CN1575618B - 用于波分复用(wdm)电信网络的光交换设备 - Google Patents
用于波分复用(wdm)电信网络的光交换设备 Download PDFInfo
- Publication number
- CN1575618B CN1575618B CN028210093A CN02821009A CN1575618B CN 1575618 B CN1575618 B CN 1575618B CN 028210093 A CN028210093 A CN 028210093A CN 02821009 A CN02821009 A CN 02821009A CN 1575618 B CN1575618 B CN 1575618B
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- mirror
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- 230000003287 optical effect Effects 0.000 title claims abstract description 33
- 230000005855 radiation Effects 0.000 claims abstract description 51
- 238000003491 array Methods 0.000 claims abstract description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 8
- 239000000969 carrier Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 239000013307 optical fiber Substances 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 10
- 238000011069 regeneration method Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
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- 230000005540 biological transmission Effects 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- 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
- G02B6/3566—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details involving bending a beam, e.g. with cantilever
-
- 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
- G02B6/29305—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 as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- 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
- G02B6/29305—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 as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29313—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 as bulk element, i.e. free space arrangement external to a light guide characterised by means for controlling the position or direction of light incident to or leaving the diffractive element, e.g. for varying the wavelength response
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- 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
- H04Q11/0005—Switch and router aspects
-
- 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
- G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
- G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
- G02B6/3518—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror the reflective optical element being an intrinsic part of a MEMS device, i.e. fabricated together with the MEMS device
-
- 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
- G02B6/3554—3D constellations, i.e. with switching elements and switched beams located in a volume
- G02B6/3556—NxM switch, i.e. regular arrays of switches elements of matrix type constellation
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
-
- 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
- H04Q11/0005—Switch and router aspects
- H04Q2011/0007—Construction
- H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
-
- 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
- H04Q11/0005—Switch and router aspects
- H04Q2011/0007—Construction
- H04Q2011/0024—Construction using space switching
-
- 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
- H04Q11/0005—Switch and router aspects
- H04Q2011/0007—Construction
- H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Communication System (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI2001A001817 | 2001-08-28 | ||
IT2001MI001817A ITMI20011817A1 (it) | 2001-08-28 | 2001-08-28 | Dispositivi per la commutazione ottica di lunghezze d'onda in reti ditelecomunicazione |
PCT/IB2002/003889 WO2003019974A1 (en) | 2001-08-28 | 2002-08-28 | Optical switching device for wavelength division multiplex (wdm) telecommunications network |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1575618A CN1575618A (zh) | 2005-02-02 |
CN1575618B true CN1575618B (zh) | 2010-04-28 |
Family
ID=11448306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN028210093A Expired - Fee Related CN1575618B (zh) | 2001-08-28 | 2002-08-28 | 用于波分复用(wdm)电信网络的光交换设备 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7106926B2 (zh) |
EP (1) | EP1428407B1 (zh) |
JP (1) | JP2005501495A (zh) |
CN (1) | CN1575618B (zh) |
AT (1) | ATE457114T1 (zh) |
CA (1) | CA2458722A1 (zh) |
DE (1) | DE60235281D1 (zh) |
IT (1) | ITMI20011817A1 (zh) |
WO (1) | WO2003019974A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7239774B1 (en) * | 2004-08-13 | 2007-07-03 | Lightconnect, Inc. | Optical steering element and method |
KR100640872B1 (ko) * | 2004-10-06 | 2006-11-02 | 엘지전자 주식회사 | 투사표시장치 |
ATE474241T1 (de) * | 2005-05-09 | 2010-07-15 | Lg Electronics Inc | Optisches system eines tragbaren projektors und mobiles kommunikationsendgerät damit |
EP1760513B1 (en) * | 2005-08-31 | 2010-07-28 | LG Electronics Inc. | Portable projector |
US8081875B2 (en) * | 2007-02-08 | 2011-12-20 | Jds Uniphase Corporation | Wavelength switch |
US8705960B2 (en) | 2007-02-08 | 2014-04-22 | Jds Uniphase Corporation | M×N wavelength selective switch (WSS) |
CN102804009A (zh) * | 2009-10-22 | 2012-11-28 | 耶路撒冷希伯来大学伊森姆研究发展公司 | 用于切换光通道的方法和系统 |
US8909047B2 (en) * | 2012-02-03 | 2014-12-09 | Lightfleet Corporation | Scalable optical broadcast interconnect |
CN109814208B (zh) * | 2019-03-29 | 2023-07-14 | 蘅东光通讯技术(深圳)股份有限公司 | 一种波长选择开关、波长选择方法及光交叉连接装置 |
JP7294461B2 (ja) * | 2020-02-04 | 2023-06-20 | 日本電信電話株式会社 | 波長クロスコネクト装置及び波長クロスコネクト方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1249871A (zh) * | 1997-01-08 | 2000-04-05 | 乔拉姆技术公司 | 可交换的波长路由器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4767625A (en) * | 1985-09-02 | 1988-08-30 | Kao Corporation | Lamella type single phase liquid crystal composition and oil-base cosmetic compositions using the same |
US5380455A (en) * | 1992-06-01 | 1995-01-10 | Kao Corporation | Detergent composition |
FR2755370B1 (fr) * | 1996-11-04 | 1998-12-04 | Oreal | Composition nettoyante sous la forme d'un gel transparent rincable |
US6204946B1 (en) * | 1997-08-21 | 2001-03-20 | Lucent Technologies Inc. | Reconfigurable wavelength division multiplex add/drop device using micromirrors |
US6212309B1 (en) * | 1998-01-24 | 2001-04-03 | Mitel Corporation | Optical cross point switch using deformable micromirror |
US6188814B1 (en) * | 1999-08-03 | 2001-02-13 | Lucent Technologies Inc. | Packaged microelectromechanical devices and systems |
US20010033707A1 (en) * | 2000-01-26 | 2001-10-25 | Patel C. Kumar N | System and method for optically switching/routing optical channels of any wavelength to any fiber |
US6330102B1 (en) * | 2000-03-24 | 2001-12-11 | Onix Microsystems | Apparatus and method for 2-dimensional steered-beam NxM optical switch using single-axis mirror arrays and relay optics |
US6816640B2 (en) * | 2000-09-29 | 2004-11-09 | Texas Instruments Incorporated | Optical add drop multiplexer |
US6731833B2 (en) * | 2001-01-16 | 2004-05-04 | T-Rex Enterprises Corp. | Optical cross connect switch |
US6694073B2 (en) * | 2001-04-13 | 2004-02-17 | Movaz Networks, Inc. | Reconfigurable free space wavelength cross connect |
US6640023B2 (en) * | 2001-09-27 | 2003-10-28 | Memx, Inc. | Single chip optical cross connect |
-
2001
- 2001-08-28 IT IT2001MI001817A patent/ITMI20011817A1/it unknown
-
2002
- 2002-08-28 JP JP2003524293A patent/JP2005501495A/ja active Pending
- 2002-08-28 US US10/488,339 patent/US7106926B2/en not_active Expired - Fee Related
- 2002-08-28 CA CA002458722A patent/CA2458722A1/en not_active Abandoned
- 2002-08-28 EP EP02796342A patent/EP1428407B1/en not_active Expired - Lifetime
- 2002-08-28 AT AT02796342T patent/ATE457114T1/de not_active IP Right Cessation
- 2002-08-28 WO PCT/IB2002/003889 patent/WO2003019974A1/en active Application Filing
- 2002-08-28 DE DE60235281T patent/DE60235281D1/de not_active Expired - Lifetime
- 2002-08-28 CN CN028210093A patent/CN1575618B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1249871A (zh) * | 1997-01-08 | 2000-04-05 | 乔拉姆技术公司 | 可交换的波长路由器 |
Non-Patent Citations (2)
Title |
---|
龚倩,徐荣.朗讯科技的先进光通信技术.通讯世界 2001年第1期.2001,(2001年第1期),40-42. |
龚倩,徐荣.朗讯科技的先进光通信技术.通讯世界 2001年第1期.2001,(2001年第1期),40-42. * |
Also Published As
Publication number | Publication date |
---|---|
DE60235281D1 (de) | 2010-03-25 |
EP1428407A1 (en) | 2004-06-16 |
ATE457114T1 (de) | 2010-02-15 |
ITMI20011817A0 (it) | 2001-08-28 |
CA2458722A1 (en) | 2003-03-06 |
EP1428407B1 (en) | 2010-02-03 |
CN1575618A (zh) | 2005-02-02 |
ITMI20011817A1 (it) | 2003-02-28 |
WO2003019974A1 (en) | 2003-03-06 |
JP2005501495A (ja) | 2005-01-13 |
US7106926B2 (en) | 2006-09-12 |
US20050117837A1 (en) | 2005-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: L.M. ERICSSON CO., LTD. Free format text: FORMER OWNER: MARCONI COMMUNICATIONS LTD. Effective date: 20070309 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070309 Address after: Stockholm Applicant after: Erisson Address before: Italy Genoa Applicant before: Marconi Communications Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20160828 |
|
CF01 | Termination of patent right due to non-payment of annual fee |