WO2009004702A1 - 波長選択スイッチを用いた光遅延装置 - Google Patents

波長選択スイッチを用いた光遅延装置 Download PDF

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Publication number
WO2009004702A1
WO2009004702A1 PCT/JP2007/063177 JP2007063177W WO2009004702A1 WO 2009004702 A1 WO2009004702 A1 WO 2009004702A1 JP 2007063177 W JP2007063177 W JP 2007063177W WO 2009004702 A1 WO2009004702 A1 WO 2009004702A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal light
wavelength
given
amount
group delay
Prior art date
Application number
PCT/JP2007/063177
Other languages
English (en)
French (fr)
Inventor
Akira Miura
Hiroki Ooi
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/063177 priority Critical patent/WO2009004702A1/ja
Publication of WO2009004702A1 publication Critical patent/WO2009004702A1/ja

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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
    • G02B6/26—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
    • 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
    • G02B6/29346—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
    • G02B6/29358—Multiple beam interferometer external to a light guide, e.g. Fabry-Pérot, etalon, VIPA plate, OTDL plate, continuous interferometer, parallel plate 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
    • G02B6/35—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
    • 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
    • G02B6/3558—1xN switch, i.e. one input and a selectable single output of N possible outputs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)

Abstract

　本発明の光遅延装置は、入力ポートに与えられるＷＤＭ光を分光光学系で波長毎に分離し焦点レンズで集光して各波長に対応した可動ミラーで反射する。各可動ミラーの反射面は、入射される信号光の出力先のポート位置および当該信号光に与える群遅延量に対応させて制御され、該反射面の角度によって決まる信号光経路を反射光が伝播する途中で、多重反射板等により信号光経路に応じた群遅延量が各波長の信号光に与えられ、該信号光が所要の出力ポートに導かれる。これにより、位相リップルの発生を抑えながら波長毎に異なる群遅延量を信号光に与えることが可能になる。
PCT/JP2007/063177 2007-06-29 2007-06-29 波長選択スイッチを用いた光遅延装置 WO2009004702A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/063177 WO2009004702A1 (ja) 2007-06-29 2007-06-29 波長選択スイッチを用いた光遅延装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/063177 WO2009004702A1 (ja) 2007-06-29 2007-06-29 波長選択スイッチを用いた光遅延装置

Publications (1)

Publication Number Publication Date
WO2009004702A1 true WO2009004702A1 (ja) 2009-01-08

Family

ID=40225772

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/063177 WO2009004702A1 (ja) 2007-06-29 2007-06-29 波長選択スイッチを用いた光遅延装置

Country Status (1)

Country Link
WO (1) WO2009004702A1 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001313607A (ja) * 2000-04-27 2001-11-09 Nec Corp 分散補償器
JP2003515187A (ja) * 1999-11-16 2003-04-22 ネットワーク フォトニクス， インコーポレイテッド 波長ルータ
JP2005077595A (ja) * 2003-08-29 2005-03-24 Jeneshia:Kk 光信号処理器
JP2005292174A (ja) * 2004-03-31 2005-10-20 Fujitsu Ltd 可変波長分散補償器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003515187A (ja) * 1999-11-16 2003-04-22 ネットワーク フォトニクス， インコーポレイテッド 波長ルータ
JP2001313607A (ja) * 2000-04-27 2001-11-09 Nec Corp 分散補償器
JP2005077595A (ja) * 2003-08-29 2005-03-24 Jeneshia:Kk 光信号処理器
JP2005292174A (ja) * 2004-03-31 2005-10-20 Fujitsu Ltd 可変波長分散補償器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEILSON D.T. ET AL.: "MEMS-Based Channelized Dispersion Compensator With Flat Passbands", JOURNAL OF LIGHTWAVE TECHNOLOGY, vol. 22, no. 1, 2004, pages 101 - 105, XP011107621 *

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