FR2478915A1 - Equipement terminal d'abonne pour systeme de commutation numerique - Google Patents

Equipement terminal d'abonne pour systeme de commutation numerique Download PDF

Info

Publication number
FR2478915A1
FR2478915A1 FR8105577A FR8105577A FR2478915A1 FR 2478915 A1 FR2478915 A1 FR 2478915A1 FR 8105577 A FR8105577 A FR 8105577A FR 8105577 A FR8105577 A FR 8105577A FR 2478915 A1 FR2478915 A1 FR 2478915A1
Authority
FR
France
Prior art keywords
terminal equipment
line
interface
subscriber
signal
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.)
Granted
Application number
FR8105577A
Other languages
English (en)
French (fr)
Other versions
FR2478915B1 (enExample
Inventor
Dietrich Bottle
Firoz Kaderali
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2478915A1 publication Critical patent/FR2478915A1/fr
Application granted granted Critical
Publication of FR2478915B1 publication Critical patent/FR2478915B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
FR8105577A 1980-03-20 1981-03-20 Equipement terminal d'abonne pour systeme de commutation numerique Granted FR2478915A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803010701 DE3010701C2 (de) 1980-03-20 1980-03-20 Teilnehmer-Endeinrichtung für ein digitales Nachrichtenübermittlungssystem

Publications (2)

Publication Number Publication Date
FR2478915A1 true FR2478915A1 (fr) 1981-09-25
FR2478915B1 FR2478915B1 (enExample) 1984-05-25

Family

ID=6097774

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8105577A Granted FR2478915A1 (fr) 1980-03-20 1981-03-20 Equipement terminal d'abonne pour systeme de commutation numerique

Country Status (6)

Country Link
AU (1) AU544520B2 (enExample)
CH (1) CH653195A5 (enExample)
DE (1) DE3010701C2 (enExample)
FR (1) FR2478915A1 (enExample)
GB (1) GB2072464A (enExample)
NZ (1) NZ196422A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239791A1 (de) * 1982-10-27 1984-05-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart Digitaler teilnehmeranschluss an einer fernmelde-vermittlungsstelle
DE3240660A1 (de) * 1982-11-04 1984-05-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Pruefverfahren fuer digitale teilnehmerendeinrichtungen und dafuer geeignete teilnehmerendeinrichtung
DE3308986C2 (de) * 1983-03-14 1986-02-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für eine digitale Fernsprechstation
DE3308984C2 (de) * 1983-03-14 1986-02-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung für eine digitale Fernsprechstation
US4803702A (en) * 1986-08-05 1989-02-07 Advanced Micro Devices, Inc. Reset and synchronization interface circuit
US6687371B1 (en) * 1999-10-08 2004-02-03 Agere Systems Inc. Maintaining an off-hook condition during a call bridge
US6674857B1 (en) * 1999-10-08 2004-01-06 Agere Systems Inc. Startup procedure for international line powered DAA

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1505324A (en) * 1975-09-30 1978-03-30 Siemens Ag Circuit arrangements for effecting conversions between digital and analogue signals
FR2412994A1 (fr) * 1977-12-24 1979-07-20 Int Standard Electric Corp Dispositif pour utiliser une ligne d'abonne bifilaire en telephonie multiplex
GB1555394A (en) * 1978-04-04 1979-11-07 Standard Telephones Cables Ltd Digital signalling especially in an automatic telecommunication system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1505324A (en) * 1975-09-30 1978-03-30 Siemens Ag Circuit arrangements for effecting conversions between digital and analogue signals
FR2412994A1 (fr) * 1977-12-24 1979-07-20 Int Standard Electric Corp Dispositif pour utiliser une ligne d'abonne bifilaire en telephonie multiplex
GB1555394A (en) * 1978-04-04 1979-11-07 Standard Telephones Cables Ltd Digital signalling especially in an automatic telecommunication system

Also Published As

Publication number Publication date
GB2072464A (en) 1981-09-30
DE3010701C2 (de) 1982-06-03
CH653195A5 (de) 1985-12-13
NZ196422A (en) 1985-01-31
DE3010701A1 (de) 1981-09-24
AU544520B2 (en) 1985-06-06
FR2478915B1 (enExample) 1984-05-25
AU6841981A (en) 1981-09-24

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Legal Events

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TP Transmission of property
ST Notification of lapse