SE7802275L - Elektroniskt styrt telefonsystem - Google Patents
Elektroniskt styrt telefonsystemInfo
- Publication number
- SE7802275L SE7802275L SE7802275A SE7802275A SE7802275L SE 7802275 L SE7802275 L SE 7802275L SE 7802275 A SE7802275 A SE 7802275A SE 7802275 A SE7802275 A SE 7802275A SE 7802275 L SE7802275 L SE 7802275L
- Authority
- SE
- Sweden
- Prior art keywords
- electronically controlled
- phone system
- controlled phone
- electronically
- phone
- Prior art date
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
- H04Q3/54541—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 using multi-processor systems
- H04Q3/5455—Multi-processor, parallelism, distributed systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/773,311 US4105873A (en) | 1977-03-01 | 1977-03-01 | Electronic telephone switching system comprising a speech path switching matrix and tone-connecting switching matrix and employing electronic crosspoint switches |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7802275L true SE7802275L (sv) | 1978-09-02 |
Family
ID=25097838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7802275A SE7802275L (sv) | 1977-03-01 | 1978-02-28 | Elektroniskt styrt telefonsystem |
Country Status (10)
Country | Link |
---|---|
US (1) | US4105873A (fr) |
JP (1) | JPS53117917A (fr) |
CA (1) | CA1106949A (fr) |
CH (1) | CH626212A5 (fr) |
DE (1) | DE2743623C3 (fr) |
FR (1) | FR2382816B1 (fr) |
GB (1) | GB1594391A (fr) |
IT (1) | IT1092822B (fr) |
NL (1) | NL7802198A (fr) |
SE (1) | SE7802275L (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1244541A (fr) * | 1985-11-07 | 1988-11-08 | Gerald Molnar | Systeme de communication a dispositifs de signalisation unidirectionnels distincts |
US4719413A (en) * | 1986-10-30 | 1988-01-12 | Rca Corporation | RF crosspoint tester |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806658A (en) * | 1972-10-30 | 1974-04-23 | Bell Telephone Labor Inc | Common controlled equalization system |
-
1977
- 1977-03-01 US US05/773,311 patent/US4105873A/en not_active Expired - Lifetime
- 1977-09-28 DE DE2743623A patent/DE2743623C3/de not_active Expired
-
1978
- 1978-02-16 CH CH169278A patent/CH626212A5/de not_active IP Right Cessation
- 1978-02-24 IT IT20570/78A patent/IT1092822B/it active
- 1978-02-28 NL NL7802198A patent/NL7802198A/xx not_active Application Discontinuation
- 1978-02-28 CA CA297,899A patent/CA1106949A/fr not_active Expired
- 1978-02-28 JP JP2274478A patent/JPS53117917A/ja active Pending
- 1978-02-28 FR FR7805698A patent/FR2382816B1/fr not_active Expired
- 1978-02-28 SE SE7802275A patent/SE7802275L/xx unknown
- 1978-03-01 GB GB8074/78A patent/GB1594391A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1106949A (fr) | 1981-08-11 |
FR2382816B1 (fr) | 1986-11-07 |
DE2743623B2 (de) | 1979-12-06 |
IT1092822B (it) | 1985-07-12 |
JPS53117917A (en) | 1978-10-14 |
FR2382816A1 (fr) | 1978-09-29 |
US4105873A (en) | 1978-08-08 |
DE2743623A1 (de) | 1978-09-07 |
CH626212A5 (fr) | 1981-10-30 |
IT7820570A0 (it) | 1978-02-24 |
NL7802198A (nl) | 1978-09-05 |
DE2743623C3 (de) | 1980-08-14 |
GB1594391A (en) | 1981-07-30 |
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