FR949926A - Perfectionnements aux filtres d'ondes - Google Patents

Perfectionnements aux filtres d'ondes

Info

Publication number
FR949926A
FR949926A FR949926DA FR949926A FR 949926 A FR949926 A FR 949926A FR 949926D A FR949926D A FR 949926DA FR 949926 A FR949926 A FR 949926A
Authority
FR
France
Prior art keywords
wave filters
filters
wave
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
Other languages
English (en)
Inventor
Robert Leroy
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Application granted granted Critical
Publication of FR949926A publication Critical patent/FR949926A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/40—Artificial lines; Networks simulating a line of certain length
    • 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
    • H03H7/1766—Parallel 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
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0095—Balance-unbalance or balance-balance networks using bulk acoustic wave devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR949926D 1946-04-12 1945-08-23 Perfectionnements aux filtres d'ondes Expired FR949926A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR949926T 1946-04-12
FR56181T 1946-04-12

Publications (1)

Publication Number Publication Date
FR949926A true FR949926A (fr) 1949-09-13

Family

ID=26182854

Family Applications (2)

Application Number Title Priority Date Filing Date
FR949926D Expired FR949926A (fr) 1946-04-12 1945-08-23 Perfectionnements aux filtres d'ondes
FR56181D Expired FR56181E (fr) 1946-04-12 1946-04-12 Perfectionnements aux filtres d'ondes

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR56181D Expired FR56181E (fr) 1946-04-12 1946-04-12 Perfectionnements aux filtres d'ondes

Country Status (6)

Country Link
US (1) US2591838A (fr)
BE (1) BE472464A (fr)
CH (1) CH272086A (fr)
FR (2) FR949926A (fr)
GB (1) GB646564A (fr)
NL (1) NL77931C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2696591A (en) * 1950-12-28 1954-12-07 Cie Ind Des Telephones Lattice-type reactive quadripoles

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE506427A (fr) * 1950-10-17
NL170280B (nl) * 1952-05-08 Khachik Egorovich Khcheyan Olg Werkwijze ter bereiding van acrylonitrile uit acetonitrile en methaan.
BE524821A (fr) * 1952-12-05
US2980872A (en) * 1958-06-13 1961-04-18 Hughes Aircraft Co Bandpass filters
US3286206A (en) * 1963-04-24 1966-11-15 Kabushikikaisha Taiko Denki Se Active cr two-terminal circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1996504A (en) * 1933-04-12 1935-04-02 Bell Telephone Labor Inc Wave filter
US2037171A (en) * 1933-06-23 1936-04-14 Bell Telephone Labor Inc Wave filter
US2115138A (en) * 1935-03-20 1938-04-26 Bell Telephone Labor Inc Wave transmission network
US2222417A (en) * 1938-09-24 1940-11-19 Bell Telephone Labor Inc Wave filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2696591A (en) * 1950-12-28 1954-12-07 Cie Ind Des Telephones Lattice-type reactive quadripoles

Also Published As

Publication number Publication date
FR56181E (fr) 1952-09-18
NL77931C (fr)
GB646564A (en) 1950-11-22
CH272086A (fr) 1950-11-30
BE472464A (fr)
US2591838A (en) 1952-04-08

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