CH276865A - Dispositif de mesure du nombre-indice d'une modulation télégraphique. - Google Patents

Dispositif de mesure du nombre-indice d'une modulation télégraphique.

Info

Publication number
CH276865A
CH276865A CH276865DA CH276865A CH 276865 A CH276865 A CH 276865A CH 276865D A CH276865D A CH 276865DA CH 276865 A CH276865 A CH 276865A
Authority
CH
Switzerland
Prior art keywords
measuring
index number
telegraph
modulation
telegraph modulation
Prior art date
Application number
Other languages
English (en)
Inventor
Bayard Honore-Marcel
Roquet Raymond-Jacques-Charles
Original Assignee
Bayard Honore Marcel
Roquet Raymond Jacques Charles
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 Bayard Honore Marcel, Roquet Raymond Jacques Charles filed Critical Bayard Honore Marcel
Publication of CH276865A publication Critical patent/CH276865A/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
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Dc Digital Transmission (AREA)
CH276865D 1946-01-09 1946-09-09 Dispositif de mesure du nombre-indice d'une modulation télégraphique. CH276865A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR276865X 1946-01-09

Publications (1)

Publication Number Publication Date
CH276865A true CH276865A (fr) 1951-07-31

Family

ID=8886422

Family Applications (1)

Application Number Title Priority Date Filing Date
CH276865D CH276865A (fr) 1946-01-09 1946-09-09 Dispositif de mesure du nombre-indice d'une modulation télégraphique.

Country Status (6)

Country Link
US (1) US2562761A (fr)
BE (1) BE468145A (fr)
CH (1) CH276865A (fr)
FR (1) FR965549A (fr)
GB (1) GB650531A (fr)
NL (1) NL74564C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208544A (en) * 1961-10-04 1980-06-17 Acf Industries, Incorporated Checker and automatic synchronizer for coding equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477395A (en) * 1945-04-12 1949-07-26 Philco Corp Apparatus for continuously predicting a trend in observed data
NL74377C (fr) * 1946-05-13 1900-01-01

Also Published As

Publication number Publication date
US2562761A (en) 1951-07-31
NL74564C (fr)
GB650531A (en) 1951-02-28
BE468145A (fr) 1900-01-01
FR965549A (fr) 1950-09-15

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