BE815934A - Systeme de commutation automatique - Google Patents

Systeme de commutation automatique

Info

Publication number
BE815934A
BE815934A BE145089A BE145089A BE815934A BE 815934 A BE815934 A BE 815934A BE 145089 A BE145089 A BE 145089A BE 145089 A BE145089 A BE 145089A BE 815934 A BE815934 A BE 815934A
Authority
BE
Belgium
Prior art keywords
switching system
automatic switching
automatic
switching
Prior art date
Application number
BE145089A
Other languages
English (en)
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 filed Critical
Publication of BE815934A publication Critical patent/BE815934A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
BE145089A 1973-06-06 1974-06-05 Systeme de commutation automatique BE815934A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367482A US3878463A (en) 1973-06-06 1973-06-06 Automatic channel switching system

Publications (1)

Publication Number Publication Date
BE815934A true BE815934A (fr) 1974-09-30

Family

ID=23447346

Family Applications (1)

Application Number Title Priority Date Filing Date
BE145089A BE815934A (fr) 1973-06-06 1974-06-05 Systeme de commutation automatique

Country Status (10)

Country Link
US (1) US3878463A (fr)
JP (1) JPS5023520A (fr)
BE (1) BE815934A (fr)
CA (1) CA1022623A (fr)
DE (1) DE2427213A1 (fr)
FR (1) FR2232886B1 (fr)
GB (1) GB1473552A (fr)
IT (1) IT1011924B (fr)
NL (1) NL7407554A (fr)
SE (1) SE395581B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2360930C2 (de) * 1973-12-06 1975-05-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Auswahl eines Diversitykanals
US3991278A (en) * 1975-06-13 1976-11-09 Bell Telephone Laboratories, Incorporated Line protection switching system
JPS5248416A (en) * 1975-07-23 1977-04-18 Johnson Controls Inc Data communication system
US4477895A (en) * 1980-05-02 1984-10-16 Harris Corporation Synchronized protection switching arrangement
US4395772A (en) * 1981-04-30 1983-07-26 Bell Telephone Laboratories, Incorporated Line protection switch controller
US4417348A (en) * 1981-04-30 1983-11-22 Bell Telephone Laboratories, Incorporated Errorless line protection switcher
US4484314A (en) * 1981-08-20 1984-11-20 Western Geophysical Company Of America Cop switch-position encoder, method and apparatus
JPS60208134A (ja) * 1984-04-02 1985-10-19 Nec Corp 無線通信方式
JPS627226A (ja) * 1985-07-04 1987-01-14 Nec Corp 共通予備切替方式
CA1249633A (fr) * 1985-12-11 1989-01-31 Hideaki Morimoto Dispositif de commutation de canaux
FR2598573B1 (fr) * 1986-05-06 1988-09-16 Thomson Csf Procede et structure pour assurer la trasmission de signaux par fibres optiques, et reseau comportant une telle structure
US5007067A (en) * 1989-09-29 1991-04-09 At&T Bell Laboratories Diversity coding for transparent self-healing communications networks
JP3023705B2 (ja) * 1990-12-20 2000-03-21 富士通株式会社 予備チャンネル切替え装置および方法
US5327573A (en) * 1991-02-15 1994-07-05 Motorola, Inc. Method for supporting voice communications between communication systems
US9646626B2 (en) 2013-11-22 2017-05-09 At&T Intellectual Property I, L.P. System and method for network bandwidth management for adjusting audio quality

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE731482A (fr) * 1968-05-15 1969-09-15

Also Published As

Publication number Publication date
DE2427213A1 (de) 1975-01-02
GB1473552A (en) 1977-05-18
FR2232886A1 (fr) 1975-01-03
AU6965074A (en) 1975-12-04
NL7407554A (fr) 1974-12-10
SE7407023L (fr) 1974-12-09
IT1011924B (it) 1977-02-10
JPS5023520A (fr) 1975-03-13
FR2232886B1 (fr) 1978-01-20
SE395581B (sv) 1977-08-15
CA1022623A (fr) 1977-12-13
US3878463A (en) 1975-04-15

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