BE801777A - Matrice de commutation a points de croisement electroniques - Google Patents
Matrice de commutation a points de croisement electroniquesInfo
- Publication number
- BE801777A BE801777A BE2052889A BE2052889A BE801777A BE 801777 A BE801777 A BE 801777A BE 2052889 A BE2052889 A BE 2052889A BE 2052889 A BE2052889 A BE 2052889A BE 801777 A BE801777 A BE 801777A
- Authority
- BE
- Belgium
- Prior art keywords
- switching matrix
- crosspoint switching
- electronic crosspoint
- electronic
- matrix
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
-
- 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)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Electronic Switches (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26456772A | 1972-06-20 | 1972-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE801777A true BE801777A (fr) | 1974-01-02 |
Family
ID=23006636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2052889A BE801777A (fr) | 1972-06-20 | 1973-07-02 | Matrice de commutation a points de croisement electroniques |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3801749A (xx) |
| JP (1) | JPS4976407A (xx) |
| BE (1) | BE801777A (xx) |
| CA (1) | CA988619A (xx) |
| CH (1) | CH570091A5 (xx) |
| DE (1) | DE2330973A1 (xx) |
| ES (1) | ES416059A1 (xx) |
| FR (1) | FR2189945B1 (xx) |
| GB (1) | GB1415761A (xx) |
| IT (1) | IT989164B (xx) |
| NL (1) | NL7308598A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199408A (xx) * | 1975-02-28 | 1976-09-02 | Hitachi Ltd | |
| US3995122A (en) * | 1975-05-27 | 1976-11-30 | Wescom, Inc. | End mark controlled switching system and method |
| DE2720081C2 (de) * | 1976-05-14 | 1983-04-21 | International Standard Electric Corp., 10022 New York, N.Y. | Schaltungsanordnung für die Signalisierung in Fernmelde-, insbesondere Fernsprechanlagen |
| US4371753A (en) * | 1976-12-21 | 1983-02-01 | Graf Ronald E | Miniature fluid-controlled switch |
| FR2396484A1 (fr) * | 1977-06-30 | 1979-01-26 | Telic | Matrice de commutation a thyristors |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE623647A (xx) * | 1960-03-23 | 1900-01-01 | ||
| GB1167397A (en) * | 1967-07-21 | 1969-10-15 | Telephone Mfg Co Ltd | Improvements in or relating to Control Means for Transistor Switching Circuits |
| US3546394A (en) * | 1967-12-05 | 1970-12-08 | Itt | Electronic switching telephone system using mos devices |
| US3694812A (en) * | 1971-08-20 | 1972-09-26 | Nippon Electric Co | Switching circuit having a controllable semiconductor switching element and a switching matrix employing the switching circuit |
-
1972
- 1972-06-20 US US00264567A patent/US3801749A/en not_active Expired - Lifetime
-
1973
- 1973-06-14 IT IT25359/73A patent/IT989164B/it active
- 1973-06-14 GB GB2828673A patent/GB1415761A/en not_active Expired
- 1973-06-18 DE DE2330973A patent/DE2330973A1/de active Pending
- 1973-06-19 ES ES416059A patent/ES416059A1/es not_active Expired
- 1973-06-19 CH CH886973A patent/CH570091A5/xx not_active IP Right Cessation
- 1973-06-19 CA CA174,381A patent/CA988619A/en not_active Expired
- 1973-06-20 JP JP48068829A patent/JPS4976407A/ja active Pending
- 1973-06-20 FR FR7322436A patent/FR2189945B1/fr not_active Expired
- 1973-06-20 NL NL7308598A patent/NL7308598A/xx not_active Application Discontinuation
- 1973-07-02 BE BE2052889A patent/BE801777A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2189945A1 (xx) | 1974-01-25 |
| AU5696473A (en) | 1974-12-19 |
| JPS4976407A (xx) | 1974-07-23 |
| IT989164B (it) | 1975-05-20 |
| DE2330973A1 (de) | 1974-01-10 |
| GB1415761A (en) | 1975-11-26 |
| US3801749A (en) | 1974-04-02 |
| NL7308598A (xx) | 1973-12-27 |
| ES416059A1 (es) | 1976-03-01 |
| CA988619A (en) | 1976-05-04 |
| CH570091A5 (xx) | 1975-11-28 |
| FR2189945B1 (xx) | 1978-06-30 |
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