DE69828651D1 - Teilnehmeranschlussschnittstellenschaltung - Google Patents

Teilnehmeranschlussschnittstellenschaltung

Info

Publication number
DE69828651D1
DE69828651D1 DE69828651T DE69828651T DE69828651D1 DE 69828651 D1 DE69828651 D1 DE 69828651D1 DE 69828651 T DE69828651 T DE 69828651T DE 69828651 T DE69828651 T DE 69828651T DE 69828651 D1 DE69828651 D1 DE 69828651D1
Authority
DE
Germany
Prior art keywords
interface circuit
connection interface
subscriber connection
subscriber
circuit
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 - Lifetime
Application number
DE69828651T
Other languages
English (en)
Other versions
DE69828651T2 (de
Inventor
Caj Nordstroem
Harri Hurme
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE69828651D1 publication Critical patent/DE69828651D1/de
Publication of DE69828651T2 publication Critical patent/DE69828651T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04M19/005—Feeding arrangements without the use of line transformers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
DE69828651T 1997-11-18 1998-11-17 Teilnehmeranschlussschnittstellenschaltung Expired - Lifetime DE69828651T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI974274 1997-11-18
FI974274A FI104935B (fi) 1997-11-18 1997-11-18 Tilaajajohtoliitäntäpiiri
PCT/FI1998/000901 WO1999027704A2 (en) 1997-11-18 1998-11-17 Subscriber line interface circuit

Publications (2)

Publication Number Publication Date
DE69828651D1 true DE69828651D1 (de) 2005-02-17
DE69828651T2 DE69828651T2 (de) 2006-01-12

Family

ID=8549976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828651T Expired - Lifetime DE69828651T2 (de) 1997-11-18 1998-11-17 Teilnehmeranschlussschnittstellenschaltung

Country Status (5)

Country Link
EP (1) EP1053632B1 (de)
AU (1) AU1237999A (de)
DE (1) DE69828651T2 (de)
FI (1) FI104935B (de)
WO (1) WO1999027704A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9904641L (sv) 1999-12-17 2001-06-18 Ericsson Telefon Ab L M Abonnentlinjekrets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317963A (en) * 1980-09-22 1982-03-02 International Telephone And Telegraph Corporation Subscriber line interface circuit utilizing impedance synthesizer and shared voltage source for loop current regulation control
US4431868A (en) * 1981-07-09 1984-02-14 International Telephone And Telegraph Corporation Solid state telephone line interface circuit with ringing capability
SE453626B (sv) * 1986-06-27 1988-02-15 Ericsson Telefon Ab L M Sett och anordning att strommata en telefonlinje for att vid begrensad batterispenning kunna overfora en odistorderad talsignal
KR880002353A (ko) * 1986-07-08 1988-04-30 아오이 죠이찌 가입자 회로
SE503646C2 (sv) * 1994-11-10 1996-07-22 Ericsson Telefon Ab L M Automatisk omkopplingsanordning

Also Published As

Publication number Publication date
FI104935B (fi) 2000-04-28
WO1999027704A3 (en) 1999-08-26
AU1237999A (en) 1999-06-15
DE69828651T2 (de) 2006-01-12
FI974274A (fi) 1999-05-19
EP1053632B1 (de) 2005-01-12
WO1999027704A2 (en) 1999-06-03
FI974274A0 (fi) 1997-11-18
EP1053632A2 (de) 2000-11-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition