GB1495341A - Telecommunications exchange systems - Google Patents
Telecommunications exchange systemsInfo
- Publication number
- GB1495341A GB1495341A GB984175A GB984175A GB1495341A GB 1495341 A GB1495341 A GB 1495341A GB 984175 A GB984175 A GB 984175A GB 984175 A GB984175 A GB 984175A GB 1495341 A GB1495341 A GB 1495341A
- Authority
- GB
- United Kingdom
- Prior art keywords
- exchange
- exchanges
- channel
- channels
- coupled
- 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
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000002950 deficient Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742413740 DE2413740C2 (de) | 1974-03-21 | Schaltungsanordnung für Fernmeldevermittlungsnetze, insbesondere Fernsprechvermittlungsnetze, mit Datenübertragungseinrichtungen für den Austausch von Steuerinformationen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1495341A true GB1495341A (en) | 1977-12-14 |
Family
ID=5910802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB984175A Expired GB1495341A (en) | 1974-03-21 | 1975-03-10 | Telecommunications exchange systems |
Country Status (6)
-
1975
- 1975-03-10 GB GB984175A patent/GB1495341A/en not_active Expired
- 1975-03-14 NL NL7503095A patent/NL170077C/xx not_active IP Right Cessation
- 1975-03-17 FR FR7508227A patent/FR2265238B1/fr not_active Expired
- 1975-03-18 IT IT2135975A patent/IT1034360B/it active
- 1975-03-20 DK DK115475A patent/DK141350C/da not_active IP Right Cessation
- 1975-03-21 BE BE154594A patent/BE826991A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7503095A (nl) | 1975-09-23 |
| NL170077B (nl) | 1982-04-16 |
| DK141350B (da) | 1980-02-25 |
| DE2413740A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-07-03 |
| FR2265238B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-03-20 |
| DK115475A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-09-22 |
| BE826991A (fr) | 1975-09-22 |
| NL170077C (nl) | 1982-09-16 |
| FR2265238A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-10-17 |
| DE2413740B1 (de) | 1975-07-03 |
| DK141350C (da) | 1980-08-18 |
| IT1034360B (it) | 1979-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |