NL277292A - - Google Patents

Info

Publication number
NL277292A
NL277292A NL277292DA NL277292A NL 277292 A NL277292 A NL 277292A NL 277292D A NL277292D A NL 277292DA NL 277292 A NL277292 A NL 277292A
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 NL277292A publication Critical patent/NL277292A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NL277292D 1961-06-20 NL277292A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0074429 1961-06-20

Publications (1)

Publication Number Publication Date
NL277292A true NL277292A (enrdf_load_stackoverflow)

Family

ID=7504644

Family Applications (2)

Application Number Title Priority Date Filing Date
NL277292D NL277292A (enrdf_load_stackoverflow) 1961-06-20
NL62277292A NL147298B (nl) 1961-06-20 1962-04-16 Uit ten minste drie resonatoren bestaand filter.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL62277292A NL147298B (nl) 1961-06-20 1962-04-16 Uit ten minste drie resonatoren bestaand filter.

Country Status (5)

Country Link
US (1) US3264585A (enrdf_load_stackoverflow)
BE (1) BE619130R (enrdf_load_stackoverflow)
GB (1) GB948889A (enrdf_load_stackoverflow)
NL (2) NL147298B (enrdf_load_stackoverflow)
SE (1) SE309637B (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354413A (en) * 1961-11-13 1967-11-21 Kokusai Electric Co Ltd Electromechanical filter for low frequencies
US3437848A (en) * 1964-09-24 1969-04-08 Telefunken Patent Piezoelectric plate filter
US3437849A (en) * 1966-11-21 1969-04-08 Motorola Inc Temperature compensation of electrical devices
US3488530A (en) * 1968-04-22 1970-01-06 North American Rockwell Piezoelectric microresonator
US3573672A (en) * 1968-10-30 1971-04-06 Bell Telephone Labor Inc Crystal filter
US3638145A (en) * 1969-12-15 1972-01-25 Bell Telephone Labor Inc Electromechanical wave filter
US4137511A (en) * 1977-09-13 1979-01-30 Bell Telephone Laboratories, Incorporated Electromechanical filter and resonator
US5187458A (en) * 1989-09-21 1993-02-16 Nihon Musen Kabushiki Kaisha Composite longitudinal vibration mechanical filter having central frequency deviation elimination means and method of manufacturing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2695357A (en) * 1951-04-19 1954-11-23 Rca Corp Frequency conversion apparatus
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
NL239635A (enrdf_load_stackoverflow) * 1958-05-30
US3064213A (en) * 1959-08-14 1962-11-13 Bell Telephone Labor Inc Electromechanical wave transmission systems

Also Published As

Publication number Publication date
NL147298B (nl) 1975-09-15
GB948889A (en) 1964-02-05
US3264585A (en) 1966-08-02
SE309637B (enrdf_load_stackoverflow) 1969-03-31
BE619130R (fr) 1962-12-19

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