DK284287A - Kredsloeb til beskyttelse af abonnenttilslutningskoblingers elektroniske interfacekobling - Google Patents

Kredsloeb til beskyttelse af abonnenttilslutningskoblingers elektroniske interfacekobling

Info

Publication number
DK284287A
DK284287A DK284287A DK284287A DK284287A DK 284287 A DK284287 A DK 284287A DK 284287 A DK284287 A DK 284287A DK 284287 A DK284287 A DK 284287A DK 284287 A DK284287 A DK 284287A
Authority
DK
Denmark
Prior art keywords
subscription
protection
circuit
interface connection
electronic interface
Prior art date
Application number
DK284287A
Other languages
English (en)
Other versions
DK284287D0 (da
DK166977B1 (da
Inventor
Norbert Wingerath
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of DK284287D0 publication Critical patent/DK284287D0/da
Publication of DK284287A publication Critical patent/DK284287A/da
Application granted granted Critical
Publication of DK166977B1 publication Critical patent/DK166977B1/da

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/18—Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Devices For Supply Of Signal Current (AREA)
DK284287A 1986-06-06 1987-06-03 Kredsloeb til beskyttelse af abonnenttilslutningskoblingers elektroniske interfacekobling DK166977B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3619037 1986-06-06
DE3619037 1986-06-06

Publications (3)

Publication Number Publication Date
DK284287D0 DK284287D0 (da) 1987-06-03
DK284287A true DK284287A (da) 1987-12-07
DK166977B1 DK166977B1 (da) 1993-08-09

Family

ID=6302409

Family Applications (1)

Application Number Title Priority Date Filing Date
DK284287A DK166977B1 (da) 1986-06-06 1987-06-03 Kredsloeb til beskyttelse af abonnenttilslutningskoblingers elektroniske interfacekobling

Country Status (8)

Country Link
US (1) US5003588A (da)
EP (1) EP0248319B1 (da)
AR (1) AR240631A1 (da)
AT (1) ATE79986T1 (da)
BR (1) BR8702873A (da)
DE (1) DE3781327D1 (da)
DK (1) DK166977B1 (da)
FI (1) FI90171C (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2539915B2 (ja) * 1989-06-08 1996-10-02 富士通株式会社 呼出信号装置の過電圧検出制御回路
FR2670338B1 (fr) * 1990-12-07 1993-03-26 Sgs Thomson Microelectronics Circuit de protection programmable et sa realisation monolithique.
GB9127476D0 (en) * 1991-12-30 1992-02-19 Texas Instruments Ltd A semiconductor integrated circuit
US5390231A (en) * 1993-04-01 1995-02-14 Northern Telecom Limited Protection and recovery of telephone line interface circuits
DE4326596C2 (de) * 1993-08-07 1997-07-17 Sel Alcatel Ag Schutzschaltungsanordnung für elektronische Teilnehmerschaltungen
SE519189C2 (sv) * 1994-06-28 2003-01-28 Ericsson Telefon Ab L M Anordning för att skydda en abonnentlinjekrets från överspänningar
CN1164069C (zh) * 1996-09-03 2004-08-25 皇家菲利浦电子有限公司 电子阻抗供电电路及其相关设备
DE19636954B4 (de) * 1996-09-11 2005-08-18 Infineon Technologies Ag Teilnehmerschaltung
DE19837820C2 (de) * 1998-08-20 2002-07-18 Tenovis Gmbh & Co Kg Vorrichtung zum Schutz einer Spannungsversorgungseinheit vor Überspannungen
US6882514B2 (en) * 2001-09-14 2005-04-19 Arris International, Inc. Overcurrent and overvoltage protection method and architecture for a tip and ring subscriber line interface circuit
DE10241354A1 (de) * 2002-09-06 2004-03-18 Xignal Technologies Ag Integrierte Schaltung mit Überspannungsschutz
US7019953B2 (en) * 2003-05-19 2006-03-28 Infineon Technologies, Ag Voltage protection circuit
US7508643B2 (en) * 2006-10-27 2009-03-24 Manitowoc Crane Companies, Inc. System for overvoltage suppression for construction equipment
FR3039014B1 (fr) * 2015-07-13 2019-06-14 Stmicroelectronics (Tours) Sas Protection de ligne telephonique contre les surtensions
US11362513B2 (en) 2017-03-07 2022-06-14 Littelfuse Semiconductor (Wuxi) Co., Ltd. Hybrid overvoltage protection device and assembly

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3263128A (en) * 1962-07-23 1966-07-26 Richard L White Circuit breaker
US3614474A (en) * 1968-10-24 1971-10-19 Texas Instruments Inc Semiconductor power-switching apparatus
BE758745A (fr) * 1969-11-10 1971-05-10 Westinghouse Electric Corp Perfectionnements aux ou en rapport avec les dispositifs semiconducteurs
US3825699A (en) * 1972-11-29 1974-07-23 Gte Automatic Electric Lab Inc Calling party control circuit
ES413048A1 (es) * 1973-03-27 1976-01-16 Standard Electrica Sa Dispositivo electronico de proteccion contra errores de co-nexion de equipos y aparatos electricos a la red de suminis-tro de energia.
US4217504A (en) * 1975-08-04 1980-08-12 Licentia-Patent Verwaltungs Gmbh Semiconductor switch with thyristors
JPS5354909A (en) * 1976-10-29 1978-05-18 Hitachi Ltd Cut-off circuit
US4213066A (en) * 1978-08-11 1980-07-15 General Motors Corporation Solid state switch
SE426002B (sv) * 1980-12-23 1982-11-29 Ellemtel Utvecklings Ab Anordning for skydd av en krets i en telekommunikationsutrustning mot overspenningar
US4377832A (en) * 1981-01-09 1983-03-22 Motorola, Inc. Voltage transient suppressor circuit
GB2119187B (en) * 1982-04-16 1985-06-05 Standard Telephones Cables Ltd Telecommunication exchange protection
US4453092A (en) * 1982-12-27 1984-06-05 Motorola, Inc. Comparator circuit having reduced input bias current
US4661878A (en) * 1984-01-25 1987-04-28 Motorola Inc. Overvoltage protection circuit
JPS61150617A (ja) * 1984-12-24 1986-07-09 日本電信電話株式会社 サ−ジ防護回路
US4661979A (en) * 1985-09-24 1987-04-28 Northern Telecom Limited Fault protection for integrated subscriber line interface circuits
US4644437A (en) * 1985-11-01 1987-02-17 At&T Bell Laboratories Telephone subscriber loop overvoltage protection integrated circuit

Also Published As

Publication number Publication date
US5003588A (en) 1991-03-26
AR240631A1 (es) 1990-06-30
FI90171B (fi) 1993-09-15
DK284287D0 (da) 1987-06-03
DK166977B1 (da) 1993-08-09
ATE79986T1 (de) 1992-09-15
FI872537A (fi) 1987-12-07
BR8702873A (pt) 1988-03-01
FI872537A0 (fi) 1987-06-05
EP0248319A1 (de) 1987-12-09
EP0248319B1 (de) 1992-08-26
FI90171C (fi) 1993-12-27
DE3781327D1 (de) 1992-10-01

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