DE69938375D1 - Wellenlängenabstimmbare Filtervorrichtung - Google Patents

Wellenlängenabstimmbare Filtervorrichtung

Info

Publication number
DE69938375D1
DE69938375D1 DE69938375T DE69938375T DE69938375D1 DE 69938375 D1 DE69938375 D1 DE 69938375D1 DE 69938375 T DE69938375 T DE 69938375T DE 69938375 T DE69938375 T DE 69938375T DE 69938375 D1 DE69938375 D1 DE 69938375D1
Authority
DE
Germany
Prior art keywords
filter device
tunable filter
wavelength tunable
wavelength
tunable
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 - Fee Related
Application number
DE69938375T
Other languages
English (en)
Other versions
DE69938375T2 (de
Inventor
Masanori Iida
Hiroyuki Asakura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69938375D1 publication Critical patent/DE69938375D1/de
Publication of DE69938375T2 publication Critical patent/DE69938375T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G02B6/29304—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
    • G02B6/29311—Diffractive element operating in 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
    • G02B6/29305—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
    • G02B6/29314—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 by moving or modifying the diffractive element, e.g. deforming
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE69938375T 1998-05-20 1999-05-19 Wellenlängenabstimmbare Filtervorrichtung Expired - Fee Related DE69938375T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13880398A JP3895868B2 (ja) 1998-05-20 1998-05-20 波長可変フィルタ装置
JP13880398 1998-05-20

Publications (2)

Publication Number Publication Date
DE69938375D1 true DE69938375D1 (de) 2008-04-30
DE69938375T2 DE69938375T2 (de) 2009-04-16

Family

ID=15230610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69938375T Expired - Fee Related DE69938375T2 (de) 1998-05-20 1999-05-19 Wellenlängenabstimmbare Filtervorrichtung

Country Status (4)

Country Link
US (1) US6430340B1 (de)
EP (1) EP0959376B1 (de)
JP (1) JP3895868B2 (de)
DE (1) DE69938375T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2365994B (en) * 2000-08-18 2002-10-30 Marconi Comm Ltd Tunable optical filter
US6983090B2 (en) * 2002-03-21 2006-01-03 Jds Uniphase Inc. High resolution tunable optical filter
US6941040B2 (en) * 2002-06-05 2005-09-06 Raytheon Company Selectable filter module for optical fiber transmission system, and method of filtering light
DE102006041865A1 (de) * 2006-09-06 2008-03-27 Siemens Ag Optische Einrichtung zur Überwachung einer drehbaren Welle mit gerichteter Achse

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2733399B2 (ja) * 1991-12-04 1998-03-30 シャープ株式会社 光ピックアップ装置、及びホログラム素子
DE69315864T2 (de) * 1992-02-04 1998-09-03 Matsushita Electric Ind Co Ltd Faseroptische Vorrichtung zur Wellenlängenselektion
JPH05241083A (ja) * 1992-02-28 1993-09-21 Sumitomo Cement Co Ltd 波長可変フィルタとその製作方法
JP3322712B2 (ja) * 1993-01-14 2002-09-09 松下電器産業株式会社 光チューナの起動方法及び光チューナ
EP0682278A1 (de) * 1994-05-13 1995-11-15 BRITISH TELECOMMUNICATIONS public limited company Optisches Filter

Also Published As

Publication number Publication date
JP3895868B2 (ja) 2007-03-22
EP0959376A3 (de) 2000-11-15
US6430340B1 (en) 2002-08-06
DE69938375T2 (de) 2009-04-16
EP0959376A2 (de) 1999-11-24
EP0959376B1 (de) 2008-03-19
JPH11326642A (ja) 1999-11-26
US20020071634A1 (en) 2002-06-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee