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RU2124274C1 - Коммутирующее защитное устройство для электронных абонентских схем - Google Patents

Коммутирующее защитное устройство для электронных абонентских схем Download PDF

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Publication number
RU2124274C1
RU2124274C1 RU94028268A RU94028268A RU2124274C1 RU 2124274 C1 RU2124274 C1 RU 2124274C1 RU 94028268 A RU94028268 A RU 94028268A RU 94028268 A RU94028268 A RU 94028268A RU 2124274 C1 RU2124274 C1 RU 2124274C1
Authority
RU
Russia
Prior art keywords
subscriber
overvoltage
thyristor
circuits
line interface
Prior art date
Application number
RU94028268A
Other languages
English (en)
Russian (ru)
Other versions
RU94028268A (ru
Inventor
Манике Ульрих
Герике Мартин
Штиава Ральф
Original Assignee
Алькатель Зел АГ,
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 Алькатель Зел АГ, filed Critical Алькатель Зел АГ,
Publication of RU94028268A publication Critical patent/RU94028268A/ru
Application granted granted Critical
Publication of RU2124274C1 publication Critical patent/RU2124274C1/ru

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/048Anti-latching or quenching devices, i.e. bringing the protection device back to its normal state after a protection action
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/738Interface circuits for coupling substations to external telephone lines
    • H04M1/74Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745Protection devices or circuits for voltages surges on the line
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/18Automatic 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M2201/00Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/80Electronic components, circuits, software, systems or apparatus used in telephone systems line protection circuits such as current or overvoltage protection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Medicinal Preparation (AREA)
  • Emergency Protection Circuit Devices (AREA)
RU94028268A 1993-08-07 1994-08-04 Коммутирующее защитное устройство для электронных абонентских схем RU2124274C1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4326596A DE4326596C2 (de) 1993-08-07 1993-08-07 Schutzschaltungsanordnung für elektronische Teilnehmerschaltungen
DEP4326596.0 1993-08-07

Publications (2)

Publication Number Publication Date
RU94028268A RU94028268A (ru) 1996-06-20
RU2124274C1 true RU2124274C1 (ru) 1998-12-27

Family

ID=6494703

Family Applications (1)

Application Number Title Priority Date Filing Date
RU94028268A RU2124274C1 (ru) 1993-08-07 1994-08-04 Коммутирующее защитное устройство для электронных абонентских схем

Country Status (5)

Country Link
DE (1) DE4326596C2 (uk)
LT (1) LT3384B (uk)
LV (1) LV11245B (uk)
RU (1) RU2124274C1 (uk)
UA (1) UA23021C2 (uk)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19651964C2 (de) * 1996-12-13 2000-08-31 Siemens Ag Verfahren zum Erkennen gefährlicher Fremdspannungen auf den Adern von Teilnehmerleitungen, über die Teilnehmerendgeräte an ihre Teilnehmeranschlußschaltung einer Fernmeldevermittlungsstelle angeschlossen sind
DE19651963C1 (de) * 1996-12-13 1998-03-26 Siemens Ag Verfahren zur Identifizierung wechselförmiger Überspannungen auf den Adern von Teilnehmerleitungen
DE19823446B4 (de) 1998-05-18 2009-08-27 Epcos Ag Baugruppe zum Schutz von Telekommunikationseinrichtungen gegen Überspannungen
DE19837820C2 (de) * 1998-08-20 2002-07-18 Tenovis Gmbh & Co Kg Vorrichtung zum Schutz einer Spannungsversorgungseinheit vor Überspannungen
US6885745B1 (en) 1998-12-17 2005-04-26 Nortel Networks, Ltd. Voltage and protection arrangement for a telephone subscriber line interface circuit
US6563926B1 (en) 1999-07-27 2003-05-13 Nortel Networks Limited Resetting surge protection in telephone line interface circuits
DE10241354A1 (de) * 2002-09-06 2004-03-18 Xignal Technologies Ag Integrierte Schaltung mit Überspannungsschutz

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE281331C (uk)
SE426002B (sv) * 1980-12-23 1982-11-29 Ellemtel Utvecklings Ab Anordning for skydd av en krets i en telekommunikationsutrustning mot overspenningar
DE3215551A1 (de) * 1982-04-26 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer den ueberspannungsschutz von schnittstellenschaltungen
DE3340927A1 (de) * 1983-11-11 1985-05-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur ableitung von ueberspannungen
DE3422995C1 (de) * 1984-06-22 1985-11-21 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Überspannungsschutz-Schaltungsanordnung für Fernmelde-, insbesondere Fernsprechleitungen
DE3538088C2 (de) * 1985-10-25 1993-11-11 Siemens Ag Schaltungsanordnung für einen Überspannungsschutz in elektronischen Fernsprechstationen
DD281331A7 (de) * 1986-02-20 1990-08-08 Halbleiterwerk Veb Schaltungsanordnung fuer eine steuerbare spannungsquelle
DE3615581A1 (de) 1986-05-09 1987-11-12 Fabritius Hans Josef Variable spannvorrichtung fuer werkzeuge
AR240631A1 (es) * 1986-06-06 1990-06-30 Siemens Ag Disposicion de circuito para proteger circuitos electronicos de interfase de circuitos de conexion de abonado de una red telefonica tiempo-multiplex digital
SU1374332A1 (ru) * 1986-09-29 1988-02-15 Ленинградский институт инженеров железнодорожного транспорта им.акад.В.Н.Образцова Устройство дл защиты электронной нагрузки от перенапр жений
CA1260171A (en) * 1987-05-15 1989-09-26 Reinhard W. Rosch Protection arrangement for a telephone subscriber line interface circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US 4653091 24.03.87. *

Also Published As

Publication number Publication date
LT3384B (en) 1995-08-25
LV11245A (lv) 1996-04-20
UA23021C2 (uk) 1998-06-30
RU94028268A (ru) 1996-06-20
LV11245B (en) 1996-08-20
DE4326596A1 (de) 1995-02-09
DE4326596C2 (de) 1997-07-17
LTIP2010A (en) 1995-02-27

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