FR2883432B1 - Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw - Google Patents

Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw

Info

Publication number
FR2883432B1
FR2883432B1 FR0502706A FR0502706A FR2883432B1 FR 2883432 B1 FR2883432 B1 FR 2883432B1 FR 0502706 A FR0502706 A FR 0502706A FR 0502706 A FR0502706 A FR 0502706A FR 2883432 B1 FR2883432 B1 FR 2883432B1
Authority
FR
France
Prior art keywords
filtering circuit
baw resonator
frequency tunable
tunable filtering
resonator set
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
FR0502706A
Other languages
English (en)
Other versions
FR2883432A1 (fr
Inventor
Jean Francois Carpentier
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 FR0502706A priority Critical patent/FR2883432B1/fr
Priority to US11/377,925 priority patent/US7492242B2/en
Publication of FR2883432A1 publication Critical patent/FR2883432A1/fr
Application granted granted Critical
Publication of FR2883432B1 publication Critical patent/FR2883432B1/fr
Priority to US12/350,755 priority patent/US7825748B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0095—Balance-unbalance or balance-balance networks using bulk acoustic wave devices
    • 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
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezo-electric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezo-electric or electrostrictive material including passive elements
    • 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
    • H03H2009/02165—Tuning
    • H03H2009/02173—Tuning of film bulk acoustic resonators [FBAR]
    • H03H2009/02188—Electrically tuning
    • H03H2009/02204—Electrically tuning operating on an additional circuit element, e.g. applying a tuning DC voltage to a passive circuit element connected to the resonator
FR0502706A 2005-03-18 2005-03-18 Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw Expired - Fee Related FR2883432B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0502706A FR2883432B1 (fr) 2005-03-18 2005-03-18 Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw
US11/377,925 US7492242B2 (en) 2005-03-18 2006-03-16 Integrable tunable filter circuit comprising a set of BAW resonators
US12/350,755 US7825748B2 (en) 2005-03-18 2009-01-08 Integrable tunable filter circuit comprising a set of BAW resonators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0502706A FR2883432B1 (fr) 2005-03-18 2005-03-18 Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw

Publications (2)

Publication Number Publication Date
FR2883432A1 FR2883432A1 (fr) 2006-09-22
FR2883432B1 true FR2883432B1 (fr) 2008-02-22

Family

ID=36942472

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0502706A Expired - Fee Related FR2883432B1 (fr) 2005-03-18 2005-03-18 Circuit de filtrage accordable en frequence integrable, comportant un jeu de resonateurs baw

Country Status (2)

Country Link
US (2) US7492242B2 (fr)
FR (1) FR2883432B1 (fr)

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US8576024B2 (en) * 2010-02-11 2013-11-05 Hollinworth Fund, L.L.C. Electro-acoustic filter
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US9300038B2 (en) 2010-12-10 2016-03-29 Peregrine Semiconductor Corporation Method, system, and apparatus for resonator circuits and modulating resonators
JP6000969B2 (ja) * 2010-12-10 2016-10-05 ペレグリン セミコンダクター コーポレイション 共振器回路及び共振器の調整のための方法、システム、及び装置
US8344795B2 (en) 2011-01-20 2013-01-01 International Business Machines Corporation Self-calibrated, broadband, tunable, active filter with unity gain cells for multi-standard and/or multiband channel selection
US8350738B2 (en) 2011-01-20 2013-01-08 International Business Machines Corporation Track and hold amplifiers and digital calibration for analog-to-digital converters
US8471643B2 (en) 2011-05-13 2013-06-25 Qualcomm Mems Technologies, Inc. Electromechanical systems oscillator with piezoelectric contour mode resonator for multiple frequency generation
JP6327259B2 (ja) 2014-02-10 2018-05-23 株式会社村田製作所 可変フィルタ回路および無線通信装置
FR3026582A1 (fr) * 2014-09-29 2016-04-01 Commissariat Energie Atomique Circuit resonant a frequence et a impedance variables
US10944379B2 (en) 2016-12-14 2021-03-09 Qualcomm Incorporated Hybrid passive-on-glass (POG) acoustic filter
US10749499B2 (en) * 2018-08-28 2020-08-18 Qualcomm Incorporated Wideband filter including an acoustic resonator chip integrated with 3D inductors and a 3D transformer
US11121699B2 (en) * 2019-02-19 2021-09-14 Qualcomm Incorporated Wideband filter with resonators and inductors

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FR2864728B1 (fr) 2003-12-29 2007-12-07 St Microelectronics Sa Circuit electronique integre comportant un resonateur accordable
FR2864726B1 (fr) 2003-12-29 2007-12-07 St Microelectronics Sa Boucle a verrouillage d'amplitude integrable dotee d'un resonateur acoustique
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Also Published As

Publication number Publication date
US20070035365A1 (en) 2007-02-15
FR2883432A1 (fr) 2006-09-22
US7492242B2 (en) 2009-02-17
US20090174503A1 (en) 2009-07-09
US7825748B2 (en) 2010-11-02

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Effective date: 20121130