FR840151A - Systèmes de communications télégraphiques - Google Patents

Systèmes de communications télégraphiques

Info

Publication number
FR840151A
FR840151A FR840151DA FR840151A FR 840151 A FR840151 A FR 840151A FR 840151D A FR840151D A FR 840151DA FR 840151 A FR840151 A FR 840151A
Authority
FR
France
Prior art keywords
communications systems
telegraph
telegraph communications
systems
communications
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
English (en)
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.)
Creed and Co Ltd
Original Assignee
Creed and Co Ltd
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 Creed and Co Ltd filed Critical Creed and Co Ltd
Application granted granted Critical
Publication of FR840151A publication Critical patent/FR840151A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0095—Arrangements for synchronising receiver with transmitter with mechanical means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR840151D 1937-07-03 1938-07-01 Systèmes de communications télégraphiques Expired FR840151A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US840151XA 1937-07-03 1937-07-03

Publications (1)

Publication Number Publication Date
FR840151A true FR840151A (fr) 1939-04-20

Family

ID=22182264

Family Applications (1)

Application Number Title Priority Date Filing Date
FR840151D Expired FR840151A (fr) 1937-07-03 1938-07-01 Systèmes de communications télégraphiques

Country Status (1)

Country Link
FR (1) FR840151A (fr)

Similar Documents

Publication Publication Date Title
FR832598A (fr) Systèmes de communications électriques
FR843159A (fr) Systèmes de transmission
FR939428A (fr) Systèmes de transmission de communications secrètes
FR867451A (fr) Systèmes de communications radioélectriques
FR833743A (fr) Systèmes de transmission radioélectriques
FR841895A (fr) Systèmes de transmission à secret
FR858682A (fr) Systèmes de communication de télévision
FR847965A (fr) Systèmes de télévision
FR848805A (fr) Systèmes de télécommunications
FR867359A (fr) Systèmes de communications radioélectriques
FR847620A (fr) Systèmes télégraphiques
FR818884A (fr) Systèmes de transmission électriques
CH210431A (de) Telegraphensender.
FR840151A (fr) Systèmes de communications télégraphiques
FR841940A (fr) Systèmes de communication électrique
FR836695A (fr) Systèmes télégraphiques
FR867449A (fr) Systèmes de transmission
FR833596A (fr) Systèmes de multiplication des communications télégraphiques ou téléphoniques
FR844098A (fr) Systèmes de communications électriques
FR848214A (fr) Systèmes de communication électriques
FR847831A (fr) Systèmes répétiteurs télégraphiques
FR827572A (fr) Systèmes de communications télégraphiques
FR840029A (fr) Systèmes de transmission téléphoniques
FR840443A (fr) Systèmes modulateurs
CH202671A (de) Telegraphenanlage.