CA937691A - Centrally controlled telecommunications systems - Google Patents
Centrally controlled telecommunications systemsInfo
- Publication number
- CA937691A CA937691A CA100102A CA100102A CA937691A CA 937691 A CA937691 A CA 937691A CA 100102 A CA100102 A CA 100102A CA 100102 A CA100102 A CA 100102A CA 937691 A CA937691 A CA 937691A
- Authority
- CA
- Canada
- Prior art keywords
- telecommunications systems
- centrally controlled
- controlled telecommunications
- centrally
- systems
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
- H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
- H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691961752 DE1961752B2 (de) | 1969-12-09 | 1969-12-09 | Verfahren und schaltungsanordnung zur ueberwachung von nachrichten-verbindungen auf schlusszeichen in zentralgesteuerten fernmeldeanlagen fuer binaer codierte nachrichten mit raumvielfachdurchschaltung |
Publications (1)
Publication Number | Publication Date |
---|---|
CA937691A true CA937691A (en) | 1973-11-27 |
Family
ID=5753381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA100102A Expired CA937691A (en) | 1969-12-09 | 1970-12-08 | Centrally controlled telecommunications systems |
Country Status (11)
Country | Link |
---|---|
US (1) | US3718782A (xx) |
BE (1) | BE760086A (xx) |
CA (1) | CA937691A (xx) |
CH (1) | CH522343A (xx) |
DE (1) | DE1961752B2 (xx) |
DK (1) | DK141389B (xx) |
FR (1) | FR2073182A5 (xx) |
GB (1) | GB1288737A (xx) |
LU (1) | LU62188A1 (xx) |
NL (1) | NL7017972A (xx) |
SE (1) | SE355713B (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2754404C3 (de) * | 1977-12-07 | 1980-06-12 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Schaltungsanordnung zur zeitlichen Überwachung von Belegungszustanden in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL128450C (xx) * | 1957-11-08 | |||
NL256714A (xx) * | 1959-10-12 | |||
US3105878A (en) * | 1960-05-13 | 1963-10-01 | Gen Dynamics Corp | Time division multiplex telephone switching system having single and multiple party pre-address and priority check circuitry |
BE619969A (nl) * | 1961-07-28 | 1963-01-10 | Bell Telephone Mfg | Werkwijze voor het automatisch ontvangen van impulsen, die via lijnen binnenkomen |
US3258539A (en) * | 1962-08-13 | 1966-06-28 | Itt | Electronic switching telephone system |
-
0
- BE BE760086D patent/BE760086A/xx unknown
-
1969
- 1969-12-09 DE DE19691961752 patent/DE1961752B2/de active Granted
-
1970
- 1970-12-02 US US00094435A patent/US3718782A/en not_active Expired - Lifetime
- 1970-12-07 LU LU62188D patent/LU62188A1/xx unknown
- 1970-12-07 CH CH1804470A patent/CH522343A/de not_active IP Right Cessation
- 1970-12-08 GB GB1288737D patent/GB1288737A/en not_active Expired
- 1970-12-08 DK DK623970AA patent/DK141389B/da unknown
- 1970-12-08 SE SE16590/70A patent/SE355713B/xx unknown
- 1970-12-08 CA CA100102A patent/CA937691A/en not_active Expired
- 1970-12-09 FR FR7044363A patent/FR2073182A5/fr not_active Expired
- 1970-12-09 NL NL7017972A patent/NL7017972A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE1961752A1 (de) | 1971-06-16 |
NL7017972A (xx) | 1971-06-11 |
GB1288737A (xx) | 1972-09-13 |
DK141389B (da) | 1980-03-03 |
BE760086A (fr) | 1971-06-09 |
US3718782A (en) | 1973-02-27 |
FR2073182A5 (fr) | 1971-09-24 |
SE355713B (xx) | 1973-04-30 |
DE1961752B2 (de) | 1972-06-22 |
LU62188A1 (xx) | 1971-08-13 |
DK141389C (xx) | 1980-09-01 |
CH522343A (de) | 1972-06-15 |
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