NO971936L - Piezoelektrisk resonator og komponent med samme - Google Patents

Piezoelektrisk resonator og komponent med samme

Info

Publication number
NO971936L
NO971936L NO971936A NO971936A NO971936L NO 971936 L NO971936 L NO 971936L NO 971936 A NO971936 A NO 971936A NO 971936 A NO971936 A NO 971936A NO 971936 L NO971936 L NO 971936L
Authority
NO
Norway
Prior art keywords
core
resonator
twice
layers
groove
Prior art date
Application number
NO971936A
Other languages
English (en)
Norwegian (no)
Other versions
NO971936D0 (no
Inventor
Toshihiko Unami
Takashi Yamamoto
Shigemasa Kusabiraki
Toshiyuki Baba
Tetsuo Takeshima
Hirohide Yoshino
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 NO971936D0 publication Critical patent/NO971936D0/no
Publication of NO971936L publication Critical patent/NO971936L/no

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
    • H03H9/15—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 elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or 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 elements; 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)
NO971936A 1996-11-28 1997-04-25 Piezoelektrisk resonator og komponent med samme NO971936L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33452196A JP3271538B2 (ja) 1996-11-28 1996-11-28 圧電共振子およびそれを用いた電子部品
US08/846,295 US5962956A (en) 1996-11-28 1997-04-30 Piezoelectric resonator and electronic component containing same

Publications (2)

Publication Number Publication Date
NO971936D0 NO971936D0 (no) 1997-04-25
NO971936L true NO971936L (no) 1998-05-29

Family

ID=26574862

Family Applications (1)

Application Number Title Priority Date Filing Date
NO971936A NO971936L (no) 1996-11-28 1997-04-25 Piezoelektrisk resonator og komponent med samme

Country Status (5)

Country Link
US (1) US5962956A (fr)
EP (1) EP0845859B1 (fr)
JP (1) JP3271538B2 (fr)
CN (1) CN1100383C (fr)
NO (1) NO971936L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1198037A (zh) * 1997-04-25 1998-11-04 株式会社村田制作所 压电谐振器和使用它的电子元件
JP3399415B2 (ja) * 1999-09-27 2003-04-21 株式会社村田製作所 センサアレイ、センサアレイの製造方法および超音波診断装置
JP3538709B2 (ja) 2000-06-14 2004-06-14 株式会社村田製作所 圧電共振部品

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Also Published As

Publication number Publication date
CN1100383C (zh) 2003-01-29
CN1184377A (zh) 1998-06-10
NO971936D0 (no) 1997-04-25
EP0845859B1 (fr) 2002-07-31
US5962956A (en) 1999-10-05
EP0845859A2 (fr) 1998-06-03
JPH10163794A (ja) 1998-06-19
JP3271538B2 (ja) 2002-04-02
EP0845859A3 (fr) 1998-09-02

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