GB201100926D0 - Optical filter - Google Patents
Optical filterInfo
- Publication number
- GB201100926D0 GB201100926D0 GBGB1100926.3A GB201100926A GB201100926D0 GB 201100926 D0 GB201100926 D0 GB 201100926D0 GB 201100926 A GB201100926 A GB 201100926A GB 201100926 D0 GB201100926 D0 GB 201100926D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical filter
- filter
- optical
- 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.)
- Withdrawn
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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- 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
- G02B6/2813—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 based on multimode interference effect, i.e. self-imaging
-
- 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
- G02B6/29344—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 modal interference or beating, i.e. of transverse modes, e.g. zero-gap directional coupler, MMI
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB201100926A GB2488308A (en) | 2011-01-19 | 2011-01-19 | Optical Filter |
| PCT/EP2012/000215 WO2012097982A1 (en) | 2011-01-19 | 2012-01-18 | Optical filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB201100926A GB2488308A (en) | 2011-01-19 | 2011-01-19 | Optical Filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB201100926D0 true GB201100926D0 (en) | 2011-03-02 |
| GB2488308A GB2488308A (en) | 2012-08-29 |
Family
ID=43736679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB201100926A Withdrawn GB2488308A (en) | 2011-01-19 | 2011-01-19 | Optical Filter |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB2488308A (en) |
| WO (1) | WO2012097982A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016086043A1 (en) | 2014-11-24 | 2016-06-02 | Massachusetts Institute Of Technology | Methods and apparatus for spectral imaging |
| JP2018194665A (en) * | 2017-05-17 | 2018-12-06 | 日本電信電話株式会社 | Wavelength separation element |
| WO2019032735A1 (en) | 2017-08-08 | 2019-02-14 | Massachusetts Institute Of Technology | Miniaturized fourier-transform raman spectrometer systems and methods |
| US11041759B2 (en) | 2018-06-28 | 2021-06-22 | Massachusetts Institute Of Technology | Systems and methods for Raman spectroscopy |
| WO2020167370A1 (en) | 2019-02-11 | 2020-08-20 | Massachusetts Institute Of Technology | High-performance on-chip spectrometers and spectrum analyzers |
| CN114200588B (en) * | 2021-11-16 | 2024-04-02 | 武汉光迅科技股份有限公司 | Optical demultiplexing component structure and packaging method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6047096A (en) * | 1997-03-07 | 2000-04-04 | Telefonaktiebolaget Lm Ericsson | Optical device |
| JP2003131051A (en) * | 2001-08-16 | 2003-05-08 | Nec Corp | Optical device |
| JP2003121889A (en) * | 2001-10-15 | 2003-04-23 | Fujitsu Ltd | Optical switch and optical demultiplexer |
| EP1705504B1 (en) * | 2005-03-23 | 2008-05-14 | Avanex Corporation | MMI-based interferometer with external reflectors |
-
2011
- 2011-01-19 GB GB201100926A patent/GB2488308A/en not_active Withdrawn
-
2012
- 2012-01-18 WO PCT/EP2012/000215 patent/WO2012097982A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| GB2488308A (en) | 2012-08-29 |
| WO2012097982A1 (en) | 2012-07-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |