FR2122947A5 - - Google Patents

Info

Publication number
FR2122947A5
FR2122947A5 FR7201659A FR7201659A FR2122947A5 FR 2122947 A5 FR2122947 A5 FR 2122947A5 FR 7201659 A FR7201659 A FR 7201659A FR 7201659 A FR7201659 A FR 7201659A FR 2122947 A5 FR2122947 A5 FR 2122947A5
Authority
FR
France
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
FR7201659A
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
Application granted granted Critical
Publication of FR2122947A5 publication Critical patent/FR2122947A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR7201659A 1971-01-20 1972-01-19 Expired FR2122947A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU375971 1971-01-20

Publications (1)

Publication Number Publication Date
FR2122947A5 true FR2122947A5 (fr) 1972-09-01

Family

ID=3694228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201659A Expired FR2122947A5 (fr) 1971-01-20 1972-01-19

Country Status (7)

Country Link
US (1) US3794782A (fr)
BE (1) BE778262A (fr)
CA (1) CA951444A (fr)
DE (1) DE2201986A1 (fr)
ES (1) ES399050A1 (fr)
FR (1) FR2122947A5 (fr)
IT (1) IT946689B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5940358B2 (ja) * 1978-10-18 1984-09-29 日本電信電話株式会社 通話路スイツチ回路
DE3804216A1 (de) * 1988-02-11 1989-08-24 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine externleitungsuebertragung von kommunikations-vermittlungsanlagen, insbesondere fernsprechnebenstellenanlagen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL287044A (fr) * 1961-12-21
DE1616690C3 (de) * 1965-02-08 1974-09-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Verringerung der Eigenverluste von Induktanzen, insbesondere in Einrichtungen von Fernsprech-Vermittlungsanlagen

Also Published As

Publication number Publication date
DE2201986A1 (de) 1972-08-10
ES399050A1 (es) 1974-10-16
CA951444A (en) 1974-07-16
BE778262A (fr) 1972-07-20
US3794782A (en) 1974-02-26
IT946689B (it) 1973-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse