ES8502590A1 - Un detector de llamada para centralitas privadas con marcacion de entrada directa - Google Patents

Un detector de llamada para centralitas privadas con marcacion de entrada directa

Info

Publication number
ES8502590A1
ES8502590A1 ES530057A ES530057A ES8502590A1 ES 8502590 A1 ES8502590 A1 ES 8502590A1 ES 530057 A ES530057 A ES 530057A ES 530057 A ES530057 A ES 530057A ES 8502590 A1 ES8502590 A1 ES 8502590A1
Authority
ES
Spain
Prior art keywords
exchange
direct dialling
wire
dialling
direct
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
Application number
ES530057A
Other languages
English (en)
Other versions
ES530057A0 (es
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 Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES530057A0 publication Critical patent/ES530057A0/es
Publication of ES8502590A1 publication Critical patent/ES8502590A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)

Abstract

DETECTOR DE LLAMADA PARA CENTRALITAS PRIVADAS CON MARCACION DE ENTRADA DIRECTA.COMPRENDE AL MENOS UN CIRCUITO DE ENLACE EXTERIOR DE MARCACION DE ENTRADA DIRECTA CONECTADO A UN CIRCUITO DE MARCACION DE ENTRADA DIRECTA DE UNA CENTRAL POR UN ENLACE A ESTA DE DOS HILOS, QUE CONSTA DE UN CONVERTIDOR ANALOGICO-DIGITAL (ADW) CONECTADO AL HILO A Y AL HILO B DEL ENLACE A LA CENTRAL (AL) Y UN CIRCUITO DE EVALUACION DIGITAL (AWS) QUE EVALUA LAS SEN/ALES DE SALIDA DEL CONVERTIDOR ANALOGICO-DIGITAL (ADW). LA ENTRADA DEL CONVERTIDOR ANALOGICO-DIGITAL (ADW) SE CONECTA A LOS HILOS DE A Y B DE DOS O MAS CIRCUITOS DE ENLACE EXTERIOR DE MARCACION DE ENTRADA DIRECTA A TRAVES DE UN MULTIPLEXOR ANALOGICO (AMUX).
ES530057A 1983-02-26 1984-02-25 Un detector de llamada para centralitas privadas con marcacion de entrada directa Expired ES8502590A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833306884 DE3306884A1 (de) 1983-02-26 1983-02-26 Signalisierungsdetektor fuer fernsprech-nebenstellenanlagen mit durchwahl

Publications (2)

Publication Number Publication Date
ES530057A0 ES530057A0 (es) 1984-11-01
ES8502590A1 true ES8502590A1 (es) 1984-11-01

Family

ID=6191981

Family Applications (1)

Application Number Title Priority Date Filing Date
ES530057A Expired ES8502590A1 (es) 1983-02-26 1984-02-25 Un detector de llamada para centralitas privadas con marcacion de entrada directa

Country Status (2)

Country Link
DE (1) DE3306884A1 (es)
ES (1) ES8502590A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3343646A1 (de) * 1983-12-02 1985-06-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zum erkennen und auswerten von wechselspannungssignalen auf amtsadern
DE4008450A1 (de) * 1990-03-16 1991-09-19 Telefonbau & Normalzeit Gmbh Schaltungsanordnung zur signal- und informationsumsetzung zwischen analog betriebenen verbindungsleitungen und digital betriebenen anschlussorganen in kommunikations-vermittlungsanlagen
KR950012585B1 (ko) * 1992-05-09 1995-10-19 삼성전자주식회사 양방향 다이얼링 트렁크 인터페이싱회로

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812984A1 (de) * 1978-03-23 1979-10-04 Siemens Ag Schaltungsanordnung fuer fernmeldevermittlungsanlagen, insbesondere fernsprechvermittlungsanlagen, mit schalteinrichtungen mit indikationsstellen und mit gemeinsamen abfrageeinrichtungen

Also Published As

Publication number Publication date
ES530057A0 (es) 1984-11-01
DE3306884A1 (de) 1984-08-30

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