WO2002075378A3 - Tuneable optical filter arrangement for wavelength division multiplex (wdm) network - Google Patents
Tuneable optical filter arrangement for wavelength division multiplex (wdm) network Download PDFInfo
- Publication number
- WO2002075378A3 WO2002075378A3 PCT/GB2002/001196 GB0201196W WO02075378A3 WO 2002075378 A3 WO2002075378 A3 WO 2002075378A3 GB 0201196 W GB0201196 W GB 0201196W WO 02075378 A3 WO02075378 A3 WO 02075378A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wdm
- filter arrangement
- network
- optical filter
- wavelength division
- Prior art date
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
- G02B6/29346—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 wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
-
- 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
- G02B6/29379—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 characterised by the function or use of the complete device
- G02B6/2938—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 characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
- G02B6/29382—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 characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM including at least adding or dropping a signal, i.e. passing the majority of signals
- G02B6/29383—Adding and dropping
-
- 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
- G02B6/29379—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 characterised by the function or use of the complete device
- G02B6/29395—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 characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
-
- 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
- G02B6/29346—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 wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
- G02B6/29364—Cascading by a light guide path between filters or filtering operations, e.g. fibre interconnected single filter modules
-
- 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
- G02B6/29346—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 wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/2937—In line lens-filtering-lens devices, i.e. elements arranged along a line and mountable in a cylindrical package for compactness, e.g. 3- port device with GRIN lenses sandwiching a single filter operating at normal incidence in a tubular package
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/356—Switching arrangements, i.e. number of input/output ports and interconnection types in an optical cross-connect device, e.g. routing and switching aspects of interconnecting different paths propagating different wavelengths to (re)configure the various input and output links
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/357—Electrostatic force
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3574—Mechanical force, e.g. pressure variations
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3578—Piezoelectric force
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/3598—Switching means directly located between an optoelectronic element and waveguides, including direct displacement of either the element or the waveguide, e.g. optical pulse generation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
- Optical Filters (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002238783A AU2002238783A1 (en) | 2001-03-17 | 2002-03-14 | Tuneable optical filter arrangement for wavelength division multiplex (wdm) network |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0106659A GB0106659D0 (en) | 2001-03-17 | 2001-03-17 | Tuneable optical filter arrangement for wavelength division multiplex (wdm) network |
GB0106659.6 | 2001-03-17 | ||
GB0121645A GB0121645D0 (en) | 2001-03-17 | 2001-09-06 | Tuneable optical filter arrangement foe wavelength division multiplex (WDM) work |
GB0121645.6 | 2001-09-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002075378A2 WO2002075378A2 (en) | 2002-09-26 |
WO2002075378A3 true WO2002075378A3 (en) | 2003-04-10 |
Family
ID=26245845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2002/001196 WO2002075378A2 (en) | 2001-03-17 | 2002-03-14 | Tuneable optical filter arrangement for wavelength division multiplex (wdm) network |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2002075378A2 (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5524155A (en) * | 1995-01-06 | 1996-06-04 | Texas Instruments Incorporated | Demultiplexer for wavelength-multiplexed optical signal |
US5689333A (en) * | 1988-12-22 | 1997-11-18 | Renishaw Plc | Spectroscopic apparatus and methods |
US5822095A (en) * | 1995-09-19 | 1998-10-13 | Kokusai Denshin Denwa Kabushiki Kaisha | Optical add-drop multiplexer |
EP0887964A2 (en) * | 1997-06-26 | 1998-12-30 | Gpt Limited | Filter selector |
FR2771873A1 (en) * | 1997-11-28 | 1999-06-04 | Nec Corp | Optical circuit for filtering multiplexed optical signals |
WO1999036811A1 (en) * | 1998-01-15 | 1999-07-22 | Ciena Corporation | Optical interference filter |
WO2001013151A1 (en) * | 1999-08-13 | 2001-02-22 | Corning Incorporated | Segmented thin film add/drop switch and multiplexer |
-
2002
- 2002-03-14 WO PCT/GB2002/001196 patent/WO2002075378A2/en not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5689333A (en) * | 1988-12-22 | 1997-11-18 | Renishaw Plc | Spectroscopic apparatus and methods |
US5524155A (en) * | 1995-01-06 | 1996-06-04 | Texas Instruments Incorporated | Demultiplexer for wavelength-multiplexed optical signal |
US5822095A (en) * | 1995-09-19 | 1998-10-13 | Kokusai Denshin Denwa Kabushiki Kaisha | Optical add-drop multiplexer |
EP0887964A2 (en) * | 1997-06-26 | 1998-12-30 | Gpt Limited | Filter selector |
FR2771873A1 (en) * | 1997-11-28 | 1999-06-04 | Nec Corp | Optical circuit for filtering multiplexed optical signals |
WO1999036811A1 (en) * | 1998-01-15 | 1999-07-22 | Ciena Corporation | Optical interference filter |
WO2001013151A1 (en) * | 1999-08-13 | 2001-02-22 | Corning Incorporated | Segmented thin film add/drop switch and multiplexer |
Non-Patent Citations (1)
Title |
---|
LISSBERGER P H ET AL: "NARROWBAND POSITION-TUNED MULTILAYER INTERFERENCE FILTER FOR USE IN SINGLE-MODE-FIBRE SYSTEMS", ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 21, no. 18, 29 August 1985 (1985-08-29), pages 798 - 799, XP000997022, ISSN: 0013-5194 * |
Also Published As
Publication number | Publication date |
---|---|
WO2002075378A2 (en) | 2002-09-26 |
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