DK141590B - Fejlfindingsarrangement til brug i forbindelse med krydspunktsnetværk. - Google Patents

Fejlfindingsarrangement til brug i forbindelse med krydspunktsnetværk. Download PDF

Info

Publication number
DK141590B
DK141590B DK25668AA DK25668A DK141590B DK 141590 B DK141590 B DK 141590B DK 25668A A DK25668A A DK 25668AA DK 25668 A DK25668 A DK 25668A DK 141590 B DK141590 B DK 141590B
Authority
DK
Denmark
Prior art keywords
marking
relay
voltage
connection
diode
Prior art date
Application number
DK25668AA
Other languages
Danish (da)
English (en)
Other versions
DK141590C (fr
Inventor
Hans Helmut Adelaar
Jan Van Goethem
Marcel Arthur Van Brussel
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of DK141590B publication Critical patent/DK141590B/da
Application granted granted Critical
Publication of DK141590C publication Critical patent/DK141590C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Lubricants (AREA)
DK25668AA 1967-01-23 1968-01-24 Fejlfindingsarrangement til brug i forbindelse med krydspunktsnetværk. DK141590B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6701055 1967-01-23
NL6701055A NL6701055A (fr) 1967-01-23 1967-01-23

Publications (2)

Publication Number Publication Date
DK141590B true DK141590B (da) 1980-04-28
DK141590C DK141590C (fr) 1980-10-06

Family

ID=19799089

Family Applications (1)

Application Number Title Priority Date Filing Date
DK25668AA DK141590B (da) 1967-01-23 1968-01-24 Fejlfindingsarrangement til brug i forbindelse med krydspunktsnetværk.

Country Status (14)

Country Link
US (1) US3532976A (fr)
AT (1) AT296396B (fr)
BE (1) BE709718A (fr)
CH (1) CH477789A (fr)
DE (1) DE1562121B2 (fr)
DK (1) DK141590B (fr)
ES (1) ES349621A1 (fr)
FI (1) FI53642C (fr)
FR (1) FR1565457A (fr)
GB (1) GB1147572A (fr)
IE (1) IE31817B1 (fr)
NL (1) NL6701055A (fr)
NO (1) NO129068B (fr)
SE (1) SE368314B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6701052A (fr) * 1967-01-23 1968-07-24
US3731275A (en) * 1971-09-03 1973-05-01 Stromberg Carlson Corp Digital switching network
JPS54111706A (en) * 1978-02-22 1979-09-01 Hitachi Ltd Coordinate selector
US8687325B2 (en) * 2008-09-11 2014-04-01 General Electric Company Micro-electromechanical switch protection in series parallel topology

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978641A (en) * 1956-10-31 1961-04-04 Siemens And Halske Ag Berlin A Circuit ambiguity testing apparatus
US3084326A (en) * 1958-12-01 1963-04-02 Transitron Electronic Corp Means for measuring and testing components
US3200392A (en) * 1960-12-02 1965-08-10 Ite Circuit Breaker Ltd Counting circuit for counting cell railures in a rectifier system
FR1283363A (fr) * 1960-12-22 1962-02-02 Dispositif permettant de transmettre à distance un grand nombre d'informations par appel codé d'une grandeur dont la donnée a été préalablement affichée sur un panneau
DE1191430B (de) * 1964-02-29 1965-04-22 Telefunken Patent Schaltungsanordnung zum Pruefen von Schaltkreisen und/oder Leitungen auf ihren Belegungszustand, in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen

Also Published As

Publication number Publication date
FI53642C (fi) 1978-06-12
FR1565457A (fr) 1969-05-02
NL6701055A (fr) 1968-07-24
CH477789A (de) 1969-08-31
US3532976A (en) 1970-10-06
DE1562121A1 (de) 1970-02-19
BE709718A (fr) 1968-07-23
DK141590C (fr) 1980-10-06
ES349621A1 (es) 1969-04-01
IE31817B1 (en) 1973-01-10
NO129068B (fr) 1974-02-18
FI53642B (fr) 1978-02-28
AT296396B (de) 1972-02-10
SE368314B (fr) 1974-06-24
IE31817L (en) 1968-07-23
GB1147572A (en) 1969-04-02
DE1562121B2 (de) 1973-04-26

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