IE40820B1 - A telecommunications exchange having a line signalling busexternal to its switching network - Google Patents
A telecommunications exchange having a line signalling busexternal to its switching networkInfo
- Publication number
- IE40820B1 IE40820B1 IE486/75A IE48675A IE40820B1 IE 40820 B1 IE40820 B1 IE 40820B1 IE 486/75 A IE486/75 A IE 486/75A IE 48675 A IE48675 A IE 48675A IE 40820 B1 IE40820 B1 IE 40820B1
- Authority
- IE
- Ireland
- Prior art keywords
- circuit
- calling
- junctors
- processor
- unit
- Prior art date
Links
- 230000011664 signaling Effects 0.000 title abstract 4
- 239000004020 conductor Substances 0.000 abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Exchange Systems With Centralized Control (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7407793A FR2263655B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-07 | 1974-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE40820L IE40820L (en) | 1975-09-07 |
| IE40820B1 true IE40820B1 (en) | 1979-08-29 |
Family
ID=9135978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE486/75A IE40820B1 (en) | 1974-03-07 | 1975-03-06 | A telecommunications exchange having a line signalling busexternal to its switching network |
Country Status (9)
-
1974
- 1974-03-07 FR FR7407793A patent/FR2263655B1/fr not_active Expired
-
1975
- 1975-02-11 CH CH163575A patent/CH592993A5/xx not_active IP Right Cessation
- 1975-02-11 BE BE153246A patent/BE825401A/xx unknown
- 1975-02-25 IT IT20614/75A patent/IT1033155B/it active
- 1975-02-28 GB GB8408/75A patent/GB1501291A/en not_active Expired
- 1975-03-05 SE SE7502447A patent/SE7502447L/xx unknown
- 1975-03-05 DE DE19752509580 patent/DE2509580A1/de not_active Withdrawn
- 1975-03-06 IE IE486/75A patent/IE40820B1/xx unknown
- 1975-03-06 NL NL7502697A patent/NL7502697A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1033155B (it) | 1979-07-10 |
| FR2263655A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-10-03 |
| SE7502447L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-09-08 |
| IE40820L (en) | 1975-09-07 |
| BE825401A (fr) | 1975-08-11 |
| FR2263655B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-02-13 |
| NL7502697A (nl) | 1975-09-09 |
| DE2509580A1 (de) | 1975-09-11 |
| GB1501291A (en) | 1978-02-15 |
| CH592993A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-11-15 |
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