EP0960349A4 - Optical devices and methods - Google Patents
Optical devices and methodsInfo
- Publication number
- EP0960349A4 EP0960349A4 EP98902853A EP98902853A EP0960349A4 EP 0960349 A4 EP0960349 A4 EP 0960349A4 EP 98902853 A EP98902853 A EP 98902853A EP 98902853 A EP98902853 A EP 98902853A EP 0960349 A4 EP0960349 A4 EP 0960349A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- methods
- optical devices
- optical
- devices
- 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- Withdrawn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
- 230000003287 optical effect Effects 0.000 title 1
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
- G02B6/29304—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 diffraction, e.g. grating
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
-
- 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
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
- G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
- G02B6/29353—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide with a wavelength selective element in at least one light guide interferometer arm, e.g. grating, interference filter, resonator
-
- 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
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
- G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
- G02B6/29355—Cascade arrangement of interferometers
-
- 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
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPO511697 | 1997-02-14 | ||
AUPO5116A AUPO511697A0 (en) | 1997-02-14 | 1997-02-14 | An optical waveguide guide |
PCT/AU1998/000089 WO1998036302A1 (en) | 1997-02-14 | 1998-02-13 | Optical devices and methods |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0960349A1 EP0960349A1 (en) | 1999-12-01 |
EP0960349A4 true EP0960349A4 (en) | 2000-11-02 |
Family
ID=3799420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98902853A Withdrawn EP0960349A4 (en) | 1997-02-14 | 1998-02-13 | Optical devices and methods |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0960349A4 (en) |
JP (1) | JP2001511905A (en) |
AU (1) | AUPO511697A0 (en) |
CA (1) | CA2280964A1 (en) |
WO (1) | WO1998036302A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19821245C1 (en) * | 1998-05-12 | 2000-03-02 | Siemens Ag | Optical multiplexer and optical demultiplexer |
GB9815097D0 (en) | 1998-07-14 | 1998-09-09 | Cambrian Systems Corp | Wideband optical sevice channel for wdm networks |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0638837A1 (en) * | 1993-08-10 | 1995-02-15 | CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A. | Device for extraction and re-insertion of an optical carrier in optical communications networks |
US5457760A (en) * | 1994-05-06 | 1995-10-10 | At&T Ipm Corp. | Wavelength division optical multiplexing elements |
EP0713110A1 (en) * | 1994-11-16 | 1996-05-22 | Nortel Networks Corporation | Optical waveguide grating filter |
US5557439A (en) * | 1995-07-25 | 1996-09-17 | Ciena Corporation | Expandable wavelength division multiplexed optical communications systems |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2295247B (en) * | 1994-11-16 | 1996-11-27 | Northern Telecom Ltd | Optical waveguide grating filter |
IT1273465B (en) * | 1995-01-27 | 1997-07-08 | Pirelli Cavi Spa | BIDIRECTIONAL OPTICAL TELECOMMUNICATION SYSTEM INCLUDING A BIDIRECTIONAL OPTICAL AMPLIFIER |
-
1997
- 1997-02-14 AU AUPO5116A patent/AUPO511697A0/en not_active Abandoned
-
1998
- 1998-02-13 JP JP53516998A patent/JP2001511905A/en active Pending
- 1998-02-13 EP EP98902853A patent/EP0960349A4/en not_active Withdrawn
- 1998-02-13 WO PCT/AU1998/000089 patent/WO1998036302A1/en not_active Application Discontinuation
- 1998-02-13 CA CA002280964A patent/CA2280964A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0638837A1 (en) * | 1993-08-10 | 1995-02-15 | CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A. | Device for extraction and re-insertion of an optical carrier in optical communications networks |
US5457760A (en) * | 1994-05-06 | 1995-10-10 | At&T Ipm Corp. | Wavelength division optical multiplexing elements |
EP0713110A1 (en) * | 1994-11-16 | 1996-05-22 | Nortel Networks Corporation | Optical waveguide grating filter |
US5557439A (en) * | 1995-07-25 | 1996-09-17 | Ciena Corporation | Expandable wavelength division multiplexed optical communications systems |
Non-Patent Citations (1)
Title |
---|
See also references of WO9836302A1 * |
Also Published As
Publication number | Publication date |
---|---|
CA2280964A1 (en) | 1998-08-20 |
EP0960349A1 (en) | 1999-12-01 |
AUPO511697A0 (en) | 1997-04-11 |
WO1998036302A1 (en) | 1998-08-20 |
JP2001511905A (en) | 2001-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19990910 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB IT |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20000920 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): DE FR GB IT |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20040831 |