IT1021493B - Filtro di banda per segnali elet trici alternati - Google Patents

Filtro di banda per segnali elet trici alternati

Info

Publication number
IT1021493B
IT1021493B IT27422/74A IT2742274A IT1021493B IT 1021493 B IT1021493 B IT 1021493B IT 27422/74 A IT27422/74 A IT 27422/74A IT 2742274 A IT2742274 A IT 2742274A IT 1021493 B IT1021493 B IT 1021493B
Authority
IT
Italy
Prior art keywords
electric signals
band filter
alternate electric
alternate
band
Prior art date
Application number
IT27422/74A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens Ag
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 DE19732347685 external-priority patent/DE2347685C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1021493B publication Critical patent/IT1021493B/it

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
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
    • 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
    • H03H9/566—Electric coupling means therefor

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)
  • Filters And Equalizers (AREA)
IT27422/74A 1973-09-21 1974-09-18 Filtro di banda per segnali elet trici alternati IT1021493B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732347685 DE2347685C3 (de) 1973-09-21 Bandsperre für elektrische Schwingungen

Publications (1)

Publication Number Publication Date
IT1021493B true IT1021493B (it) 1978-01-30

Family

ID=5893324

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27422/74A IT1021493B (it) 1973-09-21 1974-09-18 Filtro di banda per segnali elet trici alternati

Country Status (8)

Country Link
JP (1) JPS5525736B2 (de)
AT (1) AT346388B (de)
BE (1) BE820166A (de)
FR (1) FR2245128B1 (de)
GB (1) GB1479171A (de)
IT (1) IT1021493B (de)
NL (1) NL7412500A (de)
SE (1) SE7411869L (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5885612A (ja) * 1981-11-17 1983-05-23 Tohoku Metal Ind Ltd エツジモ−ドセラミツクフイルタ
JPS6426309A (en) * 1987-07-21 1989-01-27 Matsushita Electric Works Ltd Box assembly having stepped rim

Also Published As

Publication number Publication date
AU7354274A (en) 1976-03-25
SE7411869L (de) 1975-03-24
AT346388B (de) 1978-11-10
DE2347685B2 (de) 1976-01-22
FR2245128B1 (de) 1978-11-24
DE2347685A1 (de) 1975-04-17
FR2245128A1 (de) 1975-04-18
GB1479171A (en) 1977-07-06
BE820166A (fr) 1975-01-16
NL7412500A (nl) 1975-03-25
ATA754574A (de) 1978-03-15
JPS5078247A (de) 1975-06-26
JPS5525736B2 (de) 1980-07-08

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