CH318649A - Appareil de mesure de la distorsion de signaux télégraphiques - Google Patents

Appareil de mesure de la distorsion de signaux télégraphiques

Info

Publication number
CH318649A
CH318649A CH318649DA CH318649A CH 318649 A CH318649 A CH 318649A CH 318649D A CH318649D A CH 318649DA CH 318649 A CH318649 A CH 318649A
Authority
CH
Switzerland
Prior art keywords
signal distortion
telegraph signal
distortion meter
meter
telegraph
Prior art date
Application number
Other languages
English (en)
Inventor
Thomas Prior Hector
Archibald Foulkes Edward
Original Assignee
Standard Telephone & Radio Sa
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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH318649A publication Critical patent/CH318649A/fr

Links

Classifications

    • 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
    • H04L1/24—Testing correct operation
    • H04L1/248—Distortion measuring systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/24—Relay circuits using discharge tubes or semiconductor devices
    • H04L25/242—Relay circuits using discharge tubes or semiconductor devices with retiming
    • H04L25/245—Relay circuits using discharge tubes or semiconductor devices with retiming for start-stop signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
CH318649D 1952-06-26 1953-06-26 Appareil de mesure de la distorsion de signaux télégraphiques CH318649A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16078/52A GB735117A (en) 1952-06-26 1952-06-26 Improvements in or relating to printing telegraph apparatus

Publications (1)

Publication Number Publication Date
CH318649A true CH318649A (fr) 1957-01-15

Family

ID=10070759

Family Applications (1)

Application Number Title Priority Date Filing Date
CH318649D CH318649A (fr) 1952-06-26 1953-06-26 Appareil de mesure de la distorsion de signaux télégraphiques

Country Status (4)

Country Link
US (1) US2856457A (fr)
BE (1) BE520984A (fr)
CH (1) CH318649A (fr)
GB (1) GB735117A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985716A (en) * 1957-02-18 1961-05-23 British Telecomm Res Ltd Pulse distortion detecting equipment
US3045061A (en) * 1958-12-23 1962-07-17 Teletype Corp Signal distortion indicator
US3155772A (en) * 1959-06-03 1964-11-03 Bell Telephone Labor Inc Method for measuring data signal impairment
NL268912A (fr) * 1960-09-07
US3130268A (en) * 1960-11-25 1964-04-21 Stelma Inc Signal distortion monitor
GB954807A (en) * 1961-07-05 1964-04-08 Mini Of Aviat London Improvements in or relating to electrical telegraphy
US3176070A (en) * 1961-12-29 1965-03-30 Ibm Noise analyzer
BE666677A (fr) * 1964-07-11
DE1285499B (de) * 1966-09-23 1968-12-19 Siemens Ag Schaltungsanordnung zum Messen der Verzerrung von hintereinander folgenden Zeitintervallen, insbesondere von Telegrafie-Signalen mit grosser Schrittgeschwindigkeit, und Anzeige der Verzerrung auf dem Bildschirm eines Oszillographen
DE2028655B2 (de) * 1970-06-10 1971-09-30 Siemens AG, 1000 Berlin u. 8000 München Verfahren zur messung der verzerrung von uebertragungssystemen die die daten in zeichenweiser bitparalleler codierter form uebertragen
US3700808A (en) * 1971-10-07 1972-10-24 Computest Corp Distortion analysis system and method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1816621A (en) * 1927-08-04 1931-07-28 Bell Telephone Labor Inc Testing system
BE360487A (fr) * 1927-12-02
US1845994A (en) * 1929-12-14 1932-02-16 Western Union Telegraph Co Signal distortion indicator
US1873440A (en) * 1931-01-22 1932-08-23 Bell Telephone Labor Inc Rotary distributor phasing circuit
US1972941A (en) * 1931-02-19 1934-09-11 Union Switch & Signal Co Railway signaling
US1920454A (en) * 1931-04-21 1933-08-01 American Telephone & Telegraph Signal distortion indicating device
US2342318A (en) * 1942-02-28 1944-02-22 Bell Telephone Labor Inc Electrical timing circuit
US2425307A (en) * 1942-09-16 1947-08-12 Ncr Co Communication system
FR906654A (fr) * 1944-03-20 1946-01-16 Sadir Carpentier Méthode de mesure d'un déphasage
GB637722A (en) * 1946-07-24 1950-05-24 Telephone Mfg Co Ltd Improvements in and relating to electrical testing and indicating systems

Also Published As

Publication number Publication date
BE520984A (fr) 1900-01-01
GB735117A (en) 1955-08-17
US2856457A (en) 1958-10-14

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