FR1104552A - telegraph signal transmitter - Google Patents

telegraph signal transmitter

Info

Publication number
FR1104552A
FR1104552A FR1104552DA FR1104552A FR 1104552 A FR1104552 A FR 1104552A FR 1104552D A FR1104552D A FR 1104552DA FR 1104552 A FR1104552 A FR 1104552A
Authority
FR
France
Prior art keywords
signal transmitter
telegraph signal
telegraph
transmitter
signal
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
French (fr)
Inventor
Maurice Maniere
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT 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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR1104552A publication Critical patent/FR1104552A/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
FR1104552D 1954-05-14 1954-05-14 telegraph signal transmitter Expired FR1104552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1104552T 1954-05-14

Publications (1)

Publication Number Publication Date
FR1104552A true FR1104552A (en) 1955-11-22

Family

ID=9622889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1104552D Expired FR1104552A (en) 1954-05-14 1954-05-14 telegraph signal transmitter

Country Status (1)

Country Link
FR (1) FR1104552A (en)

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