SE7413227L - - Google Patents
Info
- Publication number
- SE7413227L SE7413227L SE7413227A SE7413227A SE7413227L SE 7413227 L SE7413227 L SE 7413227L SE 7413227 A SE7413227 A SE 7413227A SE 7413227 A SE7413227 A SE 7413227A SE 7413227 L SE7413227 L SE 7413227L
- Authority
- SE
- Sweden
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Exchange Systems With Centralized Control (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT70090/73A IT1004617B (it) | 1973-10-22 | 1973-10-22 | Ricevitore di segnali telefonici per centrali di commutazione elettroniche a logica centralizza ta |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7413227L true SE7413227L (it) | 1975-04-23 |
| SE394568B SE394568B (sv) | 1977-06-27 |
Family
ID=11313420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7413227A SE394568B (sv) | 1973-10-22 | 1974-10-21 | Anordning for mottagning och identifiering av samplade signaler i en elektronisk vexel med centraliserade logiska kretsar |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3958086A (it) |
| IT (1) | IT1004617B (it) |
| SE (1) | SE394568B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2287155B (en) * | 1994-02-23 | 1998-08-12 | Motorola Inc | Telecommunications device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3710028A (en) * | 1970-11-10 | 1973-01-09 | Gte Automatic Electric Lab Inc | Detector for digitally transmitted multifrequency tones as utilized for signaling in a pulse code modulated telephone system |
| NL7101468A (it) * | 1971-02-04 | 1972-08-08 | ||
| NL7110444A (it) * | 1971-07-29 | 1973-01-31 | Philips Nv | |
| SE354764B (it) * | 1972-05-18 | 1973-03-19 | Ericsson Telefon Ab L M | |
| US3870826A (en) * | 1973-12-21 | 1975-03-11 | Bell Telephone Labor Inc | Tone control system for a time division switching system |
-
1973
- 1973-10-22 IT IT70090/73A patent/IT1004617B/it active
-
1974
- 1974-10-21 SE SE7413227A patent/SE394568B/xx unknown
- 1974-10-22 US US05/517,017 patent/US3958086A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE394568B (sv) | 1977-06-27 |
| US3958086A (en) | 1976-05-18 |
| DE2450099B2 (de) | 1976-04-08 |
| DE2450099A1 (de) | 1975-04-30 |
| IT1004617B (it) | 1976-07-20 |