[go: up one dir, main page]

NO180029C - Fremgangsmåte og anordning for detektering og lokalisering av feil eller mangler i en digital svitsj - Google Patents

Fremgangsmåte og anordning for detektering og lokalisering av feil eller mangler i en digital svitsj

Info

Publication number
NO180029C
NO180029C NO910262A NO910262A NO180029C NO 180029 C NO180029 C NO 180029C NO 910262 A NO910262 A NO 910262A NO 910262 A NO910262 A NO 910262A NO 180029 C NO180029 C NO 180029C
Authority
NO
Norway
Prior art keywords
defects
detecting
digital switch
locating faults
faults
Prior art date
Application number
NO910262A
Other languages
English (en)
Norwegian (no)
Other versions
NO180029B (no
NO910262L (no
NO910262D0 (no
Inventor
Jan Anders Bergkvist
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 NO910262L publication Critical patent/NO910262L/no
Publication of NO910262D0 publication Critical patent/NO910262D0/no
Publication of NO180029B publication Critical patent/NO180029B/no
Publication of NO180029C publication Critical patent/NO180029C/no

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)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Switch Cases, Indication, And Locking (AREA)
NO910262A 1989-06-16 1991-01-23 Fremgangsmåte og anordning for detektering og lokalisering av feil eller mangler i en digital svitsj NO180029C (no)

Applications Claiming Priority (2)

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
PCT/SE1990/000291 WO1990016132A1 (fr) 1989-06-16 1990-05-03 Procede et agencement de detection et de localisation d'erreurs ou d'anomalies dans une unite multi-plans incorporee dans une minuterie numerique

Publications (4)

Publication Number Publication Date
NO910262L NO910262L (no) 1991-01-23
NO910262D0 NO910262D0 (no) 1991-01-23
NO180029B NO180029B (no) 1996-10-21
NO180029C true NO180029C (no) 1997-01-29

Family

ID=20376308

Family Applications (1)

Application Number Title Priority Date Filing Date
NO910262A NO180029C (no) 1989-06-16 1991-01-23 Fremgangsmåte og anordning for detektering og lokalisering av feil eller mangler i en digital svitsj

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
NO180029B (no) 1996-10-21
EP0403451A1 (fr) 1990-12-19
EG19738A (en) 1996-01-31
AU5924090A (en) 1991-01-08
DE69011590D1 (de) 1994-09-22
WO1990016132A1 (fr) 1990-12-27
IE902086A1 (en) 1991-01-02
BR9006801A (pt) 1991-08-06
KR920702086A (ko) 1992-08-12
DK0403451T3 (da) 1994-10-24
SE8902192D0 (sv) 1989-06-16
NO910262L (no) 1991-01-23
SE8902192L (sv) 1990-12-17
AU629371B2 (en) 1992-10-01
NO910262D0 (no) 1991-01-23
MX174565B (es) 1994-05-26
FI910141A0 (fi) 1991-01-10
MA21875A1 (fr) 1990-12-31
SE463900B (sv) 1991-02-04
CA2032522A1 (fr) 1990-12-17
CA2032522C (fr) 1999-03-30
IE64837B1 (en) 1995-09-06
FI97592B (sv) 1996-09-30
KR970009701B1 (ko) 1997-06-17
JPH04501197A (ja) 1992-02-27
FI97592C (sv) 1997-01-10
EP0403451B1 (fr) 1994-08-17
TR25982A (tr) 1993-11-01
DE69011590T2 (de) 1994-12-08
IE902086L (en) 1990-12-16
ES2058877T3 (es) 1994-11-01

Similar Documents

Publication Publication Date Title
GB2192993B (en) Apparatus and method for non-destructive testing
NO162580C (no) Fremgangsmaate og apparat for utfoerelse av maalinger og/eller operasjoner i en broenn.
GR890100512A (en) Method and apparatus for diagnosing faults
DK550784D0 (da) Fremgangsmaade og apparat til detektering af revner i halvledende eller ledende materiale
EP0028774A3 (en) Method and apparatus for inspecting defects in a periodic pattern
GB2228088B (en) Method and apparatus for detecting cracks in bearings
KR870006621A (ko) 패턴 결함검출방법 및 그 장치
DK334382A (da) Fremgangsmaade og apparat til detektering af fejl i genstande
KR880700267A (ko) 와전류로서 표면상의 결함을 검출하는 방법과 이 방법을 수행하는 장치
DK337288D0 (da) Fremgangsmaade samt apparat til maaling af deformationer i et proeveemne
AU5451890A (en) Method and apparatus for detecting defects in pneumatic tire
KR0131919B1 (en) Method and apparatus for detecting defects at high speeds
EP0289615A4 (en) Surface defect inspection method and surface defect inspection apparatus
GB2141365B (en) Method and apparatus for performing workpiece inspection with a probe
EP0406030A3 (en) Inspection apparatus and method for detecting flaws on a diffractive surface
GB1549492A (en) Method and apparatus for detecting foreign matter
GB9106935D0 (en) Method of and apparatus for detecting defects and different-hardness portions in an object
GB8916423D0 (en) Method and apparatus for non-destructive testing
NO882870L (no) Fremgangsmaate og anordning for maaling av deformasjon i enproeve.
EP0489513A3 (en) Apparatus and method for detecting and measuring contaminants
IT1178298B (it) Apparecchio e metodo per rilevare un guasto in un raddrizzatore rotante
GB2266774B (en) An apparatus and method for detecting defects in an article
GB2285129B (en) Ultrasonic defect testing method and apparatus
GB8815826D0 (en) Method & apparatus for detecting cracks
DE3469204D1 (en) Method and apparatus for selectively illuminating a particular blade in a turbomachine