NL283486A - - Google Patents

Info

Publication number
NL283486A
NL283486A NL283486DA NL283486A NL 283486 A NL283486 A NL 283486A NL 283486D A NL283486D A NL 283486DA NL 283486 A NL283486 A NL 283486A
Authority
NL
Netherlands
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.)
Publication of NL283486A publication Critical patent/NL283486A/xx
Priority claimed from DE19611616918 external-priority patent/DE1616918C2/de

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
    • H03H9/48—Coupling means therefor
    • H03H9/52—Electric coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL283486D 1961-09-22 NL283486A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19611616918 DE1616918C2 (de) 1961-09-22 Elektromechanisches Bandfilter

Publications (1)

Publication Number Publication Date
NL283486A true NL283486A (fr)

Family

ID=5682249

Family Applications (2)

Application Number Title Priority Date Filing Date
NL283486D NL283486A (fr) 1961-09-22
NL62283486A NL140680B (nl) 1961-09-22 1962-09-21 Elektromechanisch bandfilter met meerdere mechanisch gekoppelde, mechanische resonatoren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL62283486A NL140680B (nl) 1961-09-22 1962-09-21 Elektromechanisch bandfilter met meerdere mechanisch gekoppelde, mechanische resonatoren.

Country Status (8)

Country Link
US (1) US3287669A (fr)
BE (1) BE622704A (fr)
CH (1) CH395364A (fr)
DE (1) DE1616918B1 (fr)
FR (1) FR1341576A (fr)
GB (1) GB990299A (fr)
NL (2) NL140680B (fr)
SE (1) SE309638B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT259027B (de) * 1964-09-21 1967-12-27 Siemens Ag Elektromechanisches Bandfilter
DE2214252C3 (de) * 1972-03-23 1980-02-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Bandfilter fur elektrische Schwingungen
US4246554A (en) * 1978-12-11 1981-01-20 E-Systems, Inc. Inductorless monolithic crystal filter network

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2115818A (en) * 1935-12-18 1938-05-03 Bell Telephone Labor Inc Wave transmission network
US2248776A (en) * 1938-07-28 1941-07-08 Bell Telephone Labor Inc Wave filter
NL58138C (fr) * 1939-06-02
GB538946A (en) * 1939-12-13 1941-08-22 Marconi Wireless Telegraph Co Improvements in electric filter circuits
US2345941A (en) * 1941-12-17 1944-04-04 American Foundry Equip Co Mechanical filling of porous wood
US2443471A (en) * 1945-03-29 1948-06-15 Bell Telephone Labor Inc Piezoelectric damping means for mechanical vibrations
US2452114A (en) * 1945-04-26 1948-10-26 Bell Telephone Labor Inc Balanced wave filter
US2774042A (en) * 1953-04-29 1956-12-11 Bell Telephone Labor Inc Electromechanical wave filter
US2814785A (en) * 1955-07-29 1957-11-26 Rca Corp Electromechanical filter
US3015789A (en) * 1956-04-23 1962-01-02 Toyotsushinki Kabushiki Kaisha Mechanical filter
US3064213A (en) * 1959-08-14 1962-11-13 Bell Telephone Labor Inc Electromechanical wave transmission systems

Also Published As

Publication number Publication date
GB990299A (en) 1965-04-28
BE622704A (fr)
CH395364A (de) 1965-07-15
US3287669A (en) 1966-11-22
FR1341576A (fr) 1963-11-02
NL140680B (nl) 1973-12-17
DE1616918B1 (de) 1969-10-02
SE309638B (fr) 1969-03-31

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