CH354809A - Einrichtung für ein selbsttätiges Telephoniesystem - Google Patents
Einrichtung für ein selbsttätiges TelephoniesystemInfo
- Publication number
- CH354809A CH354809A CH354809DA CH354809A CH 354809 A CH354809 A CH 354809A CH 354809D A CH354809D A CH 354809DA CH 354809 A CH354809 A CH 354809A
- Authority
- CH
- Switzerland
- Prior art keywords
- telephony system
- automatic telephony
- automatic
- telephony
- 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
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Electronic Switches (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL354809X | 1956-08-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH354809A true CH354809A (de) | 1961-06-15 |
Family
ID=19785175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH354809D CH354809A (de) | 1956-08-16 | 1957-08-14 | Einrichtung für ein selbsttätiges Telephoniesystem |
Country Status (7)
Country | Link |
---|---|
US (1) | US3020353A (de) |
BE (1) | BE560118A (de) |
CH (1) | CH354809A (de) |
DE (1) | DE1034221B (de) |
FR (1) | FR1192946A (de) |
GB (1) | GB849873A (de) |
NL (1) | NL98962C (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL232027A (de) * | 1958-10-07 | |||
GB910458A (en) * | 1959-10-02 | 1962-11-14 | Standard Telephones Cables Ltd | Improvements in or relating to automatic telecommunication exchanges |
GB945373A (en) * | 1960-09-02 | 1963-12-23 | Ass Elect Ind | Improvements relating to static switching arrangements of the cross-point type |
BE625909A (de) * | 1961-12-12 | |||
NL281507A (de) * | 1962-07-27 | |||
US3349186A (en) * | 1963-12-26 | 1967-10-24 | Itt | Electronically controlled glass reed switching network |
US3389228A (en) * | 1965-03-31 | 1968-06-18 | Sylvania Electric Prod | Controlled latching semiconductor switch and switching network |
DE1267268B (de) * | 1966-01-14 | 1968-05-02 | Siemens Ag | Koppelfeld mit elektronischer Durchschaltung fuer Fernmeldevermittlungsanlagen |
HU183988B (en) * | 1982-07-01 | 1984-06-28 | Bhg Hiradastech Vallalat | Single-step or multi-step switching field consisting switching matrices for switching apparatuses controlled by stored program preferably for telephone stations |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE504685A (de) * | 1950-08-08 | |||
US2769865A (en) * | 1951-02-20 | 1956-11-06 | Automatic Elect Lab | Electronic telephone systems |
US2763722A (en) * | 1952-05-05 | 1956-09-18 | Hartford Nat Bank & Trust Co | Busy tone circuit for automatic telephone systems |
US2876285A (en) * | 1953-02-02 | 1959-03-03 | Bell Telephone Labor Inc | Transistor switching network for communication system |
NL103264C (de) * | 1955-03-25 | |||
US2857470A (en) * | 1956-05-02 | 1958-10-21 | Gen Telephone Lab Inc | Transistor line identifier |
-
0
- NL NL98962D patent/NL98962C/xx active
- BE BE560118D patent/BE560118A/xx unknown
-
1957
- 1957-07-23 US US673642A patent/US3020353A/en not_active Expired - Lifetime
- 1957-08-13 GB GB25533/57A patent/GB849873A/en not_active Expired
- 1957-08-13 DE DEN14008A patent/DE1034221B/de active Pending
- 1957-08-14 FR FR1192946D patent/FR1192946A/fr not_active Expired
- 1957-08-14 CH CH354809D patent/CH354809A/de unknown
Also Published As
Publication number | Publication date |
---|---|
DE1034221B (de) | 1958-07-17 |
FR1192946A (fr) | 1959-10-29 |
BE560118A (de) | |
GB849873A (en) | 1960-09-28 |
NL98962C (de) | |
US3020353A (en) | 1962-02-06 |
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