IT1100376B - Dispositivo di commutazione in riserva di tratte di trasmissione digitali - Google Patents

Dispositivo di commutazione in riserva di tratte di trasmissione digitali

Info

Publication number
IT1100376B
IT1100376B IT30132/78A IT3013278A IT1100376B IT 1100376 B IT1100376 B IT 1100376B IT 30132/78 A IT30132/78 A IT 30132/78A IT 3013278 A IT3013278 A IT 3013278A IT 1100376 B IT1100376 B IT 1100376B
Authority
IT
Italy
Prior art keywords
switching device
digital transmission
transmission routes
reserve switching
reserve
Prior art date
Application number
IT30132/78A
Other languages
English (en)
Italian (it)
Other versions
IT7830132A0 (it
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT7830132A0 publication Critical patent/IT7830132A0/it
Application granted granted Critical
Publication of IT1100376B publication Critical patent/IT1100376B/it

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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
IT30132/78A 1977-11-30 1978-11-24 Dispositivo di commutazione in riserva di tratte di trasmissione digitali IT1100376B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2753420A DE2753420C3 (de) 1977-11-30 1977-11-30 Einrichtung zur Ersatzschaltung von Betriebssystemen für digitale Signale

Publications (2)

Publication Number Publication Date
IT7830132A0 IT7830132A0 (it) 1978-11-24
IT1100376B true IT1100376B (it) 1985-09-28

Family

ID=6025003

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30132/78A IT1100376B (it) 1977-11-30 1978-11-24 Dispositivo di commutazione in riserva di tratte di trasmissione digitali

Country Status (6)

Country Link
JP (1) JPS584503B2 (de)
DE (1) DE2753420C3 (de)
FR (1) FR2410918A1 (de)
GB (1) GB2012526B (de)
IT (1) IT1100376B (de)
NL (1) NL183377C (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5484403A (en) * 1977-12-19 1979-07-05 Hitachi Ltd Double system transmission line switching system
DE2939253A1 (de) * 1979-09-27 1981-04-30 Siemens AG, 1000 Berlin und 8000 München Verfahren zum betrieb von datenuebertragungssysteme
DE3330683A1 (de) * 1983-08-25 1985-03-14 Siemens AG, 1000 Berlin und 8000 München Uebertragungssystem fuer digitale signale hoher schrittgeschwindigkeit mit zusatzsignaluebertragung
US4680776A (en) * 1983-11-11 1987-07-14 Fujitsu Limited Protection switching system for carrier transmission line
DE3526020A1 (de) * 1985-07-20 1987-01-22 Philips Patentverwaltung Einrichtungen zur erzeugung der kennzeichnung von unbeschalteten rbertragungsstrecken eines digitalen rbertragungssystems
US4646286A (en) * 1985-07-30 1987-02-24 Northern Telecom Limited Communications system with protection switching and channel identities
DE3642141A1 (de) * 1986-12-10 1988-06-16 Philips Patentverwaltung Verfahren zur dezentralen netzersatzschaltung
GB8912090D0 (en) * 1989-05-25 1989-07-12 Bicc Plc Data networks
JP3115676B2 (ja) * 1992-02-12 2000-12-11 富士通株式会社 加入者系ディジタル伝送装置の信号方式自動切換え装置及び方法
GB2267415B (en) * 1992-05-19 1996-02-07 Sony Broadcast & Communication Signal switching
US5712603A (en) * 1996-08-09 1998-01-27 Kmw Usa, Inc. Multipole multiposition microwave switch with a common redundancy
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
GB2345422A (en) * 1998-12-31 2000-07-05 Inventec Corp Method for data serial transfer

Also Published As

Publication number Publication date
DE2753420A1 (de) 1979-06-07
JPS54100208A (en) 1979-08-07
FR2410918A1 (fr) 1979-06-29
NL7811771A (nl) 1979-06-01
NL183377B (nl) 1988-05-02
DE2753420B2 (de) 1979-10-04
JPS584503B2 (ja) 1983-01-26
NL183377C (nl) 1988-10-03
DE2753420C3 (de) 1980-06-19
FR2410918B1 (de) 1984-01-20
IT7830132A0 (it) 1978-11-24
GB2012526B (en) 1982-03-10
GB2012526A (en) 1979-07-25

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