ES462574A1 - Unidad de senalizacion para central telefonica. - Google Patents

Unidad de senalizacion para central telefonica.

Info

Publication number
ES462574A1
ES462574A1 ES462574A ES462574A ES462574A1 ES 462574 A1 ES462574 A1 ES 462574A1 ES 462574 A ES462574 A ES 462574A ES 462574 A ES462574 A ES 462574A ES 462574 A1 ES462574 A1 ES 462574A1
Authority
ES
Spain
Prior art keywords
signaling
telephone exchange
connection
unit
pcm
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
ES462574A
Other languages
English (en)
Spanish (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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Publication of ES462574A1 publication Critical patent/ES462574A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/39—Signalling arrangements; Manipulation of signalling currents using coded pulse groups
    • 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)
  • Time-Division Multiplex Systems (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
ES462574A 1976-09-24 1977-09-23 Unidad de senalizacion para central telefonica. Expired ES462574A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7628776A FR2365922A1 (fr) 1976-09-24 1976-09-24 Unite de signalisation pour central telephonique

Publications (1)

Publication Number Publication Date
ES462574A1 true ES462574A1 (es) 1978-06-16

Family

ID=9178055

Family Applications (1)

Application Number Title Priority Date Filing Date
ES462574A Expired ES462574A1 (es) 1976-09-24 1977-09-23 Unidad de senalizacion para central telefonica.

Country Status (6)

Country Link
US (1) US4129756A (enExample)
BE (1) BE858935A (enExample)
DE (1) DE2742929A1 (enExample)
ES (1) ES462574A1 (enExample)
FR (1) FR2365922A1 (enExample)
IT (1) IT1086951B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2105934A1 (es) * 1994-02-25 1997-10-16 Telefonica Nacional Espana Co Circuito hibrido universal de linea.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455823A1 (fr) * 1979-05-04 1980-11-28 Cit Alcatel Dispositif de raccordement de multiplex dans un central de commutation temporelle
ZA804387B (en) * 1979-08-10 1981-07-29 Plessey Co Ltd Channel zero switching arrangements for digital telecommunication exchanges
FR2478415B1 (fr) * 1980-03-11 1986-12-05 Thomson Csf Mat Tel Systeme de commutation de signalisation dans un reseau de commutation temporelle, et reseau de commutation temporelle comportant un tel systeme
FR2551939B1 (fr) * 1983-09-14 1985-10-11 Cit Alcatel Dispositif de transfert et de traitement de voies de donnees ou de signalisation d'un ensemble de lignes multiplex
US5748876A (en) * 1995-12-29 1998-05-05 Mci Communications Corporation System and method for testing acoustic modems with semantically encoded waveforms

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743938A (en) * 1971-08-10 1973-07-03 Gen Datacomm Ind Inc Closed data loop test apparatus for data transmission modem
US4039751A (en) * 1972-04-24 1977-08-02 General Datacomm Industries, Inc. Method and apparatus for closed loop testing of first and second modulators and demodulators
US3931476A (en) * 1974-01-03 1976-01-06 Action Communication Systems, Inc. Method and system for automatically controlling the connection of inter-city telephone calls at a users facility
US3985972A (en) * 1974-08-08 1976-10-12 Rolin Robert J Telephone call restrictor
US4002847A (en) * 1975-12-29 1977-01-11 Bell Telephone Laboratories, Incorporated Fault isolation in a serial-looped transmission system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2105934A1 (es) * 1994-02-25 1997-10-16 Telefonica Nacional Espana Co Circuito hibrido universal de linea.

Also Published As

Publication number Publication date
BE858935A (fr) 1978-01-16
FR2365922B1 (enExample) 1979-01-12
DE2742929A1 (de) 1978-03-30
US4129756A (en) 1978-12-12
FR2365922A1 (fr) 1978-04-21
IT1086951B (it) 1985-05-31

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