DE60114387D1 - Einrichtung und verfahren zum optischen add/drop-multiplexen - Google Patents
Einrichtung und verfahren zum optischen add/drop-multiplexenInfo
- Publication number
- DE60114387D1 DE60114387D1 DE60114387T DE60114387T DE60114387D1 DE 60114387 D1 DE60114387 D1 DE 60114387D1 DE 60114387 T DE60114387 T DE 60114387T DE 60114387 T DE60114387 T DE 60114387T DE 60114387 D1 DE60114387 D1 DE 60114387D1
- Authority
- DE
- Germany
- Prior art keywords
- advance
- channel
- optical add
- wavelength
- drop
- 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
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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- 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
- G02B6/29379—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
- H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or 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
- H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or 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
- H04J14/0215—Architecture aspects
- H04J14/0219—Modular or upgradable architectures
-
- 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
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
- G02F2201/307—Reflective grating, i.e. Bragg grating
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/05—Function characteristic wavelength dependent
- G02F2203/055—Function characteristic wavelength dependent wavelength filtering
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/58—Multi-wavelength, e.g. operation of the device at a plurality of wavelengths
- G02F2203/585—Add/drop devices
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0001050 | 2000-03-24 | ||
SE0001050A SE0001050L (sv) | 2000-03-24 | 2000-03-24 | Anordning och förfarande för optisk add/drop-multiplexering |
PCT/SE2001/000574 WO2001073994A1 (en) | 2000-03-24 | 2001-03-20 | Device and method for optical add/drop multiplexing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60114387D1 true DE60114387D1 (de) | 2005-12-01 |
DE60114387T2 DE60114387T2 (de) | 2006-07-27 |
Family
ID=20279002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60114387T Expired - Lifetime DE60114387T2 (de) | 2000-03-24 | 2001-03-20 | Einrichtung und verfahren zum optischen add/drop-multiplexen |
Country Status (8)
Country | Link |
---|---|
US (1) | US7330658B2 (de) |
EP (1) | EP1266471B1 (de) |
AT (1) | ATE308170T1 (de) |
AU (1) | AU2001242953A1 (de) |
DE (1) | DE60114387T2 (de) |
SE (1) | SE0001050L (de) |
TW (1) | TW494648B (de) |
WO (1) | WO2001073994A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6996310B2 (en) | 1997-06-09 | 2006-02-07 | Cambrius, Inc. | Directional-coupler assisted add/drop filter with induced on/off switching and modulation |
SE521419C2 (sv) * | 2001-11-09 | 2003-10-28 | Ericsson Telefon Ab L M | MMI-baserad anordning |
US7356219B2 (en) | 2002-12-31 | 2008-04-08 | Pirelli & C. S.P.A. | Integrated optical add/drop device having switching function |
JP6372142B2 (ja) * | 2014-04-11 | 2018-08-15 | 沖電気工業株式会社 | 光波長分波器 |
US10045354B2 (en) | 2016-03-24 | 2018-08-07 | Starkey Laboratories, Inc. | Adaptive channel mapping for wireless communications |
WO2021148637A1 (en) * | 2020-01-22 | 2021-07-29 | Rockley Photonics Limited | Demultiplexer |
US11675134B1 (en) * | 2020-05-01 | 2023-06-13 | Skorpios Technologies, Inc. | Optical bandpass filter based on reflective devices |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5513029A (en) * | 1994-06-16 | 1996-04-30 | Northern Telecom Limited | Method and apparatus for monitoring performance of optical transmission systems |
IT1272846B (it) * | 1994-11-25 | 1997-06-30 | Pirelli Cavi Spa | "sistema e metodo di telecomunicazione a multiplazione di lunghezza d'onda, con separazione controllata dei canali in uscita e per la determinazione del rapporto segnale/rumore ottico" |
US5745274A (en) * | 1995-12-27 | 1998-04-28 | Lucent Technologies Inc. | Maintenance of optical networks |
SE508871C2 (sv) * | 1997-03-07 | 1998-11-09 | Ericsson Telefon Ab L M | Förfarande och anordning för omkoppling av optiska våglängdsmultiplexerade kanaler |
US6351581B1 (en) * | 1998-03-17 | 2002-02-26 | Agere Systems Optoelectronics Guardian Corp. | Optical add-drop multiplexer having an interferometer structure |
-
2000
- 2000-03-24 SE SE0001050A patent/SE0001050L/xx not_active IP Right Cessation
- 2000-04-10 TW TW089106620A patent/TW494648B/zh not_active IP Right Cessation
-
2001
- 2001-03-20 WO PCT/SE2001/000574 patent/WO2001073994A1/en active IP Right Grant
- 2001-03-20 AU AU2001242953A patent/AU2001242953A1/en not_active Abandoned
- 2001-03-20 DE DE60114387T patent/DE60114387T2/de not_active Expired - Lifetime
- 2001-03-20 US US10/239,410 patent/US7330658B2/en not_active Expired - Fee Related
- 2001-03-20 AT AT01916010T patent/ATE308170T1/de not_active IP Right Cessation
- 2001-03-20 EP EP01916010A patent/EP1266471B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE60114387T2 (de) | 2006-07-27 |
TW494648B (en) | 2002-07-11 |
US20040037563A1 (en) | 2004-02-26 |
ATE308170T1 (de) | 2005-11-15 |
WO2001073994A1 (en) | 2001-10-04 |
SE514903C2 (sv) | 2001-05-14 |
SE0001050L (sv) | 2001-05-14 |
US7330658B2 (en) | 2008-02-12 |
EP1266471A1 (de) | 2002-12-18 |
SE0001050D0 (sv) | 2000-03-24 |
AU2001242953A1 (en) | 2001-10-08 |
EP1266471B1 (de) | 2005-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE9703107D0 (sv) | Arrangement and method relating to optical transmission | |
DK1288685T3 (da) | Optisk fiber til et bølgelængdemultipleksing-transmissionssystem | |
WO2002067475A3 (en) | Wavelength division multiplexed device | |
WO2002030026A1 (fr) | Systeme de communication optique a multiplexage en longueur d'onde | |
DE60035743D1 (de) | Optische Vorrichtung zum Einfügen/Abzweigen für Ringnetzwerke, die eine Wellenlängenmultiplexierung verwenden | |
AU2001296375A1 (en) | Bidirectional wdm optical communication system with bidirectional add-drop multiplexing | |
EP1557965A3 (de) | Wellenlängenmultiplexsystem | |
WO2004010175A3 (en) | East-west separable, reconfigurable optical add/drop multiplexer | |
WO2007064241A8 (fr) | Multiplexeur optique commande d'entree / sortie | |
EP1168013A3 (de) | Wellenleiter-Gitter Anordnung und diese Anordnung enthaltender Multiplexer-Demultiplexer | |
EP1311881A4 (de) | OPTISCHE FASER FüR OPTISCHE WELLENLäNGEN-MULTIPLEX-ÜBERTRAGUNGSSYSTEME MIT DICHT BENACHBARTEN KANÄLEN | |
DE60114387D1 (de) | Einrichtung und verfahren zum optischen add/drop-multiplexen | |
MXPA02000658A (es) | Conmutador optico multifuncional(multiplexor/demultiplexor por division de longitud de onda, multiplexor add-drop y dispositivo de interconexion) y su metodo de fabricacion. | |
DE60121593D1 (de) | Durch bragg-gitter unterstützter mmimi-koppler für das abstimmbare add/drop-multiplexen | |
SE9803212L (sv) | Avstämbar add/drop-mux | |
ATE370565T1 (de) | Vorrichtung und verfahren zur wellenlängenselektive schaltung | |
WO2002071671A3 (en) | Wavelength division multiplexing add-drop multiplexer using an optical tapped delay line | |
WO2004102237A3 (en) | Optical pulse compressor based on integrated planar lightwave circuit: method, device, and systems | |
GB0503797D0 (en) | Array waveguide type wavelength multiplexing/demultiplexing device and optical transmission device | |
ATE323985T1 (de) | Optisches wdm ringnetzwerk zur durch lokale zustandsschaltung gesicherten signalübertragung bei erfassung einer lokalen unterbrechung | |
AU8449101A (en) | Optical waveguide diffraction grating device, method for fabricating optical waveguide diffraction grating device, multiplexing/demultiplexing module, and optical transmission system | |
AU2001284491A1 (en) | Optical waveguide diffraction grating device, method for fabricating optical waveguide diffraction grating device, multiplexing/demultiplexing module, and optical transmission system | |
DE60102576D1 (de) | Lichtwellenleiter-übertragungseinrichtung mit wellenlängenmultiplex | |
ATE288594T1 (de) | Konfigurierbare optische vorrichtung für wellenlängenmultiplexnetzwerke | |
DE10195443D2 (de) | Lichtwellenleiterkabel und Verfahrfen zum Übertragen von optischen Signalen, insbesondere nach der Wellenlängenmultiplextechnik |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |