NL7804173A - Matrixschakelaar. - Google Patents
Matrixschakelaar.Info
- Publication number
- NL7804173A NL7804173A NL7804173A NL7804173A NL7804173A NL 7804173 A NL7804173 A NL 7804173A NL 7804173 A NL7804173 A NL 7804173A NL 7804173 A NL7804173 A NL 7804173A NL 7804173 A NL7804173 A NL 7804173A
- Authority
- NL
- Netherlands
- Prior art keywords
- matrix switch
- matrix
- switch
- 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)
- Electronic Switches (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7711999A FR2388447A1 (fr) | 1977-04-21 | 1977-04-21 | Dispositif de commutation de type matriciel |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7804173A true NL7804173A (nl) | 1978-10-24 |
Family
ID=9189715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7804173A NL7804173A (nl) | 1977-04-21 | 1978-04-19 | Matrixschakelaar. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4197428A (nl) |
JP (1) | JPS53132253A (nl) |
BE (1) | BE865621A (nl) |
BR (1) | BR7802459A (nl) |
CA (1) | CA1116282A (nl) |
DE (1) | DE2816262C2 (nl) |
FR (1) | FR2388447A1 (nl) |
GB (1) | GB1553657A (nl) |
IT (1) | IT1094304B (nl) |
NL (1) | NL7804173A (nl) |
SE (1) | SE426282B (nl) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54139415A (en) * | 1978-04-21 | 1979-10-29 | Hitachi Ltd | Semiconductor channel switch |
US4472691A (en) * | 1982-06-01 | 1984-09-18 | Rca Corporation | Power divider/combiner circuit as for use in a switching matrix |
GB8527038D0 (en) * | 1985-11-02 | 1985-12-04 | Midlands Video Systems Ltd | Switching system |
CA2011828A1 (en) * | 1989-03-17 | 1990-09-17 | Michael Cooperman | Broadband switch matrix with non-linear cascading |
CA2015809A1 (en) * | 1989-05-04 | 1990-11-04 | Richard W. Sieber | Broadband switch using deactivated crosspoints for establishing switching paths |
US5465087A (en) * | 1989-05-04 | 1995-11-07 | Gte Laboratories Incorporated | Broadband switch |
US6751217B1 (en) * | 1999-10-06 | 2004-06-15 | Nortel Networks Limited | Combined selector switch and serial multi-Gb/s data pulse receiver |
US9228713B2 (en) * | 2012-08-31 | 2016-01-05 | Federal Signal Corporation | Light beacon assembly |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB945374A (en) * | 1960-11-04 | 1963-12-23 | Ass Elect Ind | Improvements relating to switching systems employing co-ordinate switching arrangements of the cross-point type |
US3666892A (en) * | 1970-05-13 | 1972-05-30 | Itt | Speech gate |
DE2251444C2 (de) * | 1972-10-20 | 1983-07-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Koppelfeld-Anordnung zur breitbandigen Signalübertragung in Fernmeldeanlagen |
-
1977
- 1977-04-21 FR FR7711999A patent/FR2388447A1/fr active Granted
-
1978
- 1978-03-31 IT IT21829/78A patent/IT1094304B/it active
- 1978-04-03 BE BE1008806A patent/BE865621A/xx not_active IP Right Cessation
- 1978-04-10 GB GB13967/78A patent/GB1553657A/en not_active Expired
- 1978-04-11 US US05/895,419 patent/US4197428A/en not_active Expired - Lifetime
- 1978-04-14 DE DE2816262A patent/DE2816262C2/de not_active Expired
- 1978-04-19 NL NL7804173A patent/NL7804173A/nl not_active Application Discontinuation
- 1978-04-20 CA CA301,545A patent/CA1116282A/fr not_active Expired
- 1978-04-20 SE SE7804532A patent/SE426282B/sv not_active IP Right Cessation
- 1978-04-20 BR BR7802459A patent/BR7802459A/pt unknown
- 1978-04-21 JP JP4673578A patent/JPS53132253A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE7804532L (sv) | 1978-10-22 |
CA1116282A (fr) | 1982-01-12 |
IT7821829A0 (it) | 1978-03-31 |
SE426282B (sv) | 1982-12-20 |
FR2388447B1 (nl) | 1982-02-19 |
US4197428A (en) | 1980-04-08 |
JPS53132253A (en) | 1978-11-17 |
DE2816262A1 (de) | 1978-10-26 |
BR7802459A (pt) | 1978-12-26 |
GB1553657A (en) | 1979-09-26 |
BE865621A (fr) | 1978-10-03 |
FR2388447A1 (fr) | 1978-11-17 |
IT1094304B (it) | 1985-07-26 |
DE2816262C2 (de) | 1987-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |