JPS5842349A - 加入者接続回路 - Google Patents

加入者接続回路

Info

Publication number
JPS5842349A
JPS5842349A JP57145615A JP14561582A JPS5842349A JP S5842349 A JPS5842349 A JP S5842349A JP 57145615 A JP57145615 A JP 57145615A JP 14561582 A JP14561582 A JP 14561582A JP S5842349 A JPS5842349 A JP S5842349A
Authority
JP
Japan
Prior art keywords
subscriber
power supply
voltage
evaluation device
loop
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.)
Pending
Application number
JP57145615A
Other languages
English (en)
Japanese (ja)
Inventor
ホルスト・コペツキイ
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.)
Siemens Schuckertwerke AG
Siemens Corp
Original Assignee
Siemens Schuckertwerke AG
Siemens Corp
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 Schuckertwerke AG, Siemens Corp filed Critical Siemens Schuckertwerke AG
Publication of JPS5842349A publication Critical patent/JPS5842349A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/026—Arrangements for interrupting the ringing current
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2272—Subscriber line supervision circuits, e.g. call detection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP57145615A 1981-08-27 1982-08-24 加入者接続回路 Pending JPS5842349A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE31339344 1981-08-27
DE19813133934 DE3133934A1 (de) 1981-08-27 1981-08-27 Teilnehmeranschlussschaltung

Publications (1)

Publication Number Publication Date
JPS5842349A true JPS5842349A (ja) 1983-03-11

Family

ID=6140258

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57145615A Pending JPS5842349A (ja) 1981-08-27 1982-08-24 加入者接続回路

Country Status (9)

Country Link
US (1) US4492821A (OSRAM)
EP (1) EP0073462B1 (OSRAM)
JP (1) JPS5842349A (OSRAM)
AR (1) AR231689A1 (OSRAM)
AT (1) ATE24260T1 (OSRAM)
BR (1) BR8205022A (OSRAM)
DE (1) DE3133934A1 (OSRAM)
FI (1) FI75713C (OSRAM)
ZA (1) ZA826239B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0242571B1 (de) * 1986-04-23 1992-08-19 Siemens Aktiengesellschaft Schaltungsanordnung für den Anschluss von Anschlussleitungen eines digitalen Zeitmultiplex-Fernsprechnetzes
IT1248549B (it) * 1991-06-25 1995-01-19 Sgs Thomson Microelectronics Complesso circuitale telefonico ad attacco d'utente elettronico con circuito per la rivelazione dello sgancio in fase di suoneria a numerodi componenti ridotto.
DE4326894C2 (de) * 1993-08-11 1997-01-30 Sel Alcatel Ag Schaltungsanordnung zur Rufspannungsabschaltung in einer elektronischen Teilnehmerschaltung
US5663878A (en) * 1996-03-21 1997-09-02 Unitrode Corporation Apparatus and method for generating a low frequency AC signal
EP0831632A3 (de) * 1996-09-24 2003-03-19 Siemens Aktiengesellschaft Schaltungsanordnung zur Fehlerindikation bei analogen Teilnehmerleitungen von Notruftelefonen digitaler Zeitmultiplex-Fernsprechvermittlungsanlagen
US6115469A (en) * 1998-08-25 2000-09-05 Unitrode Corporation Telephone line ring signal and DC power generator
DE102017113905A1 (de) * 2017-06-23 2018-12-27 Valeo Schalter Und Sensoren Gmbh Schaltungsanordnung zur Auswertung von zumindest zwei Schaltzuständen eines Betätigungselementes, Verfahren zum Betreiben einer Schaltungsanordnung sowie Schaltvorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164713A (en) * 1977-01-28 1979-08-14 Bell Telephone Laboratories, Incorporated Dual mode telephone subscriber loop current detector
US4099032A (en) * 1977-03-25 1978-07-04 Wescom, Inc. Loop current detector
DE2850929C2 (de) * 1978-11-24 1982-06-09 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Unterdrückung von Störspannungseinflüssen bei der Bewertung des Signalzustandes auf Übertragungsleitungen, insbesondere auf Teilnehmeranschlußleitungen in Fernsprechanlagen
DE3036686C2 (de) * 1980-09-29 1983-12-01 Siemens AG, 1000 Berlin und 8000 München Teilnehmeranschlußschaltung

Also Published As

Publication number Publication date
EP0073462A3 (en) 1984-02-22
AR231689A1 (es) 1985-01-31
ATE24260T1 (de) 1986-12-15
EP0073462A2 (de) 1983-03-09
FI822970L (fi) 1983-02-28
DE3133934A1 (de) 1983-03-17
BR8205022A (pt) 1983-08-09
DE3133934C2 (OSRAM) 1989-11-30
FI75713B (fi) 1988-03-31
ZA826239B (en) 1983-07-27
EP0073462B1 (de) 1986-12-10
US4492821A (en) 1985-01-08
FI822970A0 (fi) 1982-08-26
FI75713C (fi) 1988-07-11

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