GB1509800A - Optical couplers for rectangular cross-section wave-guide - Google Patents
Optical couplers for rectangular cross-section wave-guideInfo
- Publication number
- GB1509800A GB1509800A GB1982875A GB1982875A GB1509800A GB 1509800 A GB1509800 A GB 1509800A GB 1982875 A GB1982875 A GB 1982875A GB 1982875 A GB1982875 A GB 1982875A GB 1509800 A GB1509800 A GB 1509800A
- Authority
- GB
- United Kingdom
- Prior art keywords
- guides
- wave
- guide
- rectangular cross
- optical couplers
- 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.)
- 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
- G02B6/293—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 (1)
| Publication Number | Publication Date |
|---|---|
| GB1509800A true GB1509800A (en) | 1978-05-04 |
Family
ID=5920216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1982875A Expired GB1509800A (en) | 1974-07-10 | 1975-05-12 | Optical couplers for rectangular cross-section wave-guide |
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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1273515A (fr) * | 1985-12-30 | 1990-09-04 | Colin Anderson Millar | Accouplement optique |
| 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
Also Published As
| Publication number | Publication date |
|---|---|
| NL7507029A (nl) | 1976-01-13 |
| BE831219A (fr) | 1975-11-03 |
| JPS5132343A (ja) | 1976-03-18 |
| DE2433214A1 (de) | 1976-01-29 |
| FR2278086A1 (fr) | 1976-02-06 |
| FR2278086B1 (fr) | 1977-07-08 |
| IT1039426B (it) | 1979-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |