SE512226C2 - Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk - Google Patents

Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk

Info

Publication number
SE512226C2
SE512226C2 SE9802254A SE9802254A SE512226C2 SE 512226 C2 SE512226 C2 SE 512226C2 SE 9802254 A SE9802254 A SE 9802254A SE 9802254 A SE9802254 A SE 9802254A SE 512226 C2 SE512226 C2 SE 512226C2
Authority
SE
Sweden
Prior art keywords
wavelength
access
waveguide
selective cross
guide
Prior art date
Application number
SE9802254A
Other languages
English (en)
Swedish (sv)
Other versions
SE9802254D0 (sv
SE9802254L (sv
Inventor
Torsten Augustsson
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9802254A priority Critical patent/SE512226C2/sv
Publication of SE9802254D0 publication Critical patent/SE9802254D0/xx
Priority to TW087114642A priority patent/TW391088B/zh
Priority to JP2000556465A priority patent/JP2002519721A/ja
Priority to DE69939319T priority patent/DE69939319D1/de
Priority to CA002336171A priority patent/CA2336171A1/en
Priority to KR1020007014635A priority patent/KR20010043990A/ko
Priority to AU49405/99A priority patent/AU4940599A/en
Priority to CNB998078492A priority patent/CN1179510C/zh
Priority to PCT/SE1999/001056 priority patent/WO1999067907A1/en
Priority to EP99933338A priority patent/EP1090471B1/en
Priority to US09/339,168 priority patent/US6292599B1/en
Publication of SE9802254L publication Critical patent/SE9802254L/xx
Publication of SE512226C2 publication Critical patent/SE512226C2/sv
Priority to HK02100770.4A priority patent/HK1039227B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2581—Multimode transmission
    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • 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
    • G02B6/29355—Cascade arrangement of interferometers
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • 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
    • G02B6/28—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
    • 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
    • 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
    • H04Q2011/0022—Construction using fibre gratings

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
SE9802254A 1998-06-25 1998-06-25 Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk SE512226C2 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9802254A SE512226C2 (sv) 1998-06-25 1998-06-25 Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk
TW087114642A TW391088B (en) 1998-06-25 1998-09-03 Wavelength selective switching element
EP99933338A EP1090471B1 (en) 1998-06-25 1999-06-14 Method and wavelength selective switching for switching optical wavelengths
AU49405/99A AU4940599A (en) 1998-06-25 1999-06-14 Method and wavelength selective switching for switching optical wavelengths
DE69939319T DE69939319D1 (de) 1998-06-25 1999-06-14 Durchschaltung optischer wellenlängen
CA002336171A CA2336171A1 (en) 1998-06-25 1999-06-14 Method and wavelength selective switching for switching optical wavelengths
KR1020007014635A KR20010043990A (ko) 1998-06-25 1999-06-14 광 파장을 스위칭하는 방법 및 파장 선택 스위칭
JP2000556465A JP2002519721A (ja) 1998-06-25 1999-06-14 光波長のスイッチング方法と波長選択スイッチ
CNB998078492A CN1179510C (zh) 1998-06-25 1999-06-14 用于交换光波长的方法和波长选择开关
PCT/SE1999/001056 WO1999067907A1 (en) 1998-06-25 1999-06-14 Method and wavelength selective switching for switching optical wavelengths
US09/339,168 US6292599B1 (en) 1998-06-25 1999-06-24 Wavelength selective switching element
HK02100770.4A HK1039227B (zh) 1998-06-25 2002-01-31 用於交換光波長的方法和波長選擇開關

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9802254A SE512226C2 (sv) 1998-06-25 1998-06-25 Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk

Publications (3)

Publication Number Publication Date
SE9802254D0 SE9802254D0 (sv) 1998-06-25
SE9802254L SE9802254L (sv) 1999-12-26
SE512226C2 true SE512226C2 (sv) 2000-02-14

Family

ID=20411831

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9802254A SE512226C2 (sv) 1998-06-25 1998-06-25 Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk

Country Status (12)

Country Link
US (1) US6292599B1 (zh)
EP (1) EP1090471B1 (zh)
JP (1) JP2002519721A (zh)
KR (1) KR20010043990A (zh)
CN (1) CN1179510C (zh)
AU (1) AU4940599A (zh)
CA (1) CA2336171A1 (zh)
DE (1) DE69939319D1 (zh)
HK (1) HK1039227B (zh)
SE (1) SE512226C2 (zh)
TW (1) TW391088B (zh)
WO (1) WO1999067907A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE513095C2 (sv) * 1998-10-02 2000-07-10 Ericsson Telefon Ab L M Förfarande och anordning för WDM-sändning och -mottagning
JP4519248B2 (ja) * 2000-03-14 2010-08-04 富士通株式会社 光導波路付光学装置
US7676157B2 (en) * 2001-03-16 2010-03-09 Meriton Networks Us Inc. Method and apparatus for providing gain equalization to an optical signal in an optical communication system
SE523638C2 (sv) * 2001-09-28 2004-05-04 Ericsson Telefon Ab L M Omkopplare baserad på flermodsinterferensvågledare
SE0202160D0 (sv) * 2002-07-10 2002-07-10 Proximion Fiber Optics Ab Wavelength selective switch
US7715711B2 (en) * 2006-05-25 2010-05-11 Fujitsu Limited Wavelength selective switch design configurations for mesh light-trails

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5044715A (en) * 1989-02-07 1991-09-03 Nippon Telegraph And Telephone Corporation Guided-wave optical branching components and optical switches
US5446809A (en) * 1994-09-23 1995-08-29 United Technologies Corporation All fiber wavelength selective optical switch
US5703975A (en) * 1995-06-09 1997-12-30 Corning Incorporated Interferometric switch

Also Published As

Publication number Publication date
DE69939319D1 (de) 2008-09-25
AU4940599A (en) 2000-01-10
US6292599B1 (en) 2001-09-18
EP1090471A1 (en) 2001-04-11
SE9802254D0 (sv) 1998-06-25
HK1039227B (zh) 2005-08-05
KR20010043990A (ko) 2001-05-25
CN1179510C (zh) 2004-12-08
EP1090471B1 (en) 2008-08-13
TW391088B (en) 2000-05-21
SE9802254L (sv) 1999-12-26
JP2002519721A (ja) 2002-07-02
WO1999067907A1 (en) 1999-12-29
CN1307767A (zh) 2001-08-08
HK1039227A1 (en) 2002-04-12
CA2336171A1 (en) 1999-12-29

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