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DE69731303D1 - Teilnehmerleitungsschnittstellenschaltung - Google Patents

Teilnehmerleitungsschnittstellenschaltung

Info

Publication number
DE69731303D1
DE69731303D1 DE69731303T DE69731303T DE69731303D1 DE 69731303 D1 DE69731303 D1 DE 69731303D1 DE 69731303 T DE69731303 T DE 69731303T DE 69731303 T DE69731303 T DE 69731303T DE 69731303 D1 DE69731303 D1 DE 69731303D1
Authority
DE
Germany
Prior art keywords
interface circuit
subscriber line
line interface
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
DE69731303T
Other languages
English (en)
Other versions
DE69731303T2 (de
Inventor
Hans Eriksson
Elisabeth Larsson
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.)
Intel Germany Holding GmbH
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of DE69731303D1 publication Critical patent/DE69731303D1/de
Publication of DE69731303T2 publication Critical patent/DE69731303T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M19/00Current supply arrangements for telephone systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M19/00Current supply arrangements for telephone systems
    • H04M19/001Current supply source at the exchanger providing current to substations
    • H04M19/005Feeding 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)
  • Interface Circuits In Exchanges (AREA)
DE69731303T 1996-11-08 1997-11-06 Teilnehmerleitungsschnittstellenschaltung Expired - Lifetime DE69731303T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9604103A SE507920C2 (sv) 1996-11-08 1996-11-08 Linjekrets
SE9604103 1996-11-08
PCT/SE1997/001856 WO1998021875A1 (en) 1996-11-08 1997-11-06 A subscriber line interface circuit

Publications (2)

Publication Number Publication Date
DE69731303D1 true DE69731303D1 (de) 2004-11-25
DE69731303T2 DE69731303T2 (de) 2005-11-17

Family

ID=20404548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69731303T Expired - Lifetime DE69731303T2 (de) 1996-11-08 1997-11-06 Teilnehmerleitungsschnittstellenschaltung

Country Status (11)

Country Link
US (1) US6122367A (de)
EP (1) EP0931412B1 (de)
JP (1) JP2001504300A (de)
KR (1) KR100351259B1 (de)
CN (1) CN1145348C (de)
AU (1) AU4974497A (de)
CA (1) CA2271109A1 (de)
DE (1) DE69731303T2 (de)
SE (1) SE507920C2 (de)
TW (1) TW356632B (de)
WO (1) WO1998021875A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6700975B1 (en) 1996-11-08 2004-03-02 Telefonaktiebolaget Lm Ericsson (Publ) Subscriber line interface circuit
US6301358B1 (en) * 1998-05-29 2001-10-09 Avaya Technology Corp. Dual-slope current battery-feed circuit
US6665398B1 (en) * 1998-09-01 2003-12-16 Christopher Ludeman Programmable subscriber loop interface circuit and method
US6484347B1 (en) * 2001-07-06 2002-11-26 Ta-Chin Wang Steam cleaner
DE10140358C2 (de) * 2001-08-17 2003-07-10 Infineon Technologies Ag Telefonsystem mit Stromregelung im Konstantstrombereich
USD786221S1 (en) * 2016-02-19 2017-05-09 Adrian Stoch Earbud
USD786217S1 (en) * 2016-02-19 2017-05-09 Adrian Stoch Combined necklace and earphone

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451703A (en) * 1981-12-30 1984-05-29 Stromberg-Carlson Corporation All electronic interface for telephony system
SE433285B (sv) * 1982-09-22 1984-05-14 Ericsson Telefon Ab L M Anordning for strommatning av en abonnentapparat
US4598173A (en) * 1984-10-15 1986-07-01 Itt Corporation Interface circuit for a subscriber line circuit
JP2573190B2 (ja) * 1985-09-03 1997-01-22 株式会社東芝 直流給電回路
IT1197917B (it) * 1986-10-24 1988-12-21 Sgs Microelettronica Spa Circuito di controllo per un regolatore di tensione di un circuito interfaccia attacco linea telefonica d'utente (slic)
US5103387A (en) * 1991-01-31 1992-04-07 Northern Telecom Limited High voltage converter
US5249226A (en) * 1992-03-02 1993-09-28 Advanced Micro Devices, Inc. Apparatus for controlling a current supply device
JP2639304B2 (ja) * 1993-06-15 1997-08-13 日本電気株式会社 加入者回路
SE501975C2 (sv) * 1993-11-09 1995-07-03 Ericsson Telefon Ab L M Gränssnittskrets mellan fyrtrådsledning och tvåtrådsledning
US5659610A (en) * 1994-09-28 1997-08-19 Lucent Technologies Inc. Battery feed circuit
US5619567A (en) * 1994-10-31 1997-04-08 Advanced Micro Devices Variable DC feed characteristic in a subscriber line interface circuit
JP2760325B2 (ja) * 1995-09-22 1998-05-28 日本電気株式会社 加入者回路
US5721774A (en) * 1995-12-15 1998-02-24 Lucent Technologies Inc. Longitudinally balanced, dual voltage line-feed circuit
US5854839A (en) * 1996-05-10 1998-12-29 Lucent Technologies Inc. Dual voltage, self-monitoring line circuit
US5854550A (en) * 1997-11-06 1998-12-29 Lucent Technologies Inc. Transformerless digital-line battery feed circuit

Also Published As

Publication number Publication date
CN1145348C (zh) 2004-04-07
EP0931412B1 (de) 2004-10-20
CA2271109A1 (en) 1998-05-22
AU4974497A (en) 1998-06-03
WO1998021875A1 (en) 1998-05-22
KR20000053065A (ko) 2000-08-25
CN1235731A (zh) 1999-11-17
DE69731303T2 (de) 2005-11-17
EP0931412A1 (de) 1999-07-28
US6122367A (en) 2000-09-19
SE507920C2 (sv) 1998-07-27
JP2001504300A (ja) 2001-03-27
TW356632B (en) 1999-04-21
SE9604103D0 (sv) 1996-11-08
KR100351259B1 (ko) 2002-09-05
SE9604103L (sv) 1998-05-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LANTIQ DEUTSCHLAND GMBH, 85579 NEUBIBERG, DE