NO321564B1 - Piezoelektrisk resonator og kretskomponent med samme - Google Patents

Piezoelektrisk resonator og kretskomponent med samme Download PDF

Info

Publication number
NO321564B1
NO321564B1 NO19971937A NO971937A NO321564B1 NO 321564 B1 NO321564 B1 NO 321564B1 NO 19971937 A NO19971937 A NO 19971937A NO 971937 A NO971937 A NO 971937A NO 321564 B1 NO321564 B1 NO 321564B1
Authority
NO
Norway
Prior art keywords
core
electrodes
resonator
piezoelectric
longitudinal direction
Prior art date
Application number
NO19971937A
Other languages
English (en)
Norwegian (no)
Other versions
NO971937L (no
NO971937D0 (no
Inventor
Toshihiko Unami
Jiro Inoue
Original Assignee
Murata Manufacturing Co
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 Murata Manufacturing Co filed Critical Murata Manufacturing Co
Publication of NO971937D0 publication Critical patent/NO971937D0/no
Publication of NO971937L publication Critical patent/NO971937L/no
Publication of NO321564B1 publication Critical patent/NO321564B1/no

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
    • H03H9/15—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
    • H03H9/178—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of a laminated structure of multiple piezoelectric layers with inner electrodes
    • 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
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
    • 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 piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor
    • H03H9/605—Electric coupling means therefor consisting of a ladder configuration

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)
  • Oscillators With Electromechanical Resonators (AREA)
NO19971937A 1996-07-10 1997-04-25 Piezoelektrisk resonator og kretskomponent med samme NO321564B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20118496 1996-07-10
JP9014583A JPH1079639A (ja) 1996-07-10 1997-01-10 圧電共振子およびそれを用いた電子部品

Publications (3)

Publication Number Publication Date
NO971937D0 NO971937D0 (no) 1997-04-25
NO971937L NO971937L (no) 1998-01-12
NO321564B1 true NO321564B1 (no) 2006-06-06

Family

ID=26350549

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19971937A NO321564B1 (no) 1996-07-10 1997-04-25 Piezoelektrisk resonator og kretskomponent med samme

Country Status (6)

Country Link
US (1) US5892416A (zh)
EP (1) EP0818881B1 (zh)
JP (1) JPH1079639A (zh)
CN (1) CN1100352C (zh)
DE (1) DE69714667T2 (zh)
NO (1) NO321564B1 (zh)

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JP3368214B2 (ja) * 1997-10-01 2003-01-20 株式会社村田製作所 ラダーフィルタおよび通信機器
JP3262050B2 (ja) * 1997-10-03 2002-03-04 株式会社村田製作所 電子部品およびラダーフィルタ
JP3473567B2 (ja) * 2000-10-30 2003-12-08 株式会社村田製作所 圧電共振子およびこの圧電共振子を用いたラダー型フィルタ
DE10202574A1 (de) * 2001-02-15 2002-09-12 Ceramtec Ag Piezokeramischer Vielschichtaktor mit einem Übergangsbereich zwischen dem aktiven Bereich und den inaktiven Kopf- und Fußbereichen
JP2005130068A (ja) * 2003-10-22 2005-05-19 Tdk Corp 圧電共振器の製造方法
JP2005249646A (ja) * 2004-03-05 2005-09-15 Matsushita Electric Ind Co Ltd 角速度センサ用音叉型振動子、この振動子を用いた角速度センサ及びこの角速度センサを用いた自動車
FR2878060B1 (fr) * 2004-11-15 2010-11-05 Airbus France Procede et dispositif d'alerte et d'evitement de terrain pour un aeronef
US20110137166A1 (en) * 2008-08-15 2011-06-09 Koninklijke Philips Electronics N.V. Transducer arrangement and method for acquiring sono-elastographical data and ultrasonic data of a material
JP5665836B2 (ja) * 2011-12-20 2015-02-04 太陽誘電株式会社 圧電発音体及びそれを利用した電子機器
US10476476B2 (en) * 2016-12-15 2019-11-12 Murata Manufacturing Co., Ltd. MEMS resonator with suppressed spurious modes

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Also Published As

Publication number Publication date
JPH1079639A (ja) 1998-03-24
EP0818881B1 (en) 2002-08-14
NO971937L (no) 1998-01-12
EP0818881A2 (en) 1998-01-14
CN1170239A (zh) 1998-01-14
US5892416A (en) 1999-04-06
DE69714667D1 (de) 2002-09-19
NO971937D0 (no) 1997-04-25
DE69714667T2 (de) 2002-12-05
CN1100352C (zh) 2003-01-29
EP0818881A3 (en) 1998-09-02

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