BE786436A - SWITCHING DEVICE - Google Patents
SWITCHING DEVICEInfo
- Publication number
- BE786436A BE786436A BE786436DA BE786436A BE 786436 A BE786436 A BE 786436A BE 786436D A BE786436D A BE 786436DA BE 786436 A BE786436 A BE 786436A
- Authority
- BE
- Belgium
- Prior art keywords
- switching device
- switching
- 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
- H04Q3/526—Optical switching systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7126755A FR2146635A5 (en) | 1971-07-21 | 1971-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE786436A true BE786436A (en) | 1973-01-19 |
Family
ID=9080701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE786436D BE786436A (en) | 1971-07-21 | SWITCHING DEVICE |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE786436A (en) |
DE (1) | DE2235926A1 (en) |
FR (1) | FR2146635A5 (en) |
GB (1) | GB1379648A (en) |
IT (1) | IT964734B (en) |
LU (1) | LU65757A1 (en) |
NL (1) | NL7210016A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2295666A1 (en) * | 1974-12-20 | 1976-07-16 | Comp Generale Electricite | Telephone communication exchange - has switching unit for many users and uses photoelectric devices and holograms |
US3985975A (en) * | 1975-03-04 | 1976-10-12 | International Telephone And Telegraph Corporation | Holographic telephone switching system |
FR2445678A1 (en) * | 1978-12-29 | 1980-07-25 | Rozenwaig Boris | Wideband, high speed optical signal switching system - uses matrix controlled by secondary light emitters and receivers |
DE3410629A1 (en) * | 1984-03-22 | 1985-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | METHOD AND ARRANGEMENT FOR TRANSMITTING DIGITAL DATA BETWEEN DATA SOURCES AND DATA Sinks |
JPH0778590B2 (en) * | 1987-08-19 | 1995-08-23 | キヤノン株式会社 | Optical switch array |
US5227906A (en) * | 1989-03-09 | 1993-07-13 | Canon Kabushiki Kaisha | Optical switch array capable of bidirectional signal transfer between a plurality of terminals |
GB2261131B (en) * | 1991-10-19 | 1995-03-01 | Northern Telecom Ltd | Transmission arbitration in SLM crossbar switch |
-
0
- BE BE786436D patent/BE786436A/en unknown
-
1971
- 1971-07-21 FR FR7126755A patent/FR2146635A5/fr not_active Expired
-
1972
- 1972-07-20 GB GB3407072A patent/GB1379648A/en not_active Expired
- 1972-07-20 IT IT6935772A patent/IT964734B/en active
- 1972-07-20 NL NL7210016A patent/NL7210016A/xx not_active Application Discontinuation
- 1972-07-20 LU LU65757D patent/LU65757A1/xx unknown
- 1972-07-21 DE DE19722235926 patent/DE2235926A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2235926A1 (en) | 1973-02-01 |
FR2146635A5 (en) | 1973-03-02 |
LU65757A1 (en) | 1973-01-26 |
NL7210016A (en) | 1973-01-23 |
GB1379648A (en) | 1975-01-08 |
IT964734B (en) | 1974-01-31 |
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