NL174791B - PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND. - Google Patents

PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND.

Info

Publication number
NL174791B
NL174791B NLAANVRAGE7405011,A NL7405011A NL174791B NL 174791 B NL174791 B NL 174791B NL 7405011 A NL7405011 A NL 7405011A NL 174791 B NL174791 B NL 174791B
Authority
NL
Netherlands
Prior art keywords
narrow band
piezo electric
electric filter
filter
piezo
Prior art date
Application number
NLAANVRAGE7405011,A
Other languages
Dutch (nl)
Other versions
NL174791C (en
NL7405011A (en
Inventor
Jan Adrianus Bezemer
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Priority to NLAANVRAGE7405011,A priority Critical patent/NL174791C/en
Priority to GB13547/75A priority patent/GB1499774A/en
Priority to DE2514403A priority patent/DE2514403C2/en
Priority to JP50042385A priority patent/JPS5830767B2/en
Priority to SE7504134A priority patent/SE408513B/en
Priority to FR7511444A priority patent/FR2275068A1/en
Publication of NL7405011A publication Critical patent/NL7405011A/en
Publication of NL174791B publication Critical patent/NL174791B/en
Application granted granted Critical
Publication of NL174791C publication Critical patent/NL174791C/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
NLAANVRAGE7405011,A 1974-04-11 1974-04-11 PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND. NL174791C (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NLAANVRAGE7405011,A NL174791C (en) 1974-04-11 1974-04-11 PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND.
GB13547/75A GB1499774A (en) 1974-04-11 1975-04-02 Filter chain
DE2514403A DE2514403C2 (en) 1974-04-11 1975-04-02 Semi-monolithic filter
JP50042385A JPS5830767B2 (en) 1974-04-11 1975-04-09 filter chain
SE7504134A SE408513B (en) 1974-04-11 1975-04-10 FILTER CHAIN
FR7511444A FR2275068A1 (en) 1974-04-11 1975-04-11 FILTER CHAIN

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7405011,A NL174791C (en) 1974-04-11 1974-04-11 PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND.

Publications (3)

Publication Number Publication Date
NL7405011A NL7405011A (en) 1975-10-14
NL174791B true NL174791B (en) 1984-03-01
NL174791C NL174791C (en) 1984-08-01

Family

ID=19821162

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7405011,A NL174791C (en) 1974-04-11 1974-04-11 PIEZO ELECTRIC FILTER WITH A VERY NARROW BAND.

Country Status (6)

Country Link
JP (1) JPS5830767B2 (en)
DE (1) DE2514403C2 (en)
FR (1) FR2275068A1 (en)
GB (1) GB1499774A (en)
NL (1) NL174791C (en)
SE (1) SE408513B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52101337U (en) * 1976-01-28 1977-08-01
EP0328602B1 (en) * 1987-08-12 1992-06-17 AVL Gesellschaft für Verbrennungskraftmaschinen und Messtechnik mbH.Prof.Dr.Dr.h.c. Hans List Device for introducing fuel into the combustion chamber of an internal combustion engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585537A (en) * 1969-02-10 1971-06-15 Bell Telephone Labor Inc Electric wave filters
US3716808A (en) * 1971-05-20 1973-02-13 Motorola Inc Bandpass filter including monolithic crystal elements with resonating portions selected for symmetrical response
FR2186175A5 (en) * 1972-05-24 1974-01-04 Thomson Csf

Also Published As

Publication number Publication date
NL174791C (en) 1984-08-01
FR2275068B1 (en) 1977-04-15
DE2514403A1 (en) 1976-03-04
JPS5830767B2 (en) 1983-07-01
SE7504134L (en) 1975-10-13
NL7405011A (en) 1975-10-14
DE2514403C2 (en) 1984-12-20
GB1499774A (en) 1978-02-01
JPS50138754A (en) 1975-11-05
FR2275068A1 (en) 1976-01-09
SE408513B (en) 1979-06-11

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee