CA2300886A1 - Wavelength-selective optical switching apparatus, optical communications apparatus using the same, and method for use in the optical communications apparatus - Google Patents
Wavelength-selective optical switching apparatus, optical communications apparatus using the same, and method for use in the optical communications apparatus Download PDFInfo
- Publication number
- CA2300886A1 CA2300886A1 CA002300886A CA2300886A CA2300886A1 CA 2300886 A1 CA2300886 A1 CA 2300886A1 CA 002300886 A CA002300886 A CA 002300886A CA 2300886 A CA2300886 A CA 2300886A CA 2300886 A1 CA2300886 A1 CA 2300886A1
- Authority
- CA
- Canada
- Prior art keywords
- port
- wavelength
- optical
- drop
- 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.)
- Abandoned
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 257
- 230000006854 communication Effects 0.000 title claims abstract description 35
- 238000004891 communication Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims description 8
- 239000010409 thin film Substances 0.000 claims description 82
- 238000012545 processing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000010363 phase shift Effects 0.000 claims description 13
- 230000000644 propagated effect Effects 0.000 claims description 8
- 230000001902 propagating effect Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 32
- 238000013459 approach Methods 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 38
- 238000010276 construction Methods 0.000 description 10
- 238000003780 insertion Methods 0.000 description 10
- 230000037431 insertion Effects 0.000 description 10
- 239000013307 optical fiber Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 238000005452 bending Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000000411 transmission spectrum Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000255 optical extinction spectrum Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
-
- 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
- G02B6/29346—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
-
- 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
- G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
- G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
-
- 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
-
- 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
- H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
- H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
-
- 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
-
- 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
- H04J14/0215—Architecture aspects
- H04J14/0219—Modular or upgradable architectures
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5921497P | 1997-09-18 | 1997-09-18 | |
| US60/059,214 | 1997-09-18 | ||
| PCT/US1998/019457 WO1999014879A2 (en) | 1997-09-18 | 1998-09-18 | Wavelength-selective optical switching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2300886A1 true CA2300886A1 (en) | 1999-03-25 |
Family
ID=22021520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002300886A Abandoned CA2300886A1 (en) | 1997-09-18 | 1998-09-18 | Wavelength-selective optical switching apparatus, optical communications apparatus using the same, and method for use in the optical communications apparatus |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1016235A2 (ko) |
| JP (1) | JP2001517018A (ko) |
| KR (1) | KR20010024132A (ko) |
| CN (1) | CN1273755A (ko) |
| AU (1) | AU9491398A (ko) |
| CA (1) | CA2300886A1 (ko) |
| WO (1) | WO1999014879A2 (ko) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1155592A2 (en) * | 1999-02-23 | 2001-11-21 | Optical Coating Laboratory, Inc. | Hybrid wavelength selective optical router and switch |
| US6577415B1 (en) | 1999-06-15 | 2003-06-10 | Lucent Technologies Inc. | Optical add-drop module with low loss and high isolation |
| CA2310949A1 (en) * | 1999-06-15 | 2000-12-15 | Jon Anderson | Wideband optical packet ring network |
| SE9902513L (sv) * | 1999-07-01 | 2000-08-28 | Ericsson Telefon Ab L M | Avstämbart optiskt filter samt förfarande för vågländsselektiv filtrering av optiska våglängskanaler |
| WO2001015484A1 (en) | 1999-08-23 | 2001-03-01 | Optical Coating Laboratory, Inc. | Hybrid optical add/drop multiplexing devices |
| WO2001046731A2 (en) * | 1999-10-20 | 2001-06-28 | Zolo Technologies, Inc. | Reconfigurable add/drop multiplexer for fiber optic networks |
| FR2800949B1 (fr) * | 1999-11-08 | 2002-04-12 | Cit Alcatel | Procede d'extraction de canal pour systeme de transmission optique a multiplex de longueurs d'onde et dispositifs appliquant ce procede |
| EP1252794A2 (en) * | 2000-07-26 | 2002-10-30 | Polatis Limited | Optical switch |
| DE10046585B4 (de) * | 2000-09-20 | 2007-10-25 | Siemens Ag | Modular erweiterbares optisches ADD-DROP-Modul |
| AUPR054500A0 (en) * | 2000-10-04 | 2000-10-26 | University Of Melbourne, The | Multichannel optical add-drop multiplexer |
| US20020051603A1 (en) * | 2000-10-18 | 2002-05-02 | Hajjar Roger A. | Free-space and integrated add-drop optical modules for optical wavelength-division multiplexed systems |
| KR100377199B1 (ko) * | 2000-10-27 | 2003-03-26 | 주식회사 케이티 | 파장가변 광신호 삽입/추출 장치 |
| US20040247239A1 (en) * | 2001-03-12 | 2004-12-09 | Louay Eldada | Hitless errorless trimmable dynamic optical add/drop multiplexer devices |
| CN100499433C (zh) * | 2001-04-23 | 2009-06-10 | 传送模式系统股份公司 | 光cwdm系统 |
| SE524863C2 (sv) | 2001-04-23 | 2004-10-12 | Transmode Systems Ab | Optiskt CWDM-system |
| WO2003100498A1 (fr) * | 2002-05-24 | 2003-12-04 | Hoya Corporation | Commutateur optique et unite optique de derivation/insertion l'utilisant |
| US7164817B2 (en) | 2002-05-24 | 2007-01-16 | Hoya Corporation | Optical switch and optical add/drop multiplexer using the same |
| CN100479356C (zh) * | 2002-08-02 | 2009-04-15 | 中国科学院上海微系统与信息技术研究所 | 一种基于微机电系统技术制作的光分插复用器 |
| US7248758B2 (en) * | 2005-06-08 | 2007-07-24 | Verizon Business Global Llc | Hitless tunable filter |
| CN101943770A (zh) * | 2010-08-23 | 2011-01-12 | 中兴通讯股份有限公司 | 光通道选择路由器 |
| US9442253B2 (en) * | 2012-06-28 | 2016-09-13 | Hewlett Packard Enterprise Development Lp | Optical shuffling |
| US9703048B2 (en) | 2015-07-07 | 2017-07-11 | Huawei Technologies Co., Ltd. | Apparatus and method for tuning optical components |
| US9766403B2 (en) | 2015-07-07 | 2017-09-19 | Huawei Technologies Co., Ltd. | Apparatus and method for tuning and switching between optical components |
| JP6708338B2 (ja) * | 2015-10-21 | 2020-06-10 | 国立研究開発法人産業技術総合研究所 | 波長選択スイッチ |
| CN107508696A (zh) * | 2017-07-11 | 2017-12-22 | 中国南方电网有限责任公司 | 一种提高hsr环网运维可靠性的装置及方法 |
| GB201803543D0 (en) | 2018-03-06 | 2018-04-18 | Neptune Subsea Ip Ltd | Submarine optical system |
| CN113193936B (zh) * | 2021-04-28 | 2023-06-27 | 武汉光迅科技股份有限公司 | 一种支持线路id功能的多播光开关组件及其实现方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1267645B1 (it) * | 1994-12-09 | 1997-02-07 | Cselt Centro Studi Lab Telecom | Struttura di comunicazione ad anello su vettore ottico e relativo nodo riconfigurabile. |
| FR2755253B1 (fr) * | 1996-10-24 | 1998-11-27 | Alsthom Cge Alcatel | Dispositif d'extraction-insertion de canaux de multiplex de longueurs d'onde |
-
1998
- 1998-09-18 CN CN98809283A patent/CN1273755A/zh active Pending
- 1998-09-18 KR KR1020007002890A patent/KR20010024132A/ko not_active Application Discontinuation
- 1998-09-18 CA CA002300886A patent/CA2300886A1/en not_active Abandoned
- 1998-09-18 EP EP98948319A patent/EP1016235A2/en not_active Withdrawn
- 1998-09-18 AU AU94913/98A patent/AU9491398A/en not_active Abandoned
- 1998-09-18 WO PCT/US1998/019457 patent/WO1999014879A2/en not_active Application Discontinuation
- 1998-09-18 JP JP2000512303A patent/JP2001517018A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP1016235A2 (en) | 2000-07-05 |
| WO1999014879A3 (en) | 1999-09-10 |
| AU9491398A (en) | 1999-04-05 |
| CN1273755A (zh) | 2000-11-15 |
| JP2001517018A (ja) | 2001-10-02 |
| WO1999014879A2 (en) | 1999-03-25 |
| KR20010024132A (ko) | 2001-03-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |