株式会社村田製作所 圧電素子、及び圧電素子を用いた共振子
US11218132B2 (en) * 2017-12-12 2022-01-04 Ii-Vi Delaware, Inc. Acoustic resonator
US20240120898A1 (en) * 2021-02-10 2024-04-11 Guangdong Zhineng Technologies, Co. Ltd. Bulk filter

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58106457A (ja) * 1981-12-20 1983-06-24 Nippon Dempa Kogyo Co Ltd 超音波探触子
JPS58131558A (ja) * 1982-01-30 1983-08-05 Aloka Co Ltd 超音波探触子
JPS60260848A (ja) * 1984-06-07 1985-12-24 Nippon Dempa Kogyo Co Ltd 超音波探触子及びその製造方法
DE3710339A1 (de) * 1987-03-28 1988-10-06 Deutsch Pruef Messgeraete Piezopolymerer ultraschallwandler
US5864261A (en) * 1994-05-23 1999-01-26 Iowa State University Research Foundation Multiple layer acoustical structures for thin-film resonator based circuits and systems
US5629906A (en) * 1995-02-15 1997-05-13 Hewlett-Packard Company Ultrasonic transducer
US5821833A (en) * 1995-12-26 1998-10-13 Tfr Technologies, Inc. Stacked crystal filter device and method of making
US5873154A (en) * 1996-10-17 1999-02-23 Nokia Mobile Phones Limited Method for fabricating a resonator having an acoustic mirror
US6087198A (en) * 1998-02-12 2000-07-11 Texas Instruments Incorporated Low cost packaging for thin-film resonators and thin-film resonator-based filters
US5872493A (en) * 1997-03-13 1999-02-16 Nokia Mobile Phones, Ltd. Bulk acoustic wave (BAW) filter having a top portion that includes a protective acoustic mirror
US6437484B1 (en) * 1998-12-24 2002-08-20 Kyocera Corporation Piezoelectric resonator
JP3668404B2 (ja) * 2000-02-16 2005-07-06 シャープ株式会社 半導体装置およびその製造方法
US6372661B1 (en) * 2000-07-14 2002-04-16 Taiwan Semiconductor Manufacturing Company Method to improve the crack resistance of CVD low-k dielectric constant material
US6509813B2 (en) * 2001-01-16 2003-01-21 Nokia Mobile Phones Ltd. Bulk acoustic wave resonator with a conductive mirror
US6710508B2 (en) * 2001-11-27 2004-03-23 Agilent Technologies, Inc. Method for adjusting and stabilizing the frequency of an acoustic resonator
JP2003303885A (ja) * 2002-04-08 2003-10-24 Mitsubishi Electric Corp 集積回路及びその設計方法
DE10251876B4 (de) * 2002-11-07 2008-08-21 Infineon Technologies Ag BAW-Resonator mit akustischem Reflektor und Filterschaltung
FR2848036B1 (fr) * 2002-11-28 2005-08-26 St Microelectronics Sa Support pour resonateur acoustique, resonateur acoustique et circuit integre correspondant
DE10256937B4 (de) * 2002-12-05 2018-02-01 Snaptrack, Inc. Mit akustischen Volumenwellen arbeitendes Bauelement mit unsymmetrisch/symmetrischer Beschaltung
EP1469599B1 (fr) * 2003-04-18 2010-11-03 Samsung Electronics Co., Ltd. Résonateur à couches minces (fbar) du type air gap, duplexeur avec ledit résonateur et procédé de fabrication du résonateur et du duplexeur
DE60316457T2 (de) * 2003-12-22 2008-06-19 Infineon Technologies Ag Dünnfilmresonator-Abzweigfilter und Verfahren zur Erdung dieser Filter

Also Published As

Publication number Publication date
US7550900B2 (en) 2009-06-23
US20050168104A1 (en) 2005-08-04
FR2863789A1 (fr) 2005-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070831