IT1086178B - Perfezionamenti ai filtri elettromeccanici passa-banda - Google Patents

Perfezionamenti ai filtri elettromeccanici passa-banda

Info

Publication number
IT1086178B
IT1086178B IT23115/77A IT2311577A IT1086178B IT 1086178 B IT1086178 B IT 1086178B IT 23115/77 A IT23115/77 A IT 23115/77A IT 2311577 A IT2311577 A IT 2311577A IT 1086178 B IT1086178 B IT 1086178B
Authority
IT
Italy
Prior art keywords
electromechanical
pass
band filters
filters
band
Prior art date
Application number
IT23115/77A
Other languages
English (en)
Italian (it)
Inventor
Michel Georges Berniere
Original Assignee
Telecommunications Sa
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 Telecommunications Sa filed Critical Telecommunications Sa
Application granted granted Critical
Publication of IT1086178B publication Critical patent/IT1086178B/it

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
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
IT23115/77A 1976-05-05 1977-05-03 Perfezionamenti ai filtri elettromeccanici passa-banda IT1086178B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7613345A FR2350732A1 (fr) 1976-05-05 1976-05-05 Perfectionnements aux filtres electromecaniques passe-bande

Publications (1)

Publication Number Publication Date
IT1086178B true IT1086178B (it) 1985-05-28

Family

ID=9172695

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23115/77A IT1086178B (it) 1976-05-05 1977-05-03 Perfezionamenti ai filtri elettromeccanici passa-banda

Country Status (5)

Country Link
US (1) US4130812A (enExample)
JP (1) JPS5932007B2 (enExample)
DE (1) DE2719222A1 (enExample)
FR (1) FR2350732A1 (enExample)
IT (1) IT1086178B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396456A1 (fr) * 1977-07-01 1979-01-26 Telecommunications Sa Perfectionnements aux filtres electromecaniques
FR2417215A1 (fr) * 1978-02-10 1979-09-07 Cit Alcatel Filtre electromecanique
JPH0361034U (enExample) * 1989-10-17 1991-06-14

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2262885A2 (en) * 1974-02-28 1975-09-26 Bosc Roger Electromechanical pass band filter - has cylindrical resonators coupled by rods soldered to flats on resonator ends

Also Published As

Publication number Publication date
DE2719222A1 (de) 1977-11-24
US4130812A (en) 1978-12-19
FR2350732A1 (fr) 1977-12-02
FR2350732B1 (enExample) 1978-09-01
JPS5932007B2 (ja) 1984-08-06
JPS52134348A (en) 1977-11-10

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