DE2559062A1 - Piezoelektrischer kristall fuer ein frequenzfilter - Google Patents

Piezoelektrischer kristall fuer ein frequenzfilter

Info

Publication number
DE2559062A1
DE2559062A1 DE19752559062 DE2559062A DE2559062A1 DE 2559062 A1 DE2559062 A1 DE 2559062A1 DE 19752559062 DE19752559062 DE 19752559062 DE 2559062 A DE2559062 A DE 2559062A DE 2559062 A1 DE2559062 A1 DE 2559062A1
Authority
DE
Germany
Prior art keywords
electrodes
crystal
outline
area
crystal according
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.)
Pending
Application number
DE19752559062
Other languages
German (de)
English (en)
Inventor
Tomas Arranz
Jean-Michel Pessou
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.)
CEPE
Compagnie Electronique et de Piezoelectricite CEPE
Original Assignee
CEPE
Compagnie Electronique et de Piezoelectricite CEPE
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 CEPE, Compagnie Electronique et de Piezoelectricite CEPE filed Critical CEPE
Publication of DE2559062A1 publication Critical patent/DE2559062A1/de
Pending 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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape

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)
DE19752559062 1974-12-31 1975-12-30 Piezoelektrischer kristall fuer ein frequenzfilter Pending DE2559062A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7443426A FR2296943A1 (fr) 1974-12-31 1974-12-31 Cristal piezoelectrique pour filtre de frequence

Publications (1)

Publication Number Publication Date
DE2559062A1 true DE2559062A1 (de) 1976-07-08

Family

ID=9146823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752559062 Pending DE2559062A1 (de) 1974-12-31 1975-12-30 Piezoelektrischer kristall fuer ein frequenzfilter

Country Status (2)

Country Link
DE (1) DE2559062A1 (pt)
FR (1) FR2296943A1 (pt)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1357135A (fr) * 1963-02-23 1964-04-03 Observatoire Paris Perfectionnements aux résonateurs piézoélectriques
US3638146A (en) * 1968-09-25 1972-01-25 Toko Inc Piezoelectric ceramic filter

Also Published As

Publication number Publication date
FR2296943B1 (pt) 1977-07-08
FR2296943A1 (fr) 1976-07-30

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