GR3021752T3 - Method for testing the transmission characteristics of a subscriber line circuit - Google Patents

Method for testing the transmission characteristics of a subscriber line circuit

Info

Publication number
GR3021752T3
GR3021752T3 GR960402898T GR960402898T GR3021752T3 GR 3021752 T3 GR3021752 T3 GR 3021752T3 GR 960402898 T GR960402898 T GR 960402898T GR 960402898 T GR960402898 T GR 960402898T GR 3021752 T3 GR3021752 T3 GR 3021752T3
Authority
GR
Greece
Prior art keywords
transmission characteristics
subscriber line
line circuit
testing
slic
Prior art date
Application number
GR960402898T
Other languages
English (en)
Inventor
Hans-Werner Rudolf
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 GR3021752T3 publication Critical patent/GR3021752T3/el

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • 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
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Interface Circuits In Exchanges (AREA)
GR960402898T 1990-04-12 1996-11-21 Method for testing the transmission characteristics of a subscriber line circuit GR3021752T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4011985 1990-04-12

Publications (1)

Publication Number Publication Date
GR3021752T3 true GR3021752T3 (en) 1997-02-28

Family

ID=6404357

Family Applications (1)

Application Number Title Priority Date Filing Date
GR960402898T GR3021752T3 (en) 1990-04-12 1996-11-21 Method for testing the transmission characteristics of a subscriber line circuit

Country Status (6)

Country Link
US (1) US5202882A (el)
EP (1) EP0451759B1 (el)
AT (1) ATE145507T1 (el)
DE (1) DE59108356D1 (el)
ES (1) ES2095265T3 (el)
GR (1) GR3021752T3 (el)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1252125B (it) * 1991-10-23 1995-06-05 Sgs Thomson Microelectronics Metodo e dispositivo circuitale per misurare in condizioni di esercizio parametri operativi di un circuito di interfaccia e di una linea telefonica d'utente ad esse collegata
DE4141090A1 (de) * 1991-12-13 1993-06-17 Kommunikations Elektronik Verfahren zur ueberpruefung der funktionsfaehigkeit von uebertragungsstrecken nachrichtentechnischer signale
CH684853A5 (de) * 1993-02-04 1995-01-13 Alcatel Str Ag Verfahren zur Extraktion von Daten auf einer Zweidraht-Telephonleitung mit digitalem Datenverkehr.
US5436953A (en) * 1993-07-02 1995-07-25 Northern Telecom Limited Digital longitudinal balance measurement
DE19639885C1 (de) * 1996-09-27 1998-03-26 Siemens Ag Teilnehmeranschlußschaltung für den Anschluß einer analogen Teilnehmerleitung an eine digitale Zeitmultiplex-Fernsprechvermittlungsstelle
DE19650320A1 (de) * 1996-12-04 1998-06-25 Siemens Ag Elektronische Teilnehmeranschlußschaltung einer digitalen Fernmeldevermittlungsstelle, die zur Durchführung von Prüffunktionen ausgestattet ist
US5956386A (en) * 1997-06-20 1999-09-21 Advanced Micro Devices, Inc. Telephone subscriber line diagnostics system and method
DE19802826C2 (de) * 1998-01-26 1999-11-18 Siemens Ag Verfahren zum Abgleich von um Störgrößen verfälschte Stromwerte eines Teilnehmersatzes
DE19802825C1 (de) * 1998-01-26 1999-08-12 Siemens Ag Verfahren zur schnellen Prüfung der Funktionsfähigkeit eines Teilnehmersatzes
EP1118202A1 (de) 1998-09-30 2001-07-25 Siemens Aktiengesellschaft Verfahren zum prüfen von teilnehmeranschlussleitungen
EP1592214B1 (en) * 2004-04-28 2012-12-26 Lantiq Deutschland GmbH Method and apparatus for measuring electrical properties of communication lines connected to a line card
US9025733B2 (en) * 2006-07-18 2015-05-05 Lantiq Deutschland Gmbh Method and apparatus for line testing
US8102970B2 (en) * 2006-07-18 2012-01-24 Lantiq Deutschland Gmbh Method and apparatus for line testing
US9225825B2 (en) * 2006-07-18 2015-12-29 Lantiq Deutschland Gmbh Method and apparatus for line testing

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4376450A (en) * 1978-07-03 1983-03-15 Scovill Manufacturing Co. - Scovill, Inc. Valve position monitor and control system
HU187198B (en) * 1982-12-14 1985-11-28 Bhg Hiradastech Vallalat Circuit arrangemenet for the supervison of the telephon circuits
US4611320A (en) * 1984-05-21 1986-09-09 Siemens Corporate Research And Support, Inc. Programmable testing analyzer
ATA300485A (de) * 1985-10-17 1991-05-15 Siemens Ag Oesterreich Einrichtung zur ueberwachung einer schaltstelle fuer die zeitmultiplexe zusammenfuegung mehrerer nachrichtenkanaele fuer digitalsignale, insbesondere fuer pulscodemodulierte signale
GB2201535B (en) * 1987-02-25 1990-11-28 Motorola Inc Cmos analog multiplying circuit
DE3867676D1 (de) * 1987-04-14 1992-02-27 Siemens Ag Verfahren und schaltungsanordnung zur einstellung der teilnehmerleitungs-nachbildungsimpedanzen von programmierbaren gabelschaltung.
GB2224846A (en) * 1988-11-14 1990-05-16 Philips Electronic Associated Temperature sensing circuit

Also Published As

Publication number Publication date
EP0451759B1 (de) 1996-11-20
US5202882A (en) 1993-04-13
DE59108356D1 (de) 1997-01-02
EP0451759A3 (en) 1993-06-16
ES2095265T3 (es) 1997-02-16
EP0451759A2 (de) 1991-10-16
ATE145507T1 (de) 1996-12-15

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