SE328352B - - Google Patents

Info

Publication number
SE328352B
SE328352B SE12526/67A SE1252667A SE328352B SE 328352 B SE328352 B SE 328352B SE 12526/67 A SE12526/67 A SE 12526/67A SE 1252667 A SE1252667 A SE 1252667A SE 328352 B SE328352 B SE 328352B
Authority
SE
Sweden
Application number
SE12526/67A
Inventor
T Fjaellbrant
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE12526/67A priority Critical patent/SE328352B/xx
Priority to US757057A priority patent/US3568082A/en
Priority to NO3480/68A priority patent/NO122666B/no
Priority to DE19681791073 priority patent/DE1791073C/de
Priority to CH1346968A priority patent/CH499239A/de
Priority to NL6812839A priority patent/NL6812839A/xx
Priority to FR1579372D priority patent/FR1579372A/fr
Priority to GB1239462D priority patent/GB1239462A/en
Publication of SE328352B publication Critical patent/SE328352B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • 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
    • H03H9/545—Filters comprising resonators of piezoelectric or electrostrictive material including active elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
  • Prepayment Telephone Systems (AREA)
SE12526/67A 1967-09-11 1967-09-11 SE328352B (xx)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE12526/67A SE328352B (xx) 1967-09-11 1967-09-11
US757057A US3568082A (en) 1967-09-11 1968-09-03 Active crystal filter with a transfer function of a wanted degree
NO3480/68A NO122666B (xx) 1967-09-11 1968-09-06
DE19681791073 DE1791073C (de) 1967-09-11 1968-09-06 Aktives Bandpaßfilter
CH1346968A CH499239A (de) 1967-09-11 1968-09-09 Aktives Bandpassfilter mit einer Durchlasskurve n-ten Grades
NL6812839A NL6812839A (xx) 1967-09-11 1968-09-09
FR1579372D FR1579372A (xx) 1967-09-11 1968-09-09
GB1239462D GB1239462A (xx) 1967-09-11 1968-09-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12526/67A SE328352B (xx) 1967-09-11 1967-09-11

Publications (1)

Publication Number Publication Date
SE328352B true SE328352B (xx) 1970-09-14

Family

ID=20295896

Family Applications (1)

Application Number Title Priority Date Filing Date
SE12526/67A SE328352B (xx) 1967-09-11 1967-09-11

Country Status (7)

Country Link
US (1) US3568082A (xx)
CH (1) CH499239A (xx)
FR (1) FR1579372A (xx)
GB (1) GB1239462A (xx)
NL (1) NL6812839A (xx)
NO (1) NO122666B (xx)
SE (1) SE328352B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3750027A (en) * 1970-08-12 1973-07-31 Texas Instruments Inc Surface wave frequency discriminators
US4001711A (en) * 1974-08-05 1977-01-04 Motorola, Inc. Radio frequency power amplifier constructed as hybrid microelectronic unit
US9850919B2 (en) 2014-09-16 2017-12-26 Sun Hydraulics Corporation Counterbalance valve with dual or triple pilot ratio

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3064213A (en) * 1959-08-14 1962-11-13 Bell Telephone Labor Inc Electromechanical wave transmission systems

Also Published As

Publication number Publication date
US3568082A (en) 1971-03-02
CH499239A (de) 1970-11-15
GB1239462A (xx) 1971-07-14
DE1791073B2 (de) 1972-11-02
NL6812839A (xx) 1969-03-13
FR1579372A (xx) 1969-08-22
DE1791073A1 (de) 1972-03-30
NO122666B (xx) 1971-07-26

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