FR2278086A1 - Dispositif de couplage pour guides d'ondes a section rectangulaire - Google Patents
Dispositif de couplage pour guides d'ondes a section rectangulaireInfo
- Publication number
- FR2278086A1 FR2278086A1 FR7520054A FR7520054A FR2278086A1 FR 2278086 A1 FR2278086 A1 FR 2278086A1 FR 7520054 A FR7520054 A FR 7520054A FR 7520054 A FR7520054 A FR 7520054A FR 2278086 A1 FR2278086 A1 FR 2278086A1
- Authority
- FR
- France
- Prior art keywords
- coupling device
- rectangular section
- wave guides
- section wave
- guides
- 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
-
- 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
- G02B6/29332—Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency
- G02B6/29334—Grating-assisted evanescent light guide couplers, i.e. comprising grating at or functionally associated with the coupling region between the light guides, e.g. with a grating positioned where light fields overlap in the coupler
-
- 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
- G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
-
- 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
- G02B6/30—Optical coupling means for use between fibre and thin-film device
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Optical Couplings Of Light Guides (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742433214 DE2433214A1 (de) | 1974-07-10 | 1974-07-10 | Koppelvorrichtung fuer rechteckwellenleiter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2278086A1 true FR2278086A1 (fr) | 1976-02-06 |
FR2278086B1 FR2278086B1 (fr) | 1977-07-08 |
Family
ID=5920216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7520054A Granted FR2278086A1 (fr) | 1974-07-10 | 1975-06-26 | Dispositif de couplage pour guides d'ondes a section rectangulaire |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5132343A (fr) |
BE (1) | BE831219A (fr) |
DE (1) | DE2433214A1 (fr) |
FR (1) | FR2278086A1 (fr) |
GB (1) | GB1509800A (fr) |
IT (1) | IT1039426B (fr) |
NL (1) | NL7507029A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987004260A1 (fr) * | 1985-12-30 | 1987-07-16 | British Telecommunications Public Limited Company | Coupleur optique |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7257295B2 (en) * | 2004-09-20 | 2007-08-14 | Fujitsu Limited | Attachment-type optical coupler apparatuses |
-
1974
- 1974-07-10 DE DE19742433214 patent/DE2433214A1/de active Pending
-
1975
- 1975-05-12 GB GB1982875A patent/GB1509800A/en not_active Expired
- 1975-06-12 NL NL7507029A patent/NL7507029A/xx not_active Application Discontinuation
- 1975-06-26 FR FR7520054A patent/FR2278086A1/fr active Granted
- 1975-06-27 IT IT2484875A patent/IT1039426B/it active
- 1975-07-10 BE BE158169A patent/BE831219A/fr unknown
- 1975-07-10 JP JP8489575A patent/JPS5132343A/ja active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1987004260A1 (fr) * | 1985-12-30 | 1987-07-16 | British Telecommunications Public Limited Company | Coupleur optique |
WO1987004261A1 (fr) * | 1985-12-30 | 1987-07-16 | British Telecommunications Public Limited Company | Coupleur optique |
EP0234127A1 (fr) * | 1985-12-30 | 1987-09-02 | BRITISH TELECOMMUNICATIONS public limited company | Coupleur optique |
EP0234128A1 (fr) * | 1985-12-30 | 1987-09-02 | BRITISH TELECOMMUNICATIONS public limited company | Coupleur optique |
US4869567A (en) * | 1985-12-30 | 1989-09-26 | British Telecommunications Public Limited Company | Optical coupler |
Also Published As
Publication number | Publication date |
---|---|
NL7507029A (nl) | 1976-01-13 |
BE831219A (fr) | 1975-11-03 |
JPS5132343A (ja) | 1976-03-18 |
GB1509800A (en) | 1978-05-04 |
DE2433214A1 (de) | 1976-01-29 |
FR2278086B1 (fr) | 1977-07-08 |
IT1039426B (it) | 1979-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |