DE69221215D1 - Drehschwingender Quarzkristallresonator - Google Patents

Drehschwingender Quarzkristallresonator

Info

Publication number
DE69221215D1
DE69221215D1 DE69221215T DE69221215T DE69221215D1 DE 69221215 D1 DE69221215 D1 DE 69221215D1 DE 69221215 T DE69221215 T DE 69221215T DE 69221215 T DE69221215 T DE 69221215T DE 69221215 D1 DE69221215 D1 DE 69221215D1
Authority
DE
Germany
Prior art keywords
quartz crystal
crystal resonator
swinging
swinging quartz
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 - Lifetime
Application number
DE69221215T
Other languages
English (en)
Other versions
DE69221215T2 (de
Inventor
Hirofumi Kawashima
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.)
Seiko Electronic Components Ltd
Original Assignee
Seiko Electronic Components Ltd
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
Priority claimed from JP03121487A external-priority patent/JP3135279B2/ja
Priority claimed from JP12148891A external-priority patent/JPH05199064A/ja
Priority claimed from JP03247877A external-priority patent/JP3135307B2/ja
Priority claimed from JP24983891A external-priority patent/JPH0590877A/ja
Application filed by Seiko Electronic Components Ltd filed Critical Seiko Electronic Components Ltd
Publication of DE69221215D1 publication Critical patent/DE69221215D1/de
Application granted granted Critical
Publication of DE69221215T2 publication Critical patent/DE69221215T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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 devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
    • H03H9/02023—Characteristics of piezoelectric layers, e.g. cutting angles consisting of quartz
    • 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
    • H03H9/0595—Holders; Supports the holder support and resonator being formed in one body
    • 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
    • H03H9/21—Crystal tuning forks
    • H03H9/215—Crystal tuning forks consisting of quartz

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)
DE1992621215 1991-05-27 1992-05-27 Drehschwingender Quarzkristallresonator Expired - Lifetime DE69221215T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP03121487A JP3135279B2 (ja) 1991-05-27 1991-05-27 捩り水晶振動子
JP12148891A JPH05199064A (ja) 1991-05-27 1991-05-27 捩り水晶振動子
JP03247877A JP3135307B2 (ja) 1991-09-26 1991-09-26 捩り水晶振動子
JP24983891A JPH0590877A (ja) 1991-09-27 1991-09-27 捩り水晶振動子

Publications (2)

Publication Number Publication Date
DE69221215D1 true DE69221215D1 (de) 1997-09-04
DE69221215T2 DE69221215T2 (de) 1997-11-27

Family

ID=27470781

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992621215 Expired - Lifetime DE69221215T2 (de) 1991-05-27 1992-05-27 Drehschwingender Quarzkristallresonator

Country Status (2)

Country Link
EP (1) EP0516400B1 (de)
DE (1) DE69221215T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH683050A5 (fr) * 1991-06-04 1993-12-31 Suisse Electronique Microtech Résonateur à quartz vibrant selon un mode fondamental de torsion.
RU2073952C1 (ru) * 1995-04-27 1997-02-20 Товарищество с ограниченной ответственностью "ФОМОС" Монолитный кристаллический фильтр

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375379A (en) * 1964-10-08 1968-03-26 Bell Telephone Labor Inc Rotated y-cut rectangular piezoelectric quartz crystal plates
CH650897GA3 (de) * 1982-07-14 1985-08-30
JPH02108316A (ja) * 1988-10-17 1990-04-20 Seiko Electronic Components Ltd 長辺縦振動子

Also Published As

Publication number Publication date
EP0516400A1 (de) 1992-12-02
EP0516400B1 (de) 1997-07-30
DE69221215T2 (de) 1997-11-27

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R071 Expiry of right

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