AU7354274A - Improvements in or relating to electrical filters - Google Patents

Improvements in or relating to electrical filters

Info

Publication number
AU7354274A
AU7354274A AU73542/74A AU7354274A AU7354274A AU 7354274 A AU7354274 A AU 7354274A AU 73542/74 A AU73542/74 A AU 73542/74A AU 7354274 A AU7354274 A AU 7354274A AU 7354274 A AU7354274 A AU 7354274A
Authority
AU
Australia
Prior art keywords
relating
electrical filters
filters
electrical
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
Application number
AU73542/74A
Other versions
AU485294B2 (en
Inventor
Buchert And Walter Peters Erwin
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.)
Siemens AG
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/en
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of AU485294B2 publication Critical patent/AU485294B2/en
Publication of AU7354274A publication Critical patent/AU7354274A/en
Expired 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
    • H03H9/542—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)
AU73542/74A 1973-09-21 1974-09-20 Improvements in or relating to electrical filters Expired AU485294B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE823476 1973-09-21
DE19732347685 DE2347685C3 (en) 1973-09-21 Band stop for electrical oscillations

Publications (2)

Publication Number Publication Date
AU485294B2 AU485294B2 (en) 1976-03-25
AU7354274A true AU7354274A (en) 1976-03-25

Family

ID=

Also Published As

Publication number Publication date
BE820166A (en) 1975-01-16
JPS5525736B2 (en) 1980-07-08
IT1021493B (en) 1978-01-30
NL7412500A (en) 1975-03-25
FR2245128B1 (en) 1978-11-24
ATA754574A (en) 1978-03-15
SE7411869L (en) 1975-03-24
DE2347685B2 (en) 1976-01-22
GB1479171A (en) 1977-07-06
FR2245128A1 (en) 1975-04-18
JPS5078247A (en) 1975-06-26
AT346388B (en) 1978-11-10
DE2347685A1 (en) 1975-04-17

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