FR1044609A - Systèmes d'intercommunication téléphonique ou télégraphiques et systèmes analogues - Google Patents

Systèmes d'intercommunication téléphonique ou télégraphiques et systèmes analogues

Info

Publication number
FR1044609A
FR1044609A FR1044609DA FR1044609A FR 1044609 A FR1044609 A FR 1044609A FR 1044609D A FR1044609D A FR 1044609DA FR 1044609 A FR1044609 A FR 1044609A
Authority
FR
France
Prior art keywords
systems
telegraph
telephone
intercommunication
similar
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)
Inventor
Edmond-Maurice Deloraine
Julien-Jean-Baptiste Lair
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1044609A publication Critical patent/FR1044609A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/02—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/427—Loop networks with decentralised control
    • H04L12/43—Loop networks with decentralised control with synchronous transmission, e.g. time division multiplex [TDM], slotted rings

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
FR1044609D 1950-03-10 1951-03-06 Systèmes d'intercommunication téléphonique ou télégraphiques et systèmes analogues Expired FR1044609A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US148948A US2723309A (en) 1950-03-10 1950-03-10 Telephone system

Publications (1)

Publication Number Publication Date
FR1044609A true FR1044609A (fr) 1953-11-19

Family

ID=22528159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1044609D Expired FR1044609A (fr) 1950-03-10 1951-03-06 Systèmes d'intercommunication téléphonique ou télégraphiques et systèmes analogues

Country Status (4)

Country Link
US (1) US2723309A (fr)
DE (1) DE863518C (fr)
ES (1) ES196774A1 (fr)
FR (1) FR1044609A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE318914B (fr) * 1969-03-18 1969-12-22 Ericsson Telefon Ab L M
FR2034371A1 (fr) * 1969-03-21 1970-12-11 Lignes Telegraph Telephon
US3924077A (en) * 1973-07-05 1975-12-02 Thomas R Blakeslee Pulse code modulation time division multiplex telephone system
US3922496A (en) * 1974-02-11 1975-11-25 Digital Communications Corp TDMA satellite communications system with guard band obviating ongoing propagation delay calculation
US3990036A (en) * 1974-02-28 1976-11-02 Western Geophysical Co. Multiplexing method and apparatus for telemetry of seismic data
US3996553A (en) * 1975-05-12 1976-12-07 Western Geophysical Company Of America Seismic data telemetering system
GB1550799A (en) * 1975-05-12 1979-08-22 Western Geophysical Co Gain ramging amplifier system
US4053714A (en) * 1976-04-06 1977-10-11 Canadian Pgl Electronics Inc. Electrical data collecting device
US4203096A (en) * 1978-04-06 1980-05-13 Mallinckrodt, Inc. Sensor monitoring alarm system
US4177357A (en) * 1978-07-03 1979-12-04 The United States Of America As Represented By The Secretary Of The Navy Spatially distributed analog time division multiplexer
DE2943059C2 (de) * 1979-10-25 1984-01-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Funksystem mit Synchronisation der Teilnehmereinrichtungen
US4627050A (en) * 1984-05-22 1986-12-02 Rolm Corporation Time division multiplexed computerized branch exchange
US4841520A (en) * 1986-10-21 1989-06-20 Amp Incorporated Data transmission system with bus failure detection system
IT1232090B (it) * 1989-05-04 1992-01-23 Sgs Thomson Microelectronics Sistema di collegamento tra un unita di elaborazione principale e del le unita periferiche

Also Published As

Publication number Publication date
ES196774A1 (es) 1951-04-16
DE863518C (de) 1953-01-19
US2723309A (en) 1955-11-08

Similar Documents

Publication Publication Date Title
FR1030746A (fr) Systèmes détecteurs et correcteurs d'erreurs
FR1060595A (fr) Réseaux et combinaisons de systèmes d'antennes
FR1003657A (fr) Perfectionnement aux systèmes élastiques
FR1044609A (fr) Systèmes d'intercommunication téléphonique ou télégraphiques et systèmes analogues
FR1018639A (fr) Systèmes téléphoniques automatiques et systèmes analogues
FR1106308A (fr) Systèmes d'antennes
FR1045646A (fr) Système d'intercommunication électriques
FR1042713A (fr) Systèmes électriques de communication et systèmes analogues
FR970914A (fr) Système téléphonique d'intercommunication
FR988187A (fr) Systèmes téléphoniques automatiques et systèmes analogues
FR1056954A (fr) Systèmes d'intercommunication à haut-parleurs
FR944575A (fr) Systèmes de transmission d'ondes ultra-courtes
FR978646A (fr) Système téléphonique d'intercommunication
CA467438A (fr) Systemes telephoniques et analogues
FR986387A (fr) Systèmes de téléphonie automatique et systèmes analogues
FR1025939A (fr) Perfectionnements aux systèmes téléphoniques
FR1094813A (fr) Perfectionnements aux systèmes de commutation télégraphiques et téléphoniques
FR990311A (fr) Systèmes de télévision en couleur et (ou) en relief
FR57661E (fr) Systèmes d'antennes dirigés
CA475213A (fr) Systemes telegraphiques et telephoniques combines
FR952270A (fr) Systèmes de communication et de signalisation
DK83206C (da) Telefonanlæg eller lignende anlæg.
DK83413C (da) Telefonanlæg eller lignende anlæg.
FR1027843A (fr) Système d'intercommunications téléphoniques
FR1036602A (fr) Systèmes de comparaison de potentiels