SE465547B - Saett och krets foer likstroemsmatning till en telefonlinje - Google Patents

Saett och krets foer likstroemsmatning till en telefonlinje

Info

Publication number
SE465547B
SE465547B SE9000366A SE9000366A SE465547B SE 465547 B SE465547 B SE 465547B SE 9000366 A SE9000366 A SE 9000366A SE 9000366 A SE9000366 A SE 9000366A SE 465547 B SE465547 B SE 465547B
Authority
SE
Sweden
Prior art keywords
current
circuit
voltage
resistance
line
Prior art date
Application number
SE9000366A
Other languages
English (en)
Swedish (sv)
Other versions
SE9000366L (sv
SE9000366D0 (sv
Inventor
B G Loefmark
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9000366A priority Critical patent/SE465547B/sv
Publication of SE9000366D0 publication Critical patent/SE9000366D0/xx
Priority to DK90850396.4T priority patent/DK0440006T3/da
Priority to DE69018057T priority patent/DE69018057T2/de
Priority to CA002070785A priority patent/CA2070785A1/en
Priority to EP90850396A priority patent/EP0440006B1/en
Priority to BR909007984A priority patent/BR9007984A/pt
Priority to KR1019920701824A priority patent/KR0129036B1/ko
Priority to PCT/SE1990/000804 priority patent/WO1991011876A1/en
Priority to JP91503175A priority patent/JPH05504244A/ja
Priority to AU71467/91A priority patent/AU646836B2/en
Priority to ES90850396T priority patent/ES2069729T3/es
Priority to DZ910005A priority patent/DZ1479A1/fr
Priority to IE20891A priority patent/IE67355B1/en
Priority to TNTNSN91004A priority patent/TNSN91004A1/fr
Priority to PT96643A priority patent/PT96643B/pt
Priority to CN91100819A priority patent/CN1026940C/zh
Publication of SE9000366L publication Critical patent/SE9000366L/xx
Publication of SE465547B publication Critical patent/SE465547B/sv
Priority to FI923024A priority patent/FI923024A/fi
Priority to NO922726A priority patent/NO922726D0/no
Priority to US08/141,378 priority patent/US5335272A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • 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
    • H04M19/005—Feeding arrangements without the use of line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Networks Using Active Elements (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
SE9000366A 1990-02-01 1990-02-01 Saett och krets foer likstroemsmatning till en telefonlinje SE465547B (sv)

Priority Applications (19)

Application Number Priority Date Filing Date Title
SE9000366A SE465547B (sv) 1990-02-01 1990-02-01 Saett och krets foer likstroemsmatning till en telefonlinje
DE69018057T DE69018057T2 (de) 1990-02-01 1990-12-05 Verfahren und Vorrichtung zur Speisung einer Fernsprechleitung mit Gleichstrom.
JP91503175A JPH05504244A (ja) 1990-02-01 1990-12-05 電話線路に直流電流を供給する方法及び装置
ES90850396T ES2069729T3 (es) 1990-02-01 1990-12-05 Un metodo y disposicion para suministrar corriente continua a una linea telefonica.
CA002070785A CA2070785A1 (en) 1990-02-01 1990-12-05 Method and arrangement for supplying direct current to a telephone line
EP90850396A EP0440006B1 (en) 1990-02-01 1990-12-05 A method and arrangement for supplying direct current to a telephone line
BR909007984A BR9007984A (pt) 1990-02-01 1990-12-05 Processo e circuito para alimentar corrente a uma linha telefonica
KR1019920701824A KR0129036B1 (ko) 1990-02-01 1990-12-05 전화선에 직류전류를 공급하는 방법 및 배열
PCT/SE1990/000804 WO1991011876A1 (en) 1990-02-01 1990-12-05 A method and arrangement for supplying direct current to a telephone line
DK90850396.4T DK0440006T3 (da) 1990-02-01 1990-12-05 Fremgangsmåde og indretning for tilvejebringelse af jævnstrøm til en telefonlinie
AU71467/91A AU646836B2 (en) 1990-02-01 1990-12-05 Supply of DC to a telephone line
DZ910005A DZ1479A1 (fr) 1990-02-01 1991-01-08 Procédé et dispositif pour fournir un courant continu à une ligne téléphonique.
IE20891A IE67355B1 (en) 1990-02-01 1991-01-22 A method and arrangement for supplying direct current to a telephone line
TNTNSN91004A TNSN91004A1 (fr) 1990-02-01 1991-01-28 Procede et dispositif pour obtenir un courant continu a une ligne telephonique
PT96643A PT96643B (pt) 1990-02-01 1991-02-01 Processo e aranjo para alimentacao de corrente continua a uma linha telefonica
CN91100819A CN1026940C (zh) 1990-02-01 1991-02-01 电话线路的直流供电方法和装置
FI923024A FI923024A (fi) 1990-02-01 1992-06-29 Foerfarande och anordning foer likstroemsmatning till en telefonlinje.
NO922726A NO922726D0 (no) 1990-02-01 1992-07-10 Fremgangsmaate og anordning ved likestroemstilfoersel til entelefonlinje
US08/141,378 US5335272A (en) 1990-02-01 1993-10-28 Method and arrangement for supplying direct current to a telephone line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9000366A SE465547B (sv) 1990-02-01 1990-02-01 Saett och krets foer likstroemsmatning till en telefonlinje

Publications (3)

Publication Number Publication Date
SE9000366D0 SE9000366D0 (sv) 1990-02-01
SE9000366L SE9000366L (sv) 1991-08-02
SE465547B true SE465547B (sv) 1991-09-23

Family

ID=20378432

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9000366A SE465547B (sv) 1990-02-01 1990-02-01 Saett och krets foer likstroemsmatning till en telefonlinje

Country Status (19)

Country Link
US (1) US5335272A (zh)
EP (1) EP0440006B1 (zh)
JP (1) JPH05504244A (zh)
KR (1) KR0129036B1 (zh)
CN (1) CN1026940C (zh)
AU (1) AU646836B2 (zh)
BR (1) BR9007984A (zh)
CA (1) CA2070785A1 (zh)
DE (1) DE69018057T2 (zh)
DK (1) DK0440006T3 (zh)
DZ (1) DZ1479A1 (zh)
ES (1) ES2069729T3 (zh)
FI (1) FI923024A (zh)
IE (1) IE67355B1 (zh)
NO (1) NO922726D0 (zh)
PT (1) PT96643B (zh)
SE (1) SE465547B (zh)
TN (1) TNSN91004A1 (zh)
WO (1) WO1991011876A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4139608A1 (de) * 1991-11-30 1993-06-03 Siemens Nixdorf Inf Syst Verfahren zur versorgungsspannungseinstellung der speiseeinrichtung von teilnehmeranschlussschaltungen
US5249226A (en) * 1992-03-02 1993-09-28 Advanced Micro Devices, Inc. Apparatus for controlling a current supply device
SE9400186D0 (sv) * 1994-01-21 1994-01-21 Ericsson Telefon Ab L M Förfarande i ett telekommunikationssystem
US5659610A (en) * 1994-09-28 1997-08-19 Lucent Technologies Inc. Battery feed circuit
SE503646C2 (sv) * 1994-11-10 1996-07-22 Ericsson Telefon Ab L M Automatisk omkopplingsanordning
JP2845181B2 (ja) * 1995-09-22 1999-01-13 日本電気株式会社 加入者回路
JP2760325B2 (ja) * 1995-09-22 1998-05-28 日本電気株式会社 加入者回路
US5934938A (en) * 1996-08-20 1999-08-10 Chrysler Corporation Split seal retainer for an electrical connector
US5823808A (en) * 1996-08-20 1998-10-20 Chrysler Corporation Cam lever operated connector
US5913691A (en) * 1996-08-20 1999-06-22 Chrysler Corporation Dual power/control connector
US5820409A (en) * 1996-08-20 1998-10-13 Chrysler Corporation Rotatable pin connector
US6301358B1 (en) * 1998-05-29 2001-10-09 Avaya Technology Corp. Dual-slope current battery-feed circuit
US6606383B1 (en) 1999-04-19 2003-08-12 Adtran Inc. Automatic remote termination sensing and line powering scheme
DE10140358C2 (de) 2001-08-17 2003-07-10 Infineon Technologies Ag Telefonsystem mit Stromregelung im Konstantstrombereich
DE102005020896B4 (de) * 2005-05-04 2007-12-13 Infineon Technologies Ag Verfahren und Regelschaltung zur Erzeugung einer Versorgungsgleichspannung für ein analoges Telefon

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476350A (en) * 1981-02-17 1984-10-09 Bell Telephone Laboratories, Incorporated Battery feed circuit
SE433284B (sv) * 1982-09-17 1984-05-14 Ericsson Telefon Ab L M Anordning for strommatning av en abonnentapparat
SE433285B (sv) * 1982-09-22 1984-05-14 Ericsson Telefon Ab L M Anordning for strommatning av en abonnentapparat
US4563547A (en) * 1983-03-07 1986-01-07 At&T Bell Laboratories Loop-start/ground-start line interface circuit

Also Published As

Publication number Publication date
SE9000366L (sv) 1991-08-02
SE9000366D0 (sv) 1990-02-01
CN1026940C (zh) 1994-12-07
AU7146791A (en) 1991-08-21
CN1053873A (zh) 1991-08-14
DZ1479A1 (fr) 2004-09-13
TNSN91004A1 (fr) 1992-10-25
KR920704488A (ko) 1992-12-19
WO1991011876A1 (en) 1991-08-08
DK0440006T3 (da) 1995-07-31
FI923024A0 (fi) 1992-06-29
NO922726L (no) 1992-07-10
AU646836B2 (en) 1994-03-10
BR9007984A (pt) 1992-10-27
IE67355B1 (en) 1996-03-20
PT96643A (pt) 1992-10-30
CA2070785A1 (en) 1991-08-02
KR0129036B1 (ko) 1998-04-08
DE69018057T2 (de) 1995-07-27
ES2069729T3 (es) 1995-05-16
EP0440006B1 (en) 1995-03-22
DE69018057D1 (de) 1995-04-27
PT96643B (pt) 1998-08-31
FI923024A (fi) 1992-06-29
NO922726D0 (no) 1992-07-10
JPH05504244A (ja) 1993-07-01
IE910208A1 (en) 1991-08-14
EP0440006A1 (en) 1991-08-07
US5335272A (en) 1994-08-02

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