FR1056808A - Circuits-filtres à accord aigu - Google Patents

Circuits-filtres à accord aigu

Info

Publication number
FR1056808A
FR1056808A FR1056808DA FR1056808A FR 1056808 A FR1056808 A FR 1056808A FR 1056808D A FR1056808D A FR 1056808DA FR 1056808 A FR1056808 A FR 1056808A
Authority
FR
France
Prior art keywords
filter circuits
tuned filter
tuned
circuits
filter
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
Marc-Andre Lalande
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 FR1056808A publication Critical patent/FR1056808A/fr
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
    • H03H7/17—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
    • H03H7/0115—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
    • H03H7/075—Ladder networks, e.g. electric wave filters
    • 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
    • H03H7/1716—Comprising foot-point elements
    • H03H7/1733—Element between different shunt or branch paths
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR1056808D 1951-09-26 1951-09-26 Circuits-filtres à accord aigu Expired FR1056808A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1056808T 1951-09-26

Publications (1)

Publication Number Publication Date
FR1056808A true FR1056808A (fr) 1954-03-03

Family

ID=9597648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1056808D Expired FR1056808A (fr) 1951-09-26 1951-09-26 Circuits-filtres à accord aigu

Country Status (1)

Country Link
FR (1) FR1056808A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3074026A (en) * 1960-05-24 1963-01-15 Entron Inc Variable attenuation sharp notch filter
FR2563391A1 (fr) * 1984-04-24 1985-10-25 Electricite De France Filtre discriminateur pour dispositif de telecommande utilisant les fils du reseau d'alimentation en courant electrique
EP0347822A1 (fr) * 1988-06-24 1989-12-27 Alcatel Telspace Dispositif de filtrage avec arrondi sinusoidal en fréquence intermédiaire dans la partie réception d'un modem numérique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3074026A (en) * 1960-05-24 1963-01-15 Entron Inc Variable attenuation sharp notch filter
FR2563391A1 (fr) * 1984-04-24 1985-10-25 Electricite De France Filtre discriminateur pour dispositif de telecommande utilisant les fils du reseau d'alimentation en courant electrique
EP0347822A1 (fr) * 1988-06-24 1989-12-27 Alcatel Telspace Dispositif de filtrage avec arrondi sinusoidal en fréquence intermédiaire dans la partie réception d'un modem numérique
FR2633469A1 (fr) * 1988-06-24 1989-12-29 Alcatel Thomson Faisceaux Dispositif de filtrage avec arrondi sinusoidal en frequence intermediaire dans la partie reception d'un modem numerique

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