FR2333258B1 - - Google Patents
Info
- Publication number
- FR2333258B1 FR2333258B1 FR7536605A FR7536605A FR2333258B1 FR 2333258 B1 FR2333258 B1 FR 2333258B1 FR 7536605 A FR7536605 A FR 7536605A FR 7536605 A FR7536605 A FR 7536605A FR 2333258 B1 FR2333258 B1 FR 2333258B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7536605A FR2333258A1 (fr) | 1975-11-28 | 1975-11-28 | Dispositif coupleur pour interconnexion de guides d'ondes optiques et systeme de transmission optique comportant un tel dispositif |
GB4929376A GB1500257A (en) | 1975-11-28 | 1976-11-25 | Coupler for optical communication system |
DE19762653815 DE2653815A1 (de) | 1975-11-28 | 1976-11-26 | Koppler zur verbindung eines beliebigen lichtleiters mit allen anderen lichtleitern eines buendels |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7536605A FR2333258A1 (fr) | 1975-11-28 | 1975-11-28 | Dispositif coupleur pour interconnexion de guides d'ondes optiques et systeme de transmission optique comportant un tel dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2333258A1 FR2333258A1 (fr) | 1977-06-24 |
FR2333258B1 true FR2333258B1 (fr) | 1978-05-19 |
Family
ID=9163093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7536605A Granted FR2333258A1 (fr) | 1975-11-28 | 1975-11-28 | Dispositif coupleur pour interconnexion de guides d'ondes optiques et systeme de transmission optique comportant un tel dispositif |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2653815A1 (fr) |
FR (1) | FR2333258A1 (fr) |
GB (1) | GB1500257A (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2372442A1 (fr) * | 1976-11-30 | 1978-06-23 | Thomson Csf | Dispositif coupleur pour interconnexion de guides d'ondes optiques et systeme de transmission optique comportant un tel dispositif |
DE2812346A1 (de) * | 1977-03-23 | 1978-09-28 | Tokyo Shibaura Electric Co | Lichtverteiler |
US4143941A (en) * | 1977-12-01 | 1979-03-13 | Sperry Rand Corporation | Low loss optical data terminal device for multimode fiber guide optical communication systems |
FR2435732A1 (fr) * | 1978-09-05 | 1980-04-04 | Labo Electronique Physique | Coupleur de fibres optiques d'un meme faisceau |
FR2441860A1 (fr) * | 1978-11-14 | 1980-06-13 | Thomson Csf | Epissure entre fibres optiques |
US4245884A (en) * | 1978-12-22 | 1981-01-20 | International Business Machines Corporation | Optical coupler for interconnecting two or more optical transmission lines |
DE3042563A1 (de) * | 1980-11-12 | 1982-05-19 | Felten & Guilleaume Carlswerk AG, 5000 Köln | Lichtleiterverzweigung aus lichtleitfasern unterschiedlichen durchmessers |
EP0062429A1 (fr) * | 1981-04-04 | 1982-10-13 | Plessey Overseas Limited | Dispositifs de couplage optique pour fibres optiques |
DE3280300D1 (de) * | 1981-11-26 | 1991-03-07 | Toshiba Kawasaki Kk | Optisches datenuebertragungssystem. |
US4569569A (en) * | 1982-03-31 | 1986-02-11 | Plessey Overseas Limited | Optical coupling devices |
US4486071A (en) * | 1982-07-07 | 1984-12-04 | At&T Bell Laboratories | Optical coupling device |
JPS5990197A (ja) * | 1982-11-12 | 1984-05-24 | 富士電機株式会社 | フイ−ルド計装システム |
DE3314820A1 (de) * | 1983-04-23 | 1984-10-25 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Optischer multiplexer bzw. demultiplexer |
US4952892A (en) * | 1989-05-12 | 1990-08-28 | The United States Of America As Represented By The United States Department Of Energy | Wave guide impedance matching method and apparatus |
-
1975
- 1975-11-28 FR FR7536605A patent/FR2333258A1/fr active Granted
-
1976
- 1976-11-25 GB GB4929376A patent/GB1500257A/en not_active Expired
- 1976-11-26 DE DE19762653815 patent/DE2653815A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2653815A1 (de) | 1977-06-02 |
GB1500257A (en) | 1978-02-08 |
FR2333258A1 (fr) | 1977-06-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |