IT8020254A0 - Connessione degli utenti in una disposizione circuitale atta acentrale telefonica a divisione di rilevare il corretto funzionamento tempo. della rete preposta alla - Google Patents
Connessione degli utenti in una disposizione circuitale atta acentrale telefonica a divisione di rilevare il corretto funzionamento tempo. della rete preposta allaInfo
- Publication number
- IT8020254A0 IT8020254A0 IT8020254A IT2025480A IT8020254A0 IT 8020254 A0 IT8020254 A0 IT 8020254A0 IT 8020254 A IT8020254 A IT 8020254A IT 2025480 A IT2025480 A IT 2025480A IT 8020254 A0 IT8020254 A0 IT 8020254A0
- Authority
- IT
- Italy
- Prior art keywords
- acentral
- users
- detect
- connection
- operation time
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
- H04M3/244—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
- H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
- H04M3/302—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs
- H04M3/303—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop using modulation techniques for copper pairs and using PCM multiplexers, e.g. pair gain systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8020254A IT8020254A0 (it) | 1980-02-29 | 1980-02-29 | Connessione degli utenti in una disposizione circuitale atta acentrale telefonica a divisione di rilevare il corretto funzionamento tempo. della rete preposta alla |
SE8100702A SE8100702L (sv) | 1980-02-29 | 1981-01-30 | Kopplingsanordning for att kontrollera rett drift av ett net for anslutning av abonnenter i en med tidsuppdelning arbetande telefonvexel |
AR284255A AR226342A1 (es) | 1980-02-29 | 1981-02-09 | Disposicion circuital para relevar el correcto funcionamiento de la red de conexion de los usuarios en una central telefonica a division de tiempo en tecnica pam |
DE19813105960 DE3105960A1 (de) | 1980-02-29 | 1981-02-18 | "schaltungsanordnung zum pruefen der verbindungsanordnung in einem zeitmultiplex-fernsprechvermittlungssystem" |
FR8103258A FR2488468A1 (fr) | 1980-02-29 | 1981-02-19 | Disposition de circuit apte a relever le fonctionnement correct d'un reseau prepose a la connexion des usagers dans un central telephonique a division de temps |
BR8101064A BR8101064A (pt) | 1980-02-29 | 1981-02-23 | Dispositivo de circuito,capaz de verificar o funcionamento correto da rede destinada a conexao dos assinantes em uma central telefonica de comutacao com divisao de tempo |
ES499786A ES499786A0 (es) | 1980-02-29 | 1981-02-25 | Perfeccionamientos en las disposiciones circuitales para de-tectar el correcto funcionamiento de una red telefonica |
PT72585A PT72585B (fr) | 1980-02-29 | 1981-02-27 | Circuits propres pour detecter le correct fonctionnement du re-seau destine a la liaison des soubscripteurs dans une centrale par division du temps |
GB8106469A GB2070893A (en) | 1980-02-29 | 1981-03-02 | Improvements in or relating to circuit arrangements for checking subscriber connection networks of time division telephone exchanges |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8020254A IT8020254A0 (it) | 1980-02-29 | 1980-02-29 | Connessione degli utenti in una disposizione circuitale atta acentrale telefonica a divisione di rilevare il corretto funzionamento tempo. della rete preposta alla |
Publications (1)
Publication Number | Publication Date |
---|---|
IT8020254A0 true IT8020254A0 (it) | 1980-02-29 |
Family
ID=11165180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8020254A IT8020254A0 (it) | 1980-02-29 | 1980-02-29 | Connessione degli utenti in una disposizione circuitale atta acentrale telefonica a divisione di rilevare il corretto funzionamento tempo. della rete preposta alla |
Country Status (9)
Country | Link |
---|---|
AR (1) | AR226342A1 (it) |
BR (1) | BR8101064A (it) |
DE (1) | DE3105960A1 (it) |
ES (1) | ES499786A0 (it) |
FR (1) | FR2488468A1 (it) |
GB (1) | GB2070893A (it) |
IT (1) | IT8020254A0 (it) |
PT (1) | PT72585B (it) |
SE (1) | SE8100702L (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3245006C2 (de) * | 1982-12-06 | 1986-08-14 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Prüfung von Koppelfeldwegen in vierdrähtig zeitmultiplex durchschaltenden Fernmelde-, insbesondere Fernsprechvermittlungsanlagen |
DE3307347A1 (de) * | 1983-03-02 | 1984-09-06 | Siemens AG, 1000 Berlin und 8000 München | Schaltunganordnung fuer pcm-fernmeldevermittlungsanlagen mit pruefeinrichtungen zur funktionspruefung durchgeschalteter verbindungen |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2026141A1 (it) * | 1968-12-14 | 1970-09-11 | Sits Soc It Telecom Siemens | |
BE759380A (fr) * | 1969-11-26 | 1971-05-25 | Int Standard Electric Corp | Simulateur d'appels telephoniques |
JPS554187A (en) * | 1978-06-26 | 1980-01-12 | Fujitsu Ltd | Test system |
-
1980
- 1980-02-29 IT IT8020254A patent/IT8020254A0/it unknown
-
1981
- 1981-01-30 SE SE8100702A patent/SE8100702L/ not_active Application Discontinuation
- 1981-02-09 AR AR284255A patent/AR226342A1/es active
- 1981-02-18 DE DE19813105960 patent/DE3105960A1/de not_active Withdrawn
- 1981-02-19 FR FR8103258A patent/FR2488468A1/fr not_active Withdrawn
- 1981-02-23 BR BR8101064A patent/BR8101064A/pt unknown
- 1981-02-25 ES ES499786A patent/ES499786A0/es active Granted
- 1981-02-27 PT PT72585A patent/PT72585B/pt unknown
- 1981-03-02 GB GB8106469A patent/GB2070893A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
PT72585A (fr) | 1981-03-01 |
FR2488468A1 (fr) | 1982-02-12 |
SE8100702L (sv) | 1981-08-30 |
DE3105960A1 (de) | 1981-12-10 |
BR8101064A (pt) | 1981-09-01 |
GB2070893A (en) | 1981-09-09 |
ES8202223A1 (es) | 1982-02-01 |
PT72585B (fr) | 1982-03-12 |
ES499786A0 (es) | 1982-02-01 |
AR226342A1 (es) | 1982-06-30 |
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