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DK95086C - Kobling til signalsending over en tovejsforbindelsesledning. - Google Patents

Kobling til signalsending over en tovejsforbindelsesledning.

Info

Publication number
DK95086C
DK95086C DK3961AA DK3961A DK95086C DK 95086 C DK95086 C DK 95086C DK 3961A A DK3961A A DK 3961AA DK 3961 A DK3961 A DK 3961A DK 95086 C DK95086 C DK 95086C
Authority
DK
Denmark
Prior art keywords
coupling
signal transmission
transmission over
connecting cable
way connecting
Prior art date
Application number
DK3961AA
Other languages
Danish (da)
English (en)
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK95086C publication Critical patent/DK95086C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
DK3961AA 1960-03-19 1961-01-04 Kobling til signalsending over en tovejsforbindelsesledning. DK95086C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE277560 1960-03-19
US69376A US3138668A (en) 1960-03-19 1960-11-15 Circuit arrangement for signalling through telephone lines

Publications (1)

Publication Number Publication Date
DK95086C true DK95086C (da) 1963-01-07

Family

ID=26654381

Family Applications (1)

Application Number Title Priority Date Filing Date
DK3961AA DK95086C (da) 1960-03-19 1961-01-04 Kobling til signalsending over en tovejsforbindelsesledning.

Country Status (6)

Country Link
US (1) US3138668A (de)
BE (1) BE599895A (de)
DE (1) DE1192270B (de)
DK (1) DK95086C (de)
GB (1) GB970273A (de)
NL (1) NL259217A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220489B (de) * 1964-03-17 1966-07-07 Siemens Ag Schaltungsanordnung fuer wechselseitig betriebene Zweidraht-Fernmelde-, insbesondereFernsprechleitungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE863093C (de) * 1942-01-21 1953-01-15 Normalzeit G M B H Schaltungsanordnung fuer Fernmeldeanlagen mit Stoerungssignalisierung
US2409164A (en) * 1942-11-10 1946-10-08 Automatic Elect Lab Telephone system
DE817311C (de) * 1949-03-05 1951-10-18 Siemens & Halske A G Schaltanordnung zur Vermeidung von Fehlschaltungen durch gegenlaeufige Impulse
DE912940C (de) * 1951-04-28 1954-09-06 Siemens Ag Schaltungsanordnung fuer Fernsprechanlagen mit zweiadrigen Verbindungsleitungen

Also Published As

Publication number Publication date
BE599895A (fr) 1961-05-29
DE1192270B (de) 1965-05-06
GB970273A (en) 1964-09-16
NL259217A (de) 1964-04-27
US3138668A (en) 1964-06-23

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