FR717361A - Improvements to telegraph systems - Google Patents

Improvements to telegraph systems

Info

Publication number
FR717361A
FR717361A FR717361DA FR717361A FR 717361 A FR717361 A FR 717361A FR 717361D A FR717361D A FR 717361DA FR 717361 A FR717361 A FR 717361A
Authority
FR
France
Prior art keywords
telegraph systems
telegraph
systems
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)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 granted granted Critical
Publication of FR717361A publication Critical patent/FR717361A/en
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/202—Repeater circuits; Relay circuits using mechanical devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Electrotherapy Devices (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR717361D 1930-04-25 1931-04-23 Improvements to telegraph systems Expired FR717361A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1283430A GB353515A (en) 1930-04-25 1930-04-25
GB11266/31A GB376820A (en) 1930-04-25 1931-04-16 Improvements in or relating to telegraph systems

Publications (1)

Publication Number Publication Date
FR717361A true FR717361A (en) 1931-01-06

Family

ID=26248171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717361D Expired FR717361A (en) 1930-04-25 1931-04-23 Improvements to telegraph systems

Country Status (3)

Country Link
US (1) US1875935A (en)
FR (1) FR717361A (en)
GB (2) GB353515A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR864171A (en) * 1939-12-30 1941-04-21 Radio Electr Soc Fr Pulse telegraphy system applicable to Morse, Baudot and similar codes
US2442301A (en) * 1944-02-21 1948-05-25 Bell Telephone Labor Inc Synchronizing mechanism for telegraph systems

Also Published As

Publication number Publication date
GB353515A (en) 1931-07-27
GB376820A (en) 1932-07-18
US1875935A (en) 1932-09-06

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