DE60130091T2 - Leistungsstarker optischer Einfüge-/Abzweigungsmultiplexer und optisches Netzwerk mit Wellenlängenmultiplex - Google Patents
Leistungsstarker optischer Einfüge-/Abzweigungsmultiplexer und optisches Netzwerk mit Wellenlängenmultiplex Download PDFInfo
- Publication number
- DE60130091T2 DE60130091T2 DE60130091T DE60130091T DE60130091T2 DE 60130091 T2 DE60130091 T2 DE 60130091T2 DE 60130091 T DE60130091 T DE 60130091T DE 60130091 T DE60130091 T DE 60130091T DE 60130091 T2 DE60130091 T2 DE 60130091T2
- Authority
- DE
- Germany
- Prior art keywords
- wavelength
- optical signal
- optical
- wavelength division
- filter
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims description 133
- 239000000835 fiber Substances 0.000 claims description 47
- 230000008054 signal transmission Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 description 27
- 230000000903 blocking effect Effects 0.000 description 21
- 239000013307 optical fiber Substances 0.000 description 21
- 238000003780 insertion Methods 0.000 description 16
- 230000037431 insertion Effects 0.000 description 16
- 230000001427 coherent effect Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 10
- 230000001629 suppression Effects 0.000 description 10
- 239000006185 dispersion Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 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
- G02B6/29319—With a cascade of diffractive elements or of diffraction operations
- G02B6/2932—With a cascade of diffractive elements or of diffraction operations comprising a directional router, e.g. directional coupler, circulator
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0206—Express channels arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0209—Multi-stage arrangements, e.g. by cascading multiplexers or demultiplexers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0213—Groups of channels or wave bands arrangements
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001007206 | 2001-01-16 | ||
| JP2001007206A JP4845268B2 (ja) | 2001-01-16 | 2001-01-16 | 高性能光分岐挿入器ならび波長多重光ネットワーク |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60130091D1 DE60130091D1 (de) | 2007-10-04 |
| DE60130091T2 true DE60130091T2 (de) | 2008-05-21 |
Family
ID=18874987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60130091T Expired - Lifetime DE60130091T2 (de) | 2001-01-16 | 2001-08-30 | Leistungsstarker optischer Einfüge-/Abzweigungsmultiplexer und optisches Netzwerk mit Wellenlängenmultiplex |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6611638B2 (enExample) |
| EP (1) | EP1223442B1 (enExample) |
| JP (1) | JP4845268B2 (enExample) |
| DE (1) | DE60130091T2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100478508B1 (ko) * | 2002-08-29 | 2005-03-28 | 한국전자통신연구원 | 광신호 삽입/추출장치 |
| US20040136653A1 (en) * | 2002-10-17 | 2004-07-15 | Kiyotaka Murashima | Grating device, method of fabricating the same and optical communication system including the same |
| JP4707399B2 (ja) * | 2004-07-30 | 2011-06-22 | 富士通株式会社 | 光分岐挿入装置 |
| US7450851B2 (en) | 2004-08-27 | 2008-11-11 | Fujitsu Limited | System and method for modularly scalable architecture for optical networks |
| JP4425105B2 (ja) * | 2004-09-30 | 2010-03-03 | 富士通株式会社 | 光ネットワークおよび光分岐挿入装置 |
| WO2007083365A1 (ja) * | 2006-01-18 | 2007-07-26 | Fujitsu Limited | 光ネットワークシステム |
| WO2021043424A1 (en) * | 2019-09-06 | 2021-03-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Optical node and optical transceiver for auto tuning of operational wavelength |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2731280B1 (fr) * | 1995-03-03 | 1997-04-04 | Hamel Andre | Multiplexeur optique a insertion-extraction a haute isolation |
| JP3329655B2 (ja) * | 1996-03-04 | 2002-09-30 | ケイディーディーアイ株式会社 | 光ａｄｍ装置 |
| US5778118A (en) * | 1996-12-03 | 1998-07-07 | Ciena Corporation | Optical add-drop multiplexers for WDM optical communication systems |
| CA2310586A1 (en) * | 1998-01-05 | 1999-07-15 | Robert W. Lafreniere | Add/drop optical multiplexing device |
| CA2310949A1 (en) * | 1999-06-15 | 2000-12-15 | Jon Anderson | Wideband optical packet ring network |
| AU7355700A (en) * | 1999-09-08 | 2001-04-10 | Corning Incorporated | Hybrid integrated optical add-drop multiplexer |
-
2001
- 2001-01-16 JP JP2001007206A patent/JP4845268B2/ja not_active Expired - Fee Related
- 2001-08-30 EP EP01120881A patent/EP1223442B1/en not_active Expired - Lifetime
- 2001-08-30 US US09/942,539 patent/US6611638B2/en not_active Expired - Fee Related
- 2001-08-30 DE DE60130091T patent/DE60130091T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP4845268B2 (ja) | 2011-12-28 |
| DE60130091D1 (de) | 2007-10-04 |
| JP2002214473A (ja) | 2002-07-31 |
| US6611638B2 (en) | 2003-08-26 |
| EP1223442A2 (en) | 2002-07-17 |
| EP1223442A3 (en) | 2004-03-10 |
| US20020094155A1 (en) | 2002-07-18 |
| EP1223442B1 (en) | 2007-08-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |