CH424875A - Fernsprechnetz mit dezentralisierten, der Konzentration der Leitungen dienenden Konzentratoren - Google Patents

Fernsprechnetz mit dezentralisierten, der Konzentration der Leitungen dienenden Konzentratoren

Info

Publication number
CH424875A
CH424875A CH1358662A CH1358662A CH424875A CH 424875 A CH424875 A CH 424875A CH 1358662 A CH1358662 A CH 1358662A CH 1358662 A CH1358662 A CH 1358662A CH 424875 A CH424875 A CH 424875A
Authority
CH
Switzerland
Prior art keywords
concentrators
decentralized
concentrate
serving
lines
Prior art date
Application number
CH1358662A
Other languages
English (en)
Inventor
Earl Brooks Chester
Calvin Sand William
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of CH424875A publication Critical patent/CH424875A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
CH1358662A 1961-11-20 1962-11-20 Fernsprechnetz mit dezentralisierten, der Konzentration der Leitungen dienenden Konzentratoren CH424875A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US153468A US3198887A (en) 1961-11-20 1961-11-20 Distributed telephone line concentrator

Publications (1)

Publication Number Publication Date
CH424875A true CH424875A (de) 1966-11-30

Family

ID=22547347

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1358662A CH424875A (de) 1961-11-20 1962-11-20 Fernsprechnetz mit dezentralisierten, der Konzentration der Leitungen dienenden Konzentratoren

Country Status (7)

Country Link
US (1) US3198887A (de)
BE (1) BE624997A (de)
CH (1) CH424875A (de)
DE (1) DE1437054A1 (de)
GB (1) GB990545A (de)
NL (2) NL141747B (de)
SE (1) SE317411B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250859A (en) * 1962-12-31 1966-05-10 American Telephone & Telegraph Universal line concentrator
US3308243A (en) * 1963-12-16 1967-03-07 Bell Telephone Labor Inc Establishing intraconcentrator connections in a remote line concentrator system
US3462557A (en) * 1965-12-27 1969-08-19 Bell Telephone Labor Inc Intra-concentrator call detecting circuit
US3778555A (en) * 1971-07-19 1973-12-11 Digital Telephone Systems Inc Telephone subscriber line system intra call apparatus and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037221A (en) * 1932-04-27 1936-04-14 Associated Electric Lab Inc Telephone system
CH206560A (de) * 1937-11-22 1939-08-15 Fides Gmbh Schaltungsanordnung für Fernsprechanlagen mit Haupt- und Unterämtern und Wählerbetrieb.
US2850576A (en) * 1955-10-04 1958-09-02 Line concentrator system
BE554165A (de) * 1956-02-29
NL267386A (de) * 1960-07-22

Also Published As

Publication number Publication date
GB990545A (en) 1965-04-28
US3198887A (en) 1965-08-03
NL285046A (de)
BE624997A (de)
NL141747B (nl) 1974-03-15
SE317411B (de) 1969-11-17
DE1437054A1 (de) 1968-11-28

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