ZA747128B - Electronic trunk junctor - Google Patents

Electronic trunk junctor

Info

Publication number
ZA747128B
ZA747128B ZA00747128A ZA747128A ZA747128B ZA 747128 B ZA747128 B ZA 747128B ZA 00747128 A ZA00747128 A ZA 00747128A ZA 747128 A ZA747128 A ZA 747128A ZA 747128 B ZA747128 B ZA 747128B
Authority
ZA
South Africa
Prior art keywords
electronic trunk
trunk junctor
junctor
electronic
trunk
Prior art date
Application number
ZA00747128A
Other languages
English (en)
Inventor
P Girard
M Comte
Original Assignee
Int 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of ZA747128B publication Critical patent/ZA747128B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
ZA00747128A 1973-11-16 1974-11-06 Electronic trunk junctor ZA747128B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7340850A FR2251975B1 (enrdf_load_stackoverflow) 1973-11-16 1973-11-16

Publications (1)

Publication Number Publication Date
ZA747128B true ZA747128B (en) 1975-11-26

Family

ID=9127862

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00747128A ZA747128B (en) 1973-11-16 1974-11-06 Electronic trunk junctor

Country Status (5)

Country Link
CH (1) CH596727A5 (enrdf_load_stackoverflow)
DE (1) DE2453094B2 (enrdf_load_stackoverflow)
FR (1) FR2251975B1 (enrdf_load_stackoverflow)
GB (1) GB1452386A (enrdf_load_stackoverflow)
ZA (1) ZA747128B (enrdf_load_stackoverflow)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2326100A1 (fr) * 1975-09-26 1977-04-22 Ericsson Telefon Ab L M Joncteur reseau de telephonie electronique
FR2372563A1 (fr) * 1976-11-25 1978-06-23 Ericsson Telefon Ab L M Joncteur reseau de telephonie electronique
CA1123131A (en) * 1978-02-28 1982-05-04 Michael C.J. Cowpland Transformerless trunk circuit
CH635216A5 (de) * 1978-10-25 1983-03-15 Hansjoerg Erne Geraet zur ueberwachung des linienstromes in einer telefonleitung.
DE2846934A1 (de) * 1978-10-27 1980-04-30 Siemens Ag Vollelektronische schleifenschlussschaltung
FR2500975B1 (fr) * 1981-02-27 1993-05-07 Cit Alcatel Self electronique
FR2530105B1 (fr) * 1982-07-07 1985-07-05 Constr Telephoniques Circuit de boucle pour ligne telephonique
FR2544144A1 (fr) * 1983-04-11 1984-10-12 Rosny Unite Tech Relais modulateur, notamment pour installations de telecommunications
FR2546351B1 (fr) * 1983-05-18 1989-02-24 Telecommunications Sa Circuit de ligne pour joncteur de reseau
DE3322642A1 (de) * 1983-06-23 1985-01-24 Siemens AG, 1000 Berlin und 8000 München Gabelschaltung fuer fernsprechstationen mit verstaerkern
DE3407226A1 (de) * 1984-02-28 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine elektronische drossel in lautfernsprechstationen
DE3407202A1 (de) * 1984-02-28 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine elektronische drossel in lautfernsprechstationen
DE3604491A1 (de) * 1986-02-13 1987-08-20 Gaertner Karl Telegaertner Vorrichtung mit einem bistabilen relais
DE3804216A1 (de) * 1988-02-11 1989-08-24 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine externleitungsuebertragung von kommunikations-vermittlungsanlagen, insbesondere fernsprechnebenstellenanlagen
GB2220820B (en) * 1988-07-13 1992-07-08 Philips Electronic Associated Telephone line loop current regulator
DE4337530A1 (de) * 1993-11-04 1995-05-11 Bergermann Petra Modul für die Anschaltung von Geräten an das öffentliche Telefonnetz
CN101729699B (zh) * 2008-10-25 2012-02-01 华为技术有限公司 一种分离设备及语音信号传输的方法

Also Published As

Publication number Publication date
DE2453094B2 (de) 1979-11-29
DE2453094A1 (de) 1975-05-22
FR2251975A1 (enrdf_load_stackoverflow) 1975-06-13
GB1452386A (en) 1976-10-13
CH596727A5 (enrdf_load_stackoverflow) 1978-03-15
FR2251975B1 (enrdf_load_stackoverflow) 1979-08-03

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