PT598931E - Processo para o controlo de ligacoes telefonicas existentes particularmente ligacoes telefonicas comutadas de forma permanente - Google Patents

Processo para o controlo de ligacoes telefonicas existentes particularmente ligacoes telefonicas comutadas de forma permanente

Info

Publication number
PT598931E
PT598931E PT92119844T PT92119844T PT598931E PT 598931 E PT598931 E PT 598931E PT 92119844 T PT92119844 T PT 92119844T PT 92119844 T PT92119844 T PT 92119844T PT 598931 E PT598931 E PT 598931E
Authority
PT
Portugal
Prior art keywords
ligacs
telephone
time slot
compared
interface
Prior art date
Application number
PT92119844T
Other languages
English (en)
Inventor
Werner Nagler
Bernhard Gloss
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 PT598931E publication Critical patent/PT598931E/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/302—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs
    • H04M3/303—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs and using PCM multiplexers, e.g. pair gain systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/244—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Pens And Brushes (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephone Function (AREA)
  • Telephonic Communication Services (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
PT92119844T 1992-11-20 1992-11-20 Processo para o controlo de ligacoes telefonicas existentes particularmente ligacoes telefonicas comutadas de forma permanente PT598931E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92119844A EP0598931B1 (de) 1992-11-20 1992-11-20 Verfahren zur Überwachung bestehender Fernsprechverbindungen, insbesondere permanent geschalteter Fernsprechverbindungen

Publications (1)

Publication Number Publication Date
PT598931E true PT598931E (pt) 2002-08-30

Family

ID=8210239

Family Applications (1)

Application Number Title Priority Date Filing Date
PT92119844T PT598931E (pt) 1992-11-20 1992-11-20 Processo para o controlo de ligacoes telefonicas existentes particularmente ligacoes telefonicas comutadas de forma permanente

Country Status (7)

Country Link
US (1) US5414695A (pt)
EP (1) EP0598931B1 (pt)
AT (1) ATE213898T1 (pt)
DE (1) DE59209947D1 (pt)
DK (1) DK0598931T3 (pt)
ES (1) ES2173079T3 (pt)
PT (1) PT598931E (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6865502B2 (en) * 2001-04-04 2005-03-08 International Business Machines Corporation Method and system for logic verification using mirror interface
JP4836432B2 (ja) * 2003-11-17 2011-12-14 株式会社リコー 文書管理システム、文書管理装置、文書管理方法、文書管理プログラム及び記録媒体

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064369A (en) * 1975-01-31 1977-12-20 North Electric Company Method and apparatus for path testing in a time division multiplex switching network
DE2845393C2 (de) * 1978-10-18 1984-04-19 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zur Überwachung eines Kennzeichen-Umsetzgeräts
ZA804385B (en) * 1979-08-10 1981-07-29 Plessey Co Ltd Alarm monitoring arrangements for digital telecommunications switching networks
FR2467523A1 (fr) * 1979-10-12 1981-04-17 Thomson Csf Systeme de controle d'un reseau de connexion
CA1203875A (en) * 1983-06-16 1986-04-29 Mitel Corporation Switching system loopback test circuit
DE3513165A1 (de) * 1985-04-12 1986-10-16 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer fernmeldevermittlungsanlagen, insbesondere fernsprechvermittlungsanlagen, mit einrichtungen zur funktionsfaehigkeitspruefung durchgeschalteter verbindungen
AR241357A1 (es) * 1986-06-27 1992-05-29 Siemens Ag Disposicion de circuito para vigilar la transmision de informacion en vias de enlace tetrafilares conmutadas.
DE3801123A1 (de) * 1988-01-16 1989-07-27 Philips Patentverwaltung Vermittlungsanlage

Also Published As

Publication number Publication date
EP0598931A1 (de) 1994-06-01
EP0598931B1 (de) 2002-02-27
DE59209947D1 (de) 2002-04-04
ES2173079T3 (es) 2002-10-16
DK0598931T3 (da) 2002-06-10
ATE213898T1 (de) 2002-03-15
US5414695A (en) 1995-05-09

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