SE395581B - Kontrollanordning i en skyddskappkopplingsanleggning - Google Patents

Kontrollanordning i en skyddskappkopplingsanleggning

Info

Publication number
SE395581B
SE395581B SE7407023A SE7407023A SE395581B SE 395581 B SE395581 B SE 395581B SE 7407023 A SE7407023 A SE 7407023A SE 7407023 A SE7407023 A SE 7407023A SE 395581 B SE395581 B SE 395581B
Authority
SE
Sweden
Prior art keywords
control device
coupling system
security coupling
security
control
Prior art date
Application number
SE7407023A
Other languages
English (en)
Other versions
SE7407023L (sv
Inventor
F H Lanigan
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of SE7407023L publication Critical patent/SE7407023L/xx
Publication of SE395581B publication Critical patent/SE395581B/sv

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)
  • Time-Division Multiplex Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
SE7407023A 1973-06-06 1974-05-28 Kontrollanordning i en skyddskappkopplingsanleggning SE395581B (sv)

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 (2)

Publication Number Publication Date
SE7407023L SE7407023L (sv) 1974-12-09
SE395581B true SE395581B (sv) 1977-08-15

Family

ID=23447346

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7407023A SE395581B (sv) 1973-06-06 1974-05-28 Kontrollanordning i en skyddskappkopplingsanleggning

Country Status (10)

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

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
US4417348A (en) * 1981-04-30 1983-11-22 Bell Telephone Laboratories, Incorporated Errorless line protection switcher
US4395772A (en) * 1981-04-30 1983-07-26 Bell Telephone Laboratories, Incorporated Line protection switch controller
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 (en) * 1985-12-11 1989-01-31 Hideaki Morimoto Channel switching system
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 (sv) * 1968-05-15 1969-09-15

Also Published As

Publication number Publication date
CA1022623A (en) 1977-12-13
NL7407554A (sv) 1974-12-10
DE2427213A1 (de) 1975-01-02
BE815934A (fr) 1974-09-30
JPS5023520A (sv) 1975-03-13
FR2232886A1 (sv) 1975-01-03
US3878463A (en) 1975-04-15
AU6965074A (en) 1975-12-04
GB1473552A (en) 1977-05-18
FR2232886B1 (sv) 1978-01-20
SE7407023L (sv) 1974-12-09
IT1011924B (it) 1977-02-10

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