FR1153790A - Installation télégraphique - Google Patents

Installation télégraphique

Info

Publication number
FR1153790A
FR1153790A FR1153790DA FR1153790A FR 1153790 A FR1153790 A FR 1153790A FR 1153790D A FR1153790D A FR 1153790DA FR 1153790 A FR1153790 A FR 1153790A
Authority
FR
France
Prior art keywords
telegraph
installation
telegraph installation
Prior art date
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
Other languages
English (en)
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.)
AT&T Teletype Corp
Original Assignee
Teletype 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 Teletype Corp filed Critical Teletype Corp
Application granted granted Critical
Publication of FR1153790A publication Critical patent/FR1153790A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR1153790D 1955-06-28 1956-06-12 Installation télégraphique Expired FR1153790A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US518526A US2870254A (en) 1955-06-28 1955-06-28 Telegraph system

Publications (1)

Publication Number Publication Date
FR1153790A true FR1153790A (fr) 1958-03-21

Family

ID=24064307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153790D Expired FR1153790A (fr) 1955-06-28 1956-06-12 Installation télégraphique

Country Status (6)

Country Link
US (1) US2870254A (fr)
BE (1) BE549048A (fr)
DE (1) DE1064552B (fr)
FR (1) FR1153790A (fr)
GB (1) GB803716A (fr)
NL (1) NL107923C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2176838A1 (fr) * 1972-03-17 1973-11-02 Nederlanden Staat

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015472B (de) * 1956-11-06 1957-09-12 Siemens Ag Schaltungsanordnung zur Verbindung von Fernschreibteilnehmernetzen
US3245038A (en) * 1961-06-30 1966-04-05 Ibm Central to remote communication system with address modification for the remote stations
US3237180A (en) * 1963-03-18 1966-02-22 Specialties Dev Corp Indication repeating apparatus
GB1115865A (en) * 1965-01-29 1968-05-29 Standard Telephones Cables Ltd Signalling system
US3491337A (en) * 1966-12-05 1970-01-20 Scm Corp Coded message generator
DE2838816A1 (de) * 1978-09-06 1980-03-20 Tekade Felten & Guilleaume Schleifentest fuer datenuebertragungsstrecken
DE2852805A1 (de) * 1978-12-06 1980-06-12 Siemens Ag Verfahren und schaltungsanordnung zur messung der uebertragungseigenschaften eines messobjektes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE669121C (de) * 1930-06-13 1938-12-17 Siemens Ag Einrichtung zur selbsttaetigen UEberwachung und Pruefung von Verbindungsleitungen inTelegrafenanlagen durch einen Hin- und Rueckimpuls
BE404138A (fr) * 1933-07-10
US2193811A (en) * 1936-02-25 1940-03-19 Western Union Telegraph Co Signaling system and apparatus
BE476865A (fr) * 1938-05-17
US2353055A (en) * 1942-09-19 1944-07-04 Bell Telephone Labor Inc Satellite communication system
US2351014A (en) * 1942-12-30 1944-06-13 Postal Telegraph Cable Co Alarm for synchronous telegraph circuits
US2439398A (en) * 1944-02-25 1948-04-13 Bell Telephone Labor Inc Telegraph system provided with channel assurance and transmission regulation
US2465507A (en) * 1945-01-16 1949-03-29 Bell Telephone Labor Inc Intercommunicating teletypewriter system
DE914982C (de) * 1949-08-14 1954-07-12 Siemens Ag Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen
DE902140C (de) * 1951-04-20 1954-01-18 Lorenz C Ag Einrichtung zum Vergleichen des ausgesandten und des rueckempfangenen Zeichens zweicks Fehlerkontrolle
DE905256C (de) * 1951-05-19 1954-03-01 Siemens Ag Schaltungsanordnung zur Kontrolle des richtigen Empfangs von Schaltkennzeichen in Fernmeldeanlagen, z.B. Fernsprechanlagen, insbesondere fuer Kennzeichenuebertragung ueber drahtlose Strecken

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2176838A1 (fr) * 1972-03-17 1973-11-02 Nederlanden Staat

Also Published As

Publication number Publication date
GB803716A (en) 1958-10-29
US2870254A (en) 1959-01-20
NL107923C (fr)
DE1064552B (de) 1959-09-03
BE549048A (fr)

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