FR2462006A1 - Dispositif pour augmenter l'inductance parallele d'un transformateur - Google Patents

Dispositif pour augmenter l'inductance parallele d'un transformateur Download PDF

Info

Publication number
FR2462006A1
FR2462006A1 FR7919131A FR7919131A FR2462006A1 FR 2462006 A1 FR2462006 A1 FR 2462006A1 FR 7919131 A FR7919131 A FR 7919131A FR 7919131 A FR7919131 A FR 7919131A FR 2462006 A1 FR2462006 A1 FR 2462006A1
Authority
FR
France
Prior art keywords
negative
network
transformer
inductance
diode
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.)
Pending
Application number
FR7919131A
Other languages
English (en)
French (fr)
Inventor
Emile Morlec
Daniel Reynes
Jean-Pierre Suzzoni
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.)
Compagnie IBM France SAS
Original Assignee
Compagnie IBM France SAS
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 IBM France SAS filed Critical Compagnie IBM France SAS
Priority to FR7919131A priority Critical patent/FR2462006A1/fr
Priority to CA000352841A priority patent/CA1141454A/en
Priority to IL60193A priority patent/IL60193A/xx
Priority to AU59044/80A priority patent/AU533622B2/en
Priority to EP80103547A priority patent/EP0022938B1/fr
Priority to DE8080103547T priority patent/DE3069214D1/de
Priority to IT23020/80A priority patent/IT1151017B/it
Priority to US06/167,573 priority patent/US4336423A/en
Priority to JP9767180A priority patent/JPS5618402A/ja
Publication of FR2462006A1 publication Critical patent/FR2462006A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/46—One-port networks
    • H03H11/48—One-port networks simulating reactances
    • H03H11/485—Simulating inductances using operational amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/46—One-port networks
    • H03H11/52—One-port networks simulating negative resistances

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR7919131A 1979-07-20 1979-07-20 Dispositif pour augmenter l'inductance parallele d'un transformateur Pending FR2462006A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7919131A FR2462006A1 (fr) 1979-07-20 1979-07-20 Dispositif pour augmenter l'inductance parallele d'un transformateur
CA000352841A CA1141454A (en) 1979-07-20 1980-05-27 Device for increasing the parallel inductance of a transformer
IL60193A IL60193A (en) 1979-07-20 1980-05-29 Device for increasing the parallel inductance of telephone line transformers
AU59044/80A AU533622B2 (en) 1979-07-20 1980-06-04 Increasing parallel inductance of a transformer
EP80103547A EP0022938B1 (fr) 1979-07-20 1980-06-24 Dispositif pour augmenter l'inductance parallèle des transformateurs de lignes téléphoniques
DE8080103547T DE3069214D1 (en) 1979-07-20 1980-06-24 Device for increasing the parallel inductance of telephone line transformers
IT23020/80A IT1151017B (it) 1979-07-20 1980-06-26 Dispositivo per aumentare l'induttanza in parallelo di trasformatori di linee telefoniche
US06/167,573 US4336423A (en) 1979-07-20 1980-07-10 Device for increasing the parallel inductance of a transformer
JP9767180A JPS5618402A (en) 1979-07-20 1980-07-18 Device for increasing parallel inductance of transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7919131A FR2462006A1 (fr) 1979-07-20 1979-07-20 Dispositif pour augmenter l'inductance parallele d'un transformateur

Publications (1)

Publication Number Publication Date
FR2462006A1 true FR2462006A1 (fr) 1981-02-06

Family

ID=9228260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7919131A Pending FR2462006A1 (fr) 1979-07-20 1979-07-20 Dispositif pour augmenter l'inductance parallele d'un transformateur

Country Status (9)

Country Link
US (1) US4336423A (OSRAM)
EP (1) EP0022938B1 (OSRAM)
JP (1) JPS5618402A (OSRAM)
AU (1) AU533622B2 (OSRAM)
CA (1) CA1141454A (OSRAM)
DE (1) DE3069214D1 (OSRAM)
FR (1) FR2462006A1 (OSRAM)
IL (1) IL60193A (OSRAM)
IT (1) IT1151017B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007791A1 (de) * 1980-02-29 1981-09-10 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur erhoehung der induktivitaet eines uebertragers
SE450677B (sv) * 1982-04-01 1987-07-13 Ericsson Telefon Ab L M Matningskrets ingaende i en likstromsmagnetiserad gaffeltransformator
FR2552288B1 (fr) * 1983-09-15 1989-03-24 Telecommunications Sa Joncteur d'abonne telephonique
DE3513625A1 (de) * 1985-04-16 1986-10-23 Nixdorf Computer Ag, 4790 Paderborn Schaltungsanordnung fuer die fernspeisung von teilnehmeranschluss-endgeraeten in fernmeldeanlagen
US4674936A (en) * 1985-08-26 1987-06-23 Asyst Technologies Short arm manipulator for standard mechanical interface apparatus
GB2270241B (en) * 1992-08-28 1995-05-31 Electronic Tech Duplex communication coupler system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2173899A1 (OSRAM) * 1972-02-29 1973-10-12 Sits Soc It Telecom Siemens
US3965447A (en) * 1973-11-13 1976-06-22 Gte Automatic Electric Laboratories Incorporated Synthetic reactor circuit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946855A (en) * 1958-04-30 1960-07-26 Bell Telephone Labor Inc Electrical circuit for communication networks
AU2587971A (en) * 1970-03-13 1972-08-31 TELETTRA LABORATORY DI TELEFONICA ELETTRONICA E RADIOS. Pa System and device tomake electronic semiconductors crosspoints
US3684975A (en) * 1970-07-10 1972-08-15 Cesare Valfre Negative impedance amplifier
US3816668A (en) * 1972-11-15 1974-06-11 Bell Telephone Labor Inc Arrangement for providing switched range extension
US3828281A (en) * 1973-02-26 1974-08-06 Lorain Prod Corp Impedance simulating circuit for transmission lines
DE2419357C3 (de) * 1974-04-22 1982-02-11 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zur Entdämpfung von elektronischen Schaltern, insbesondere von Halbleiterkoppelelementen einer Fernsprechvermittlungsstelle
US3927280A (en) * 1974-05-13 1975-12-16 Wescom Negative impedance repeater
US3993880A (en) * 1976-02-09 1976-11-23 Bell Telephone Laboratories, Incorporated Resistive battery feed for line circuits

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2173899A1 (OSRAM) * 1972-02-29 1973-10-12 Sits Soc It Telecom Siemens
US3965447A (en) * 1973-11-13 1976-06-22 Gte Automatic Electric Laboratories Incorporated Synthetic reactor circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/67 *

Also Published As

Publication number Publication date
IT8023020A0 (it) 1980-06-26
AU5904480A (en) 1981-01-22
CA1141454A (en) 1983-02-15
IL60193A (en) 1982-11-30
EP0022938A1 (fr) 1981-01-28
DE3069214D1 (en) 1984-10-25
JPS5618402A (en) 1981-02-21
IL60193A0 (en) 1980-07-31
US4336423A (en) 1982-06-22
IT1151017B (it) 1986-12-17
EP0022938B1 (fr) 1984-09-19
JPH0241228B2 (OSRAM) 1990-09-17
AU533622B2 (en) 1983-12-01

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