FR1123803A - Improved embodiment of electrical circuits comprising inductance - Google Patents

Improved embodiment of electrical circuits comprising inductance

Info

Publication number
FR1123803A
FR1123803A FR1123803DA FR1123803A FR 1123803 A FR1123803 A FR 1123803A FR 1123803D A FR1123803D A FR 1123803DA FR 1123803 A FR1123803 A FR 1123803A
Authority
FR
France
Prior art keywords
inductance
electrical circuits
improved embodiment
improved
circuits
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
French (fr)
Inventor
Marc Chauvierre
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 filed Critical
Application granted granted Critical
Publication of FR1123803A publication Critical patent/FR1123803A/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
    • H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
    • H03H7/482—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted for use in common antenna systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/06—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
    • 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
    • H03H7/0153—Electrical filters; Controlling thereof
    • H03H7/0161—Bandpass filters
    • H03H7/0169—Intermediate frequency filters
    • H03H7/0184—Intermediate frequency filters with ferromagnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
FR1123803D 1955-03-18 1955-03-18 Improved embodiment of electrical circuits comprising inductance Expired FR1123803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1123803T 1955-03-18

Publications (1)

Publication Number Publication Date
FR1123803A true FR1123803A (en) 1956-09-28

Family

ID=9633422

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1123803D Expired FR1123803A (en) 1955-03-18 1955-03-18 Improved embodiment of electrical circuits comprising inductance

Country Status (1)

Country Link
FR (1) FR1123803A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850290A1 (en) * 1978-11-20 1980-10-02 Kathrein Werke Kg Transformer with split winding - is used to vary transformer characteristics each part of winding being wound around different core cross=section
EP0275499A1 (en) * 1986-12-23 1988-07-27 Siemens Aktiengesellschaft Current-compensated choke coil for spark interference suppression
EP0506091A1 (en) * 1991-03-29 1992-09-30 Kokusai Electric Co., Ltd. CM type directional coupler destined for use as power detector in portable telephone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850290A1 (en) * 1978-11-20 1980-10-02 Kathrein Werke Kg Transformer with split winding - is used to vary transformer characteristics each part of winding being wound around different core cross=section
EP0275499A1 (en) * 1986-12-23 1988-07-27 Siemens Aktiengesellschaft Current-compensated choke coil for spark interference suppression
EP0506091A1 (en) * 1991-03-29 1992-09-30 Kokusai Electric Co., Ltd. CM type directional coupler destined for use as power detector in portable telephone

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