AT310259B - Circuit arrangement with a multi-stage switching network in which electrical faults can be detected - Google Patents
Circuit arrangement with a multi-stage switching network in which electrical faults can be detectedInfo
- Publication number
- AT310259B AT310259B AT471670A AT471670A AT310259B AT 310259 B AT310259 B AT 310259B AT 471670 A AT471670 A AT 471670A AT 471670 A AT471670 A AT 471670A AT 310259 B AT310259 B AT 310259B
- Authority
- AT
- Austria
- Prior art keywords
- detected
- circuit arrangement
- switching network
- stage switching
- electrical faults
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691927007 DE1927007C (en) | 1969-05-28 | Method for determining electrical faults in a multi-stage switching network, in particular in a telephone exchange |
Publications (1)
Publication Number | Publication Date |
---|---|
AT310259B true AT310259B (en) | 1973-09-25 |
Family
ID=5735333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT471670A AT310259B (en) | 1969-05-28 | 1970-05-26 | Circuit arrangement with a multi-stage switching network in which electrical faults can be detected |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT310259B (en) |
BE (1) | BE751095A (en) |
CH (1) | CH521072A (en) |
FR (1) | FR2048686A5 (en) |
GB (1) | GB1284354A (en) |
LU (1) | LU60989A1 (en) |
NL (1) | NL7007216A (en) |
SE (1) | SE366451B (en) |
-
1970
- 1970-05-19 NL NL7007216A patent/NL7007216A/xx unknown
- 1970-05-22 FR FR7018722A patent/FR2048686A5/fr not_active Expired
- 1970-05-26 AT AT471670A patent/AT310259B/en not_active IP Right Cessation
- 1970-05-26 LU LU60989D patent/LU60989A1/xx unknown
- 1970-05-26 CH CH780470A patent/CH521072A/en not_active IP Right Cessation
- 1970-05-27 GB GB2540370A patent/GB1284354A/en not_active Expired
- 1970-05-28 BE BE751095D patent/BE751095A/en unknown
- 1970-05-28 SE SE740970A patent/SE366451B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE366451B (en) | 1974-04-22 |
BE751095A (en) | 1970-11-30 |
CH521072A (en) | 1972-03-31 |
DE1927007A1 (en) | 1970-12-10 |
NL7007216A (en) | 1970-12-01 |
FR2048686A5 (en) | 1971-03-19 |
LU60989A1 (en) | 1970-07-28 |
GB1284354A (en) | 1972-08-09 |
DE1927007B2 (en) | 1972-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |