FR2396484A1 - Matrice de commutation a thyristors - Google Patents
Matrice de commutation a thyristorsInfo
- Publication number
- FR2396484A1 FR2396484A1 FR7720076A FR7720076A FR2396484A1 FR 2396484 A1 FR2396484 A1 FR 2396484A1 FR 7720076 A FR7720076 A FR 7720076A FR 7720076 A FR7720076 A FR 7720076A FR 2396484 A1 FR2396484 A1 FR 2396484A1
- Authority
- FR
- France
- Prior art keywords
- protection device
- switching matrix
- horizontal line
- thyristor
- thyristor switching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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)
- Electronic Switches (AREA)
- Emergency Protection Circuit Devices (AREA)
- Interface Circuits In Exchanges (AREA)
Abstract
L'invention concerne les matrices à thyristors. Dans une matrice de commutation à thyristors, chaque ligne horizontale est reliée, par un dispositif de protection à une source d'alimentation continue. Le dispositif de protection isole normalement la ligne horizontale Lors de la fermeture d'un point de connexion un signal est appliqué au dispositif de protection et la ligne horizontale est portée à un potentiel suffisant pour que le courant de gâchette dans les thyristors reliés à la ligne horizontale soit inférieur au courant de gâchette minimum nécessaire à leur amorçage; on évite ainsi la mise en parallèle de plwieurs lignes verticales. Application aux télécommunications, et en particulier à la téléphonie.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7720076A FR2396484A1 (fr) | 1977-06-30 | 1977-06-30 | Matrice de commutation a thyristors |
BE1008931A BE868031A (fr) | 1977-06-30 | 1978-06-12 | Matrice de commutation a thyristors |
GB7827271A GB2000659B (en) | 1977-06-30 | 1978-06-19 | Thyristor switching matrix |
US05/917,229 US4190743A (en) | 1977-06-30 | 1978-06-20 | Thyristor switching matrix |
IT24791/78A IT1097111B (it) | 1977-06-30 | 1978-06-21 | Matrice di commutazione a tiristori |
DE19782827672 DE2827672A1 (de) | 1977-06-30 | 1978-06-23 | Thyristor-schaltmatrix |
NL7806974A NL7806974A (nl) | 1977-06-30 | 1978-06-28 | Schakelmatrix met thyristors. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7720076A FR2396484A1 (fr) | 1977-06-30 | 1977-06-30 | Matrice de commutation a thyristors |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2396484A1 true FR2396484A1 (fr) | 1979-01-26 |
FR2396484B1 FR2396484B1 (fr) | 1982-04-23 |
Family
ID=9192765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7720076A Granted FR2396484A1 (fr) | 1977-06-30 | 1977-06-30 | Matrice de commutation a thyristors |
Country Status (7)
Country | Link |
---|---|
US (1) | US4190743A (fr) |
BE (1) | BE868031A (fr) |
DE (1) | DE2827672A1 (fr) |
FR (1) | FR2396484A1 (fr) |
GB (1) | GB2000659B (fr) |
IT (1) | IT1097111B (fr) |
NL (1) | NL7806974A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4605928A (en) * | 1983-10-24 | 1986-08-12 | International Business Machines Corporation | Fault-tolerant array of cross-point switching matrices |
US11258296B1 (en) | 2020-11-20 | 2022-02-22 | Abb Schweiz Ag | Shared resonant turn off circuit |
US11211816B1 (en) | 2020-11-20 | 2021-12-28 | Abb Schweiz Ag | Delta connected resonant turn off circuits |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3141067A (en) * | 1960-11-17 | 1964-07-14 | Lester M Spandorfer | Automatic electronic communication switching exchange |
US3828314A (en) * | 1971-02-03 | 1974-08-06 | Wescom | End mark controlled switching system and matrix |
US3801749A (en) * | 1972-06-20 | 1974-04-02 | N Jovic | Crosspoint switching matrix incorporating solid state thyristor crosspoints |
GB1489577A (en) * | 1973-10-02 | 1977-10-19 | Plessey Co Ltd | Solid state circuits |
JPS576833B2 (fr) * | 1974-12-20 | 1982-02-06 | ||
US3976845A (en) * | 1975-12-08 | 1976-08-24 | Gte Sylvania Incorporated | Switching network having improved turn-on capability |
US4113989A (en) * | 1977-03-01 | 1978-09-12 | Siemens Aktiengesellschaft | Electronic telephone system featuring switching networks having thyristors for single-wire switching |
-
1977
- 1977-06-30 FR FR7720076A patent/FR2396484A1/fr active Granted
-
1978
- 1978-06-12 BE BE1008931A patent/BE868031A/fr not_active IP Right Cessation
- 1978-06-19 GB GB7827271A patent/GB2000659B/en not_active Expired
- 1978-06-20 US US05/917,229 patent/US4190743A/en not_active Expired - Lifetime
- 1978-06-21 IT IT24791/78A patent/IT1097111B/it active
- 1978-06-23 DE DE19782827672 patent/DE2827672A1/de active Granted
- 1978-06-28 NL NL7806974A patent/NL7806974A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB2000659A (en) | 1979-01-10 |
DE2827672A1 (de) | 1979-01-11 |
BE868031A (fr) | 1978-12-12 |
GB2000659B (en) | 1982-01-20 |
IT1097111B (it) | 1985-08-26 |
DE2827672C2 (fr) | 1987-01-08 |
FR2396484B1 (fr) | 1982-04-23 |
NL7806974A (nl) | 1979-01-03 |
IT7824791A0 (it) | 1978-06-21 |
US4190743A (en) | 1980-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |