BE877752A - Pont d'alimentation avec compensation en courant continu pour les deux sens du courant d'alimentation - Google Patents

Pont d'alimentation avec compensation en courant continu pour les deux sens du courant d'alimentation

Info

Publication number
BE877752A
BE877752A BE0/196345A BE196345A BE877752A BE 877752 A BE877752 A BE 877752A BE 0/196345 A BE0/196345 A BE 0/196345A BE 196345 A BE196345 A BE 196345A BE 877752 A BE877752 A BE 877752A
Authority
BE
Belgium
Prior art keywords
supply
senses
current
bridge
direct current
Prior art date
Application number
BE0/196345A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE877752A publication Critical patent/BE877752A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/003—Arrangements for compensation of the DC flux in line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Amplifiers (AREA)
  • Electronic Switches (AREA)
BE0/196345A 1978-07-19 1979-07-17 Pont d'alimentation avec compensation en courant continu pour les deux sens du courant d'alimentation BE877752A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7807706A NL7807706A (nl) 1978-07-19 1978-07-19 Voedingsbrug met d.c.-compensatie voor beide richtin- gen van de voedingstroom.

Publications (1)

Publication Number Publication Date
BE877752A true BE877752A (fr) 1980-01-17

Family

ID=19831270

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196345A BE877752A (fr) 1978-07-19 1979-07-17 Pont d'alimentation avec compensation en courant continu pour les deux sens du courant d'alimentation

Country Status (9)

Country Link
US (1) US4234763A (fr)
JP (1) JPS5516598A (fr)
AU (1) AU4894279A (fr)
BE (1) BE877752A (fr)
DE (1) DE2927282A1 (fr)
FR (1) FR2431805A1 (fr)
GB (1) GB2026286B (fr)
NL (1) NL7807706A (fr)
SE (1) SE7906122L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE426127B (sv) * 1981-04-24 1982-12-06 Ericsson Telefon Ab L M Likstromsmagnetiserad gaffeltransformator
US4524246A (en) * 1982-07-07 1985-06-18 Harris Corporation SLIC II--common-mode current rejection
US4607142A (en) * 1984-07-27 1986-08-19 Itt Corporation Transformer flux compensation circuit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1070901A (en) * 1963-01-03 1967-06-07 Post Office Improvements in or relating to telephone exchange systems
JPS5017709A (fr) * 1973-06-15 1975-02-25
JPS5132112A (ja) * 1974-09-12 1976-03-18 Oki Electric Ind Co Ltd Kanyushakairo
GB1563802A (en) * 1975-11-10 1980-04-02 Post Office Electronic current feed circuit
NL7602292A (nl) * 1976-03-05 1977-09-07 Philips Nv Voedingsbrug.
US4027235A (en) * 1976-08-13 1977-05-31 Gte Automatic Electric Laboratories Incorporated Direct current compensation circuit with current threshold detection
US4056691A (en) * 1977-01-05 1977-11-01 Bell Telephone Laboratories, Incorporated Telephone subscriber line circuit
FR2382810A1 (fr) * 1977-03-02 1978-09-29 Labo Cent Telecommunicat Circuit d'alimentation de ligne telephonique avec protection
US4087647A (en) * 1977-05-25 1978-05-02 Bell Telephone Laboratories, Incorporated Circuit for supplying direct current to telephone station sets
US4103112A (en) * 1977-10-17 1978-07-25 Northern Telecom Limited Telephone line circuit with differential loop current sensing and compensation
JPS5921237B2 (ja) * 1978-02-01 1984-05-18 ミテル・コ−ポレ−シヨン 電話ライン回路

Also Published As

Publication number Publication date
US4234763A (en) 1980-11-18
GB2026286B (en) 1982-07-28
FR2431805A1 (fr) 1980-02-15
SE7906122L (sv) 1980-01-20
JPS5516598A (en) 1980-02-05
DE2927282A1 (de) 1980-01-31
AU4894279A (en) 1980-01-24
NL7807706A (nl) 1980-01-22
GB2026286A (en) 1980-01-30

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