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MA21875A1 - Procede et agencement pour detecter et localiser des erreurs ou des defauts dans une unite a plans multiples incorporee dans un commutateur de temps numerique . - Google Patents

Procede et agencement pour detecter et localiser des erreurs ou des defauts dans une unite a plans multiples incorporee dans un commutateur de temps numerique .

Info

Publication number
MA21875A1
MA21875A1 MA22144A MA22144A MA21875A1 MA 21875 A1 MA21875 A1 MA 21875A1 MA 22144 A MA22144 A MA 22144A MA 22144 A MA22144 A MA 22144A MA 21875 A1 MA21875 A1 MA 21875A1
Authority
MA
Morocco
Prior art keywords
faults
detecting
arrangement
time switch
digital time
Prior art date
Application number
MA22144A
Other languages
English (en)
Inventor
Sandstroms A
A Bergkvist J
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MA21875A1 publication Critical patent/MA21875A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H04Q1/22—Automatic arrangements
    • H04Q1/24—Automatic arrangements for connection devices
    • H04Q1/245—Automatic arrangements for connection devices in time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • H04Q1/22—Automatic arrangements
    • H04Q1/24—Automatic arrangements for connection devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Emergency Protection Circuit Devices (AREA)
MA22144A 1989-06-16 1990-06-13 Procede et agencement pour detecter et localiser des erreurs ou des defauts dans une unite a plans multiples incorporee dans un commutateur de temps numerique . MA21875A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8902192A SE463900B (sv) 1989-06-16 1989-06-16 Foerfarande och anordning vid en flerplansenhet i en digital tidsvaeljare foer att detektera och lokalisera fel

Publications (1)

Publication Number Publication Date
MA21875A1 true MA21875A1 (fr) 1990-12-31

Family

ID=20376308

Family Applications (1)

Application Number Title Priority Date Filing Date
MA22144A MA21875A1 (fr) 1989-06-16 1990-06-13 Procede et agencement pour detecter et localiser des erreurs ou des defauts dans une unite a plans multiples incorporee dans un commutateur de temps numerique .

Country Status (18)

Country Link
EP (1) EP0403451B1 (fr)
JP (1) JPH04501197A (fr)
KR (1) KR970009701B1 (fr)
AU (1) AU629371B2 (fr)
BR (1) BR9006801A (fr)
CA (1) CA2032522C (fr)
DE (1) DE69011590T2 (fr)
DK (1) DK0403451T3 (fr)
EG (1) EG19738A (fr)
ES (1) ES2058877T3 (fr)
FI (1) FI97592C (fr)
IE (1) IE64837B1 (fr)
MA (1) MA21875A1 (fr)
MX (1) MX174565B (fr)
NO (1) NO180029C (fr)
SE (1) SE463900B (fr)
TR (1) TR25982A (fr)
WO (1) WO1990016132A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5233328A (en) * 1990-09-17 1993-08-03 Fmc Corporation Method for processing compacted data
DE4132552C1 (fr) * 1991-09-30 1992-11-12 Siemens Ag, 8000 Muenchen, De
US5937032A (en) * 1995-11-29 1999-08-10 Telefonaktiebolaget L M Testing method and apparatus for verifying correct connection of curcuit elements

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA781245B (en) * 1977-03-29 1979-02-28 Standard Telephones Cables Ltd Improvements in or relating to telecommunication switching systems
JPS545416A (en) * 1977-06-14 1979-01-16 Fuji Electric Co Ltd Data check system by crc
FR2399162A1 (fr) * 1977-07-29 1979-02-23 Telecommunications Sa Procede de localisation de fautes pour repartiteur de voies de donnees et son dispositif de mise en oeuvre
US4345324A (en) * 1980-07-09 1982-08-17 Christian Rovsing A/S Process and system for error detection in a computer-controlled telephone exchange
JPS5768944A (en) * 1980-10-17 1982-04-27 Fujitsu Ltd Crc operating system
US4345234A (en) * 1980-12-15 1982-08-17 Deere & Company Multiple element thermal actuator
DE3334765A1 (de) * 1983-09-26 1985-04-11 Siemens AG, 1000 Berlin und 8000 München Pruefungseinrichtung zur fehlererkennung bei gedoppelten schaltungen, insbesondere prozessoren eines fernsprechvermittlungssystems
US4817094A (en) * 1986-12-31 1989-03-28 International Business Machines Corporation Fault tolerant switch with selectable operating modes
AU610327B2 (en) * 1987-12-18 1991-05-16 Telefonaktiebolaget Lm Ericsson (Publ) An error correction method in a switch and a switch provided with error correction means

Also Published As

Publication number Publication date
MX174565B (es) 1994-05-26
DK0403451T3 (da) 1994-10-24
IE902086A1 (en) 1991-01-02
CA2032522A1 (fr) 1990-12-17
DE69011590T2 (de) 1994-12-08
DE69011590D1 (de) 1994-09-22
JPH04501197A (ja) 1992-02-27
EP0403451A1 (fr) 1990-12-19
FI97592B (sv) 1996-09-30
TR25982A (tr) 1993-11-01
EP0403451B1 (fr) 1994-08-17
SE8902192D0 (sv) 1989-06-16
NO180029B (no) 1996-10-21
NO910262L (no) 1991-01-23
CA2032522C (fr) 1999-03-30
FI910141A0 (fi) 1991-01-10
EG19738A (en) 1996-01-31
KR970009701B1 (ko) 1997-06-17
WO1990016132A1 (fr) 1990-12-27
BR9006801A (pt) 1991-08-06
KR920702086A (ko) 1992-08-12
NO910262D0 (no) 1991-01-23
AU629371B2 (en) 1992-10-01
SE463900B (sv) 1991-02-04
FI97592C (sv) 1997-01-10
AU5924090A (en) 1991-01-08
IE64837B1 (en) 1995-09-06
NO180029C (no) 1997-01-29
SE8902192L (sv) 1990-12-17
IE902086L (en) 1990-12-16
ES2058877T3 (es) 1994-11-01

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