FR1579372A - - Google Patents

Info

Publication number
FR1579372A
FR1579372A FR1579372DA FR1579372A FR 1579372 A FR1579372 A FR 1579372A FR 1579372D A FR1579372D A FR 1579372DA FR 1579372 A FR1579372 A FR 1579372A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1579372A publication Critical patent/FR1579372A/fr
Expired legal-status Critical Current

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)
FR1579372D 1967-09-11 1968-09-09 Expired FR1579372A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1579372A true FR1579372A (fr) 1969-08-22

Family

ID=20295896

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1579372D Expired FR1579372A (fr) 1967-09-11 1968-09-09

Country Status (7)

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

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
NO122666B (fr) 1971-07-26
NL6812839A (fr) 1969-03-13
DE1791073A1 (de) 1972-03-30
DE1791073B2 (de) 1972-11-02
GB1239462A (fr) 1971-07-14
CH499239A (de) 1970-11-15
US3568082A (en) 1971-03-02
SE328352B (fr) 1970-09-14

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Legal Events

Date Code Title Description
ST Notification of lapse