AU9491398A - 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 apparatusInfo
- Publication number
- AU9491398A AU9491398A AU94913/98A AU9491398A AU9491398A AU 9491398 A AU9491398 A AU 9491398A AU 94913/98 A AU94913/98 A AU 94913/98A AU 9491398 A AU9491398 A AU 9491398A AU 9491398 A AU9491398 A AU 9491398A
- Authority
- AU
- Australia
- Prior art keywords
- communications apparatus
- optical communications
- optical
- wavelength
- same
- 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 3
- 238000000034 method Methods 0.000 title 1
Classifications
-
- 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
-
- 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
-
- 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)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5921497P | 1997-09-18 | 1997-09-18 | |
US60059214 | 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 |
---|---|
AU9491398A true AU9491398A (en) | 1999-04-05 |
Family
ID=22021520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU94913/98A Abandoned AU9491398A (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 (en) |
JP (1) | JP2001517018A (en) |
KR (1) | KR20010024132A (en) |
CN (1) | CN1273755A (en) |
AU (1) | AU9491398A (en) |
CA (1) | CA2300886A1 (en) |
WO (1) | WO1999014879A2 (en) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU5721700A (en) * | 1999-02-23 | 2000-09-21 | 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 (en) * | 1999-07-01 | 2000-08-28 | Ericsson Telefon Ab L M | Tunable optical filter and method for wavelength selective filtering of optical wavelength channels |
AU7572500A (en) | 1999-08-23 | 2001-03-19 | Optical Coating Laboratory, Inc. | Hybrid optical add/drop multiplexing devices |
AU4900701A (en) * | 1999-10-20 | 2001-07-03 | Zolo Technologies, Inc. | Reconfigurable add/drop multiplexer for fiber optic networks |
FR2800949B1 (en) * | 1999-11-08 | 2002-04-12 | Cit Alcatel | CHANNEL EXTRACTION METHOD FOR WAVELENGTH MULTIPLEX OPTICAL TRANSMISSION SYSTEM AND DEVICES APPLYING THE SAME |
AU2002224557A1 (en) * | 2000-07-26 | 2002-02-05 | Polatis Limited | Optical switch |
DE10046585B4 (en) * | 2000-09-20 | 2007-10-25 | Siemens Ag | Modular expandable ADD-DROP optical module |
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 (en) * | 2000-10-27 | 2003-03-26 | 주식회사 케이티 | The Apparatus for Widely Tunable Optical Add-Drop Filtering |
US20040247239A1 (en) * | 2001-03-12 | 2004-12-09 | Louay Eldada | Hitless errorless trimmable dynamic optical add/drop multiplexer devices |
SE524863C2 (en) | 2001-04-23 | 2004-10-12 | Transmode Systems Ab | Optical coarse wavelength division multiplexing system has multiple logical optical rings that form multiplexed ring structure, such that each ring links several nodes of ring structure |
CN100499433C (en) * | 2001-04-23 | 2009-06-10 | 传送模式***股份公司 | Optical CWDM-system |
JP3939325B2 (en) * | 2002-05-24 | 2007-07-04 | Hoya株式会社 | Optical switch and optical add / drop device using the same |
US7164817B2 (en) | 2002-05-24 | 2007-01-16 | Hoya Corporation | Optical switch and optical add/drop multiplexer using the same |
CN100479356C (en) * | 2002-08-02 | 2009-04-15 | 中国科学院上海微***与信息技术研究所 | Optical ADM device based on microelectromechanical system and technique |
US7248758B2 (en) * | 2005-06-08 | 2007-07-24 | Verizon Business Global Llc | Hitless tunable filter |
CN101943770A (en) * | 2010-08-23 | 2011-01-12 | 中兴通讯股份有限公司 | Optical channel selection router |
CN104272618B (en) * | 2012-06-28 | 2017-08-25 | 慧与发展有限责任合伙企业 | Optics is shuffled |
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 (en) * | 2015-10-21 | 2020-06-10 | 国立研究開発法人産業技術総合研究所 | Wavelength selective switch |
CN107508696A (en) * | 2017-07-11 | 2017-12-22 | 中国南方电网有限责任公司 | A kind of device and method of raising HSR looped network O&M reliabilities |
GB201803543D0 (en) | 2018-03-06 | 2018-04-18 | Neptune Subsea Ip Ltd | Submarine optical system |
CN113193936B (en) * | 2021-04-28 | 2023-06-27 | 武汉光迅科技股份有限公司 | Multicast optical switch assembly supporting line ID function and implementation method thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1267645B1 (en) * | 1994-12-09 | 1997-02-07 | Cselt Centro Studi Lab Telecom | RING COMMUNICATION STRUCTURE ON OPTICAL VECTOR AND RELATIVE RECONFIGURABLE NODE. |
FR2755253B1 (en) * | 1996-10-24 | 1998-11-27 | Alsthom Cge Alcatel | WAVELENGTH MULTIPLEX CHANNEL EXTRACTION-INSERTION DEVICE |
-
1998
- 1998-09-18 EP EP98948319A patent/EP1016235A2/en not_active Withdrawn
- 1998-09-18 JP JP2000512303A patent/JP2001517018A/en not_active Withdrawn
- 1998-09-18 CN CN98809283A patent/CN1273755A/en active Pending
- 1998-09-18 CA CA002300886A patent/CA2300886A1/en not_active Abandoned
- 1998-09-18 WO PCT/US1998/019457 patent/WO1999014879A2/en not_active Application Discontinuation
- 1998-09-18 KR KR1020007002890A patent/KR20010024132A/en not_active Application Discontinuation
- 1998-09-18 AU AU94913/98A patent/AU9491398A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1999014879A3 (en) | 1999-09-10 |
WO1999014879A2 (en) | 1999-03-25 |
EP1016235A2 (en) | 2000-07-05 |
JP2001517018A (en) | 2001-10-02 |
KR20010024132A (en) | 2001-03-26 |
CA2300886A1 (en) | 1999-03-25 |
CN1273755A (en) | 2000-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |