IT967193B - SUPPORT FOR AN ELECTRO-MECHANICAL FILTER - Google Patents

SUPPORT FOR AN ELECTRO-MECHANICAL FILTER

Info

Publication number
IT967193B
IT967193B IT2887072A IT2887072A IT967193B IT 967193 B IT967193 B IT 967193B IT 2887072 A IT2887072 A IT 2887072A IT 2887072 A IT2887072 A IT 2887072A IT 967193 B IT967193 B IT 967193B
Authority
IT
Italy
Prior art keywords
electro
support
mechanical filter
filter
mechanical
Prior art date
Application number
IT2887072A
Other languages
Italian (it)
Original Assignee
Licentia Gmbh
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 DE19712148495 external-priority patent/DE2148495C3/en
Application filed by Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of IT967193B publication Critical patent/IT967193B/en

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
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor
    • 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

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)
  • Control Of Motors That Do Not Use Commutators (AREA)
IT2887072A 1971-09-29 1972-09-06 SUPPORT FOR AN ELECTRO-MECHANICAL FILTER IT967193B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712148495 DE2148495C3 (en) 1971-09-29 Holder for an electromechanical filter

Publications (1)

Publication Number Publication Date
IT967193B true IT967193B (en) 1974-02-28

Family

ID=5820843

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2887072A IT967193B (en) 1971-09-29 1972-09-06 SUPPORT FOR AN ELECTRO-MECHANICAL FILTER

Country Status (5)

Country Link
JP (1) JPS4843249A (en)
FR (1) FR2154606A1 (en)
GB (1) GB1392766A (en)
IT (1) IT967193B (en)
SE (1) SE379464B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484158A (en) * 1982-07-07 1984-11-20 General Electric Company Monolithic crystal filter and method of manufacturing same
JPS59127897A (en) * 1983-01-12 1984-07-23 富士ゼロックス株式会社 Method of forming thick film pattern
US4533885A (en) * 1983-04-27 1985-08-06 Motorola, Inc. Apparatus for suppression of spurious attenuation poles in crystal filters

Also Published As

Publication number Publication date
GB1392766A (en) 1975-04-30
SE379464B (en) 1975-10-06
DE2148495A1 (en) 1973-04-05
FR2154606A1 (en) 1973-05-11
DE2148495B2 (en) 1975-08-21
JPS4843249A (en) 1973-06-22

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