FR517686A - Improvements made to electric wave filters - Google Patents

Improvements made to electric wave filters

Info

Publication number
FR517686A
FR517686A FR517686A FR517686DA FR517686A FR 517686 A FR517686 A FR 517686A FR 517686 A FR517686 A FR 517686A FR 517686D A FR517686D A FR 517686DA FR 517686 A FR517686 A FR 517686A
Authority
FR
France
Prior art keywords
electric wave
improvements made
wave filters
filters
electric
Prior art date
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
FR517686A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR517686A publication Critical patent/FR517686A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/075—Ladder networks, e.g. electric wave filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/04—Feeding or distributing of lump or pulverulent fuel to combustion apparatus for locomotive boiler furnaces
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/175—Series LC in series path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1775—Parallel LC in shunt or branch path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2260/00—Theory relating to impedance networks
FR517686A 1921-01-15 1920-06-23 Improvements made to electric wave filters Expired FR517686A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US437527A US1538964A (en) 1921-01-15 1921-01-15 Wave filter

Publications (1)

Publication Number Publication Date
FR517686A true FR517686A (en) 1921-05-10

Family

ID=26685809

Family Applications (3)

Application Number Title Priority Date Filing Date
FR517686A Expired FR517686A (en) 1921-01-15 1920-06-23 Improvements made to electric wave filters
FR25346D Expired FR25346E (en) 1921-01-15 1921-09-05 Improvements made to electric wave filters
FR25922D Expired FR25922E (en) 1921-01-15 1922-01-12 Improvements made to electric wave filters

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR25346D Expired FR25346E (en) 1921-01-15 1921-09-05 Improvements made to electric wave filters
FR25922D Expired FR25922E (en) 1921-01-15 1922-01-12 Improvements made to electric wave filters

Country Status (5)

Country Link
US (1) US1538964A (en)
DE (2) DE464768C (en)
FR (3) FR517686A (en)
GB (1) GB142115A (en)
NL (1) NL11866C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB475490A (en) * 1936-02-21 1937-11-22 William Spencer Percival Improvements in and relating to electric wave filters
DD106667A1 (en) * 1973-09-27 1974-06-20 Werner Nessmann METHOD FOR ALIGNING, STABILIZING AND ORIENTING RIVETS OF STRUCTURES KNITTED ON THE ROUNDING MACHINE AND THE SAME OBJECTS AND DEVICE FOR CARRYING OUT SAID METHOD
US8848337B2 (en) 2011-02-01 2014-09-30 John R. Koza Signal processing devices having one or more memristors

Also Published As

Publication number Publication date
NL11866C (en) 1924-10-15
FR25346E (en) 1923-01-24
GB142115A (en) 1921-01-13
DE464768C (en) 1928-09-08
FR25922E (en) 1923-06-22
DE477985C (en) 1929-06-28
US1538964A (en) 1925-05-26

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