GB1200154A - Improvements in or relating to centrally controlled exchange systems - Google Patents
Improvements in or relating to centrally controlled exchange systemsInfo
- Publication number
- GB1200154A GB1200154A GB1607269A GB1607269A GB1200154A GB 1200154 A GB1200154 A GB 1200154A GB 1607269 A GB1607269 A GB 1607269A GB 1607269 A GB1607269 A GB 1607269A GB 1200154 A GB1200154 A GB 1200154A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- exchange systems
- centrally controlled
- controlled exchange
- centrally
- 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
- 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)
- Safety Devices In Control Systems (AREA)
- Hardware Redundancy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT312568A AT286375B (de) | 1968-03-29 | 1968-03-29 | Zentralgesteuerte Vermittlungsanlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1200154A true GB1200154A (en) | 1970-07-29 |
Family
ID=3545681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1607269A Expired GB1200154A (en) | 1968-03-29 | 1969-03-27 | Improvements in or relating to centrally controlled exchange systems |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT286375B (de) |
| BE (1) | BE730658A (de) |
| CH (1) | CH488364A (de) |
| DE (1) | DE1803001B2 (de) |
| FR (1) | FR2005034A1 (de) |
| GB (1) | GB1200154A (de) |
| NL (1) | NL6904245A (de) |
| SE (1) | SE337849B (de) |
-
1968
- 1968-03-29 AT AT312568A patent/AT286375B/de active
- 1968-10-14 DE DE19681803001 patent/DE1803001B2/de not_active Withdrawn
-
1969
- 1969-03-19 NL NL6904245A patent/NL6904245A/xx not_active Application Discontinuation
- 1969-03-25 CH CH447469A patent/CH488364A/de not_active IP Right Cessation
- 1969-03-26 FR FR6908926A patent/FR2005034A1/fr not_active Withdrawn
- 1969-03-27 GB GB1607269A patent/GB1200154A/en not_active Expired
- 1969-03-28 BE BE730658D patent/BE730658A/xx unknown
- 1969-03-31 SE SE457469A patent/SE337849B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2005034A1 (de) | 1969-12-05 |
| DE1803001B2 (de) | 1971-04-15 |
| NL6904245A (de) | 1969-10-01 |
| AT286375B (de) | 1970-12-10 |
| DE1803001A1 (de) | 1969-10-16 |
| SE337849B (de) | 1971-08-23 |
| BE730658A (de) | 1969-09-29 |
| CH488364A (de) | 1970-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |