NL107923C - - Google Patents

Info

Publication number
NL107923C
NL107923C NL107923DA NL107923C NL 107923 C NL107923 C NL 107923C NL 107923D A NL107923D A NL 107923DA NL 107923 C NL107923 C NL 107923C
Authority
NL
Netherlands
Application number
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.)
Publication of NL107923C publication Critical patent/NL107923C/xx

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)
NL107923D 1955-06-28 NL107923C (xx)

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
NL107923C true NL107923C (xx)

Family

ID=24064307

Family Applications (1)

Application Number Title Priority Date Filing Date
NL107923D NL107923C (xx) 1955-06-28

Country Status (6)

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

Families Citing this family (8)

* 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
NL147302B (nl) * 1972-03-17 1975-09-15 Nederlanden Staat Stelsel voor synchrone data-transmissie tussen een abonnee en een eindcentrale.
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 (xx) * 1933-07-10
US2193811A (en) * 1936-02-25 1940-03-19 Western Union Telegraph Co Signaling system and apparatus
NL54070C (xx) * 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

Also Published As

Publication number Publication date
BE549048A (xx)
US2870254A (en) 1959-01-20
FR1153790A (fr) 1958-03-21
GB803716A (en) 1958-10-29
DE1064552B (de) 1959-09-03

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