CH519283A - Concentratore di traffico telefonico semielettronico con struttura ad albero - Google Patents

Concentratore di traffico telefonico semielettronico con struttura ad albero

Info

Publication number
CH519283A
CH519283A CH988470A CH988470A CH519283A CH 519283 A CH519283 A CH 519283A CH 988470 A CH988470 A CH 988470A CH 988470 A CH988470 A CH 988470A CH 519283 A CH519283 A CH 519283A
Authority
CH
Switzerland
Prior art keywords
semi
tree structure
telephone traffic
electronic telephone
traffic concentrator
Prior art date
Application number
CH988470A
Other languages
English (en)
Inventor
Cappetti Ilio
Melindo Flavio
Perucca Giovanni
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of CH519283A publication Critical patent/CH519283A/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
CH988470A 1969-09-12 1970-06-30 Concentratore di traffico telefonico semielettronico con struttura ad albero CH519283A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5331669 1969-09-12

Publications (1)

Publication Number Publication Date
CH519283A true CH519283A (it) 1972-02-15

Family

ID=11281728

Family Applications (1)

Application Number Title Priority Date Filing Date
CH988470A CH519283A (it) 1969-09-12 1970-06-30 Concentratore di traffico telefonico semielettronico con struttura ad albero

Country Status (7)

Country Link
US (1) US3728492A (it)
BE (1) BE752869A (it)
CH (1) CH519283A (it)
DE (1) DE2042301A1 (it)
FR (1) FR2060570A5 (it)
GB (1) GB1329556A (it)
NL (1) NL7011192A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1410508A (en) * 1972-10-12 1975-10-15 Thorn Ericsson Telecomm Telephone systems
DE2253101C3 (de) * 1972-10-30 1979-09-13 Battelle-Institut E.V., 6000 Frankfurt Wechsel- oder Gegensprechanlage mit elektronischem Verbindungsaufbau
US3993870A (en) * 1973-11-09 1976-11-23 Multiplex Communications, Inc. Time multiplex system with separate data, sync and supervision busses
FR2296221A1 (fr) * 1974-12-27 1976-07-23 Ibm France Systeme de traitement du signal
US4097694A (en) * 1975-07-09 1978-06-27 Toa Electric Company, Ltd. Time-division telephone system embodying trunks having demodulating-adder circuits
DE3022497A1 (de) * 1980-06-14 1981-12-24 Philips Patentverwaltung Gmbh, 2000 Hamburg Koppelfeld
DE3715885A1 (de) * 1987-05-13 1988-11-24 Philips Patentverwaltung Vorfeldeinrichtung, insbesondere fuer ein b-isdn-vermittlungssystem
DE4133385A1 (de) * 1991-10-09 1993-04-15 Philips Patentverwaltung Hierarchisches netzmanagementsystem
US5805586A (en) * 1995-05-02 1998-09-08 Motorola Inc. Method, device and data communication system for multilink polling
US6693897B1 (en) * 2000-11-10 2004-02-17 Sbc Technology Resources, Inc. Method and system of screening and control of telephone calls while using a packet-switched data network

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2651677A (en) * 1950-03-18 1953-09-08 Int Standard Electric Corp Electrical intercommunication system
NL265784A (it) * 1960-06-10
FR1351443A (fr) * 1961-11-10 1964-05-06 Ibm Dispositif de communication de messages
GB1112589A (en) * 1965-02-27 1968-05-08 Nippon Electric Co A wireless communication system utilizing a stationary satellite
FR1536238A (fr) * 1967-05-05 1968-08-16 Réseau de commutation téléphonique à canaux de signalisation indépendants
US3549820A (en) * 1968-05-02 1970-12-22 Bell Telephone Labor Inc Key telephone station concentrator

Also Published As

Publication number Publication date
DE2042301A1 (de) 1971-04-01
FR2060570A5 (it) 1971-06-18
NL7011192A (it) 1971-03-16
GB1329556A (en) 1973-09-12
BE752869A (fr) 1970-12-16
US3728492A (en) 1973-04-17

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Legal Events

Date Code Title Description
PL Patent ceased