DE69829038D1 - Abstimmbares optisches Filter - Google Patents

Abstimmbares optisches Filter

Info

Publication number
DE69829038D1
DE69829038D1 DE69829038T DE69829038T DE69829038D1 DE 69829038 D1 DE69829038 D1 DE 69829038D1 DE 69829038 T DE69829038 T DE 69829038T DE 69829038 T DE69829038 T DE 69829038T DE 69829038 D1 DE69829038 D1 DE 69829038D1
Authority
DE
Germany
Prior art keywords
optical filter
tunable optical
tunable
filter
optical
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
Application number
DE69829038T
Other languages
English (en)
Other versions
DE69829038T2 (de
Inventor
Takafumi Terahara
Nobuhiro Fukushima
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69829038D1 publication Critical patent/DE69829038D1/de
Publication of DE69829038T2 publication Critical patent/DE69829038T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/01—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 intensity, phase, polarisation or colour 
    • G02F1/09—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 intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • 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
    • G02F1/01—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 intensity, phase, polarisation or colour 
    • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S2301/00—Functional characteristics
    • H01S2301/04—Gain spectral shaping, flattening
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE69829038T 1998-01-23 1998-08-03 Abstimmbares optischer Filter Expired - Lifetime DE69829038T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP01179598A JP3779054B2 (ja) 1998-01-23 1998-01-23 可変光学フィルタ
JP1179598 1998-01-23

Publications (2)

Publication Number Publication Date
DE69829038D1 true DE69829038D1 (de) 2005-03-24
DE69829038T2 DE69829038T2 (de) 2006-02-09

Family

ID=11787839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829038T Expired - Lifetime DE69829038T2 (de) 1998-01-23 1998-08-03 Abstimmbares optischer Filter

Country Status (5)

Country Link
US (3) US6339492B1 (de)
EP (2) EP1202106A1 (de)
JP (1) JP3779054B2 (de)
CN (1) CN1167970C (de)
DE (1) DE69829038T2 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3779054B2 (ja) 1998-01-23 2006-05-24 富士通株式会社 可変光学フィルタ
JP3638777B2 (ja) 1998-02-04 2005-04-13 富士通株式会社 利得等化のための方法並びに該方法の実施に使用する装置及びシステム
JP3737628B2 (ja) 1998-03-20 2006-01-18 富士通株式会社 利得等価器及び光増幅器
JP2001075063A (ja) * 1999-09-02 2001-03-23 Fujitsu Ltd ファラデー回転子
JP2001251245A (ja) 2000-03-03 2001-09-14 Fujitsu Ltd 波長分割多重光通信システムにおける伝送特性均一化装置、及び伝送特性均一化方法
US6522456B2 (en) 2001-05-04 2003-02-18 Corning Applied Technologies, Inc. Dynamic optical filter
WO2002027370A1 (en) * 2000-06-30 2002-04-04 Nortel Networks (Photonics) Pty Ltd Optical filter for frequency dependent filtering
WO2002014939A1 (fr) * 2000-08-11 2002-02-21 Fdk Corporation Dispositif de rotation faraday et dispositif optique renfermant celui-ci
WO2002029477A1 (fr) * 2000-10-04 2002-04-11 Mitsubishi Denki Kabushiki Kaisha Attenuateur optique variable
US6646795B1 (en) * 2000-11-20 2003-11-11 Nortel Networks Limited Optical amplifier
US6568597B2 (en) * 2000-11-29 2003-05-27 Symbol Technologies, Inc. Scanning system with adjustable optical characteristics
TW499591B (en) * 2000-12-30 2002-08-21 Ind Tech Res Inst Apparatus and method for polarization independent acousto-optical tunable filtering
JP4541574B2 (ja) 2001-02-07 2010-09-08 富士通株式会社 光中継伝送システムおよび光中継伝送方法
US7023611B2 (en) * 2001-02-16 2006-04-04 Ezconn Corporation Optical equalization with beam counter-propagation
JP2002268028A (ja) * 2001-03-09 2002-09-18 Furukawa Electric Co Ltd:The 可変光学フィルタユニットおよび可変利得等化システム
JPWO2002079865A1 (ja) * 2001-03-28 2004-09-09 Fdk株式会社 可変光等化器および光多重伝送システム
US6529326B2 (en) * 2001-06-13 2003-03-04 Jds Uniphase Corporation Tunable optical filter
JP2003035891A (ja) * 2001-07-23 2003-02-07 Anritsu Corp 旋光装置
JP2003121807A (ja) * 2001-10-12 2003-04-23 Fujitsu Ltd 可変偏光面回転子およびそれを用いた光デバイス
US7002752B2 (en) * 2001-11-30 2006-02-21 Colorlink, Inc. Three-panel color management systems and methods
US6961179B2 (en) * 2001-11-30 2005-11-01 Colorlink, Inc. Compensated color management systems and methods
US6816309B2 (en) * 2001-11-30 2004-11-09 Colorlink, Inc. Compensated color management systems and methods
JP3933965B2 (ja) 2002-03-14 2007-06-20 富士通株式会社 波長特性可変装置、光増幅器および光伝送システム
US6987896B1 (en) * 2002-04-09 2006-01-17 Oplink Communications, Inc. Optical isolator
JP4166036B2 (ja) 2002-05-21 2008-10-15 富士通株式会社 透過波長特性可変の光学素子、並びに、それを用いた波長特性可変装置、光増幅器および光伝送システム
JP4156280B2 (ja) 2002-06-10 2008-09-24 富士通株式会社 可変光学フィルタ
JP3771228B2 (ja) * 2002-08-12 2006-04-26 Ｔｄｋ株式会社 磁気光学光部品
US6977763B1 (en) * 2002-11-05 2005-12-20 Finisar Corporation Free-space optical isolator with integrated quarter-wave plate
FI20022249A (fi) * 2002-12-20 2004-06-21 Chun Ye Virittimiä, viritettäviä polarointi-interferenssisuodattimia ja viritysmenetelmiä
US20070268234A1 (en) * 2003-03-28 2007-11-22 Sharp Kabushiki Kaisha Display Device
TW594361B (en) * 2003-04-28 2004-06-21 Univ Nat Taiwan Science Tech Simultaneous optical isolation and channel monitoring technique for DWDM systems
JP2004361818A (ja) * 2003-06-06 2004-12-24 Fujitsu Ltd 信号光送出部
GB2403812A (en) * 2003-07-09 2005-01-12 Justin Noel Staines Electrically controllable colour filter
CN100405104C (zh) * 2003-12-15 2008-07-23 中国科学院上海光学精密机械研究所 基于空间双折射元件的可调谐带通滤波器
CN100392447C (zh) * 2003-12-24 2008-06-04 招远招金光电子科技有限公司 低偏振相关损耗的宽范围内波长可调光学滤波器
US7444040B2 (en) * 2004-01-23 2008-10-28 Tdk Corporation Magneto-optical component
US20050180672A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Apparatus, Method, and Computer Program Product For Multicolor Structured Waveguide
US20050185877A1 (en) * 2004-02-12 2005-08-25 Panorama Flat Ltd. Apparatus, Method, and Computer Program Product For Structured Waveguide Switching Matrix
US20060056792A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for structured waveguide including intra/inter contacting regions
US20050201679A1 (en) * 2004-02-12 2005-09-15 Panorama Flat Ltd. System, method, and computer program product for structured waveguide including modified output regions
US20060056793A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for structured waveguide including nonlinear effects
US20050180673A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Faraday structured waveguide
US20050180723A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Apparatus, method, and computer program product for structured waveguide including holding bounding region
US20050201705A1 (en) * 2004-02-12 2005-09-15 Panorama Flat Ltd. Apparatus, method, and computer program product for structured waveguide including recursion zone
US7254287B2 (en) * 2004-02-12 2007-08-07 Panorama Labs, Pty Ltd. Apparatus, method, and computer program product for transverse waveguided display system
US20060056794A1 (en) * 2004-02-12 2006-03-16 Panorama Flat Ltd. System, method, and computer program product for componentized displays using structured waveguides
US20050180675A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Limited, A Western Australia Corporation Apparatus, method, and computer program product for structured waveguide including performance_enhancing bounding region
US20050201651A1 (en) * 2004-02-12 2005-09-15 Panorama Flat Ltd. Apparatus, method, and computer program product for integrated influencer element
US20050201654A1 (en) * 2004-02-12 2005-09-15 Panorama Flat Ltd. Apparatus, method, and computer program product for substrated waveguided display system
US7099547B2 (en) * 2004-02-12 2006-08-29 Panorama Labs Pty Ltd Apparatus, method, and computer program product for structured waveguide transport using microbubbles
US20050201698A1 (en) * 2004-02-12 2005-09-15 Panorama Flat Ltd. System, method, and computer program product for faceplate for structured waveguide system
US7224854B2 (en) * 2004-02-12 2007-05-29 Panorama Labs Pty. Ltd. System, method, and computer program product for structured waveguide including polarizer region
US20050180722A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Apparatus, method, and computer program product for structured waveguide transport
US20050180674A1 (en) * 2004-02-12 2005-08-18 Panorama Flat Ltd. Faraday structured waveguide display
US7197208B2 (en) * 2004-04-13 2007-03-27 Agilent Technologies Wavelength tunable light sources and methods of operating the same
US20060050747A1 (en) * 2004-09-08 2006-03-09 Trutna William R Jr Frequency-tunable light sources and methods of generating frequency-tunable light
WO2006096598A2 (en) * 2005-03-04 2006-09-14 Colorlink Inc. Four panel projection system
CN1333285C (zh) * 2005-03-25 2007-08-22 清华大学 一种偏振控制器及其应用
US20090028555A1 (en) 2007-07-27 2009-01-29 Azea Networks Limited Optical filter
US20090207470A1 (en) * 2008-01-08 2009-08-20 Vance Joseph D Two-photon-absorption optical filter
US7884944B2 (en) * 2008-01-08 2011-02-08 Vance Joseph D Two-photon-absorption dispersion spectrometer
JPWO2010016541A1 (ja) * 2008-08-06 2012-01-26 株式会社精工技研 偏光依存型光アイソレータ用非相反ユニット及び偏光依存型光アイソレータ
JP5305386B2 (ja) * 2008-12-22 2013-10-02 Ｆｄｋ株式会社 磁気光学光変調器
JP5233953B2 (ja) * 2009-10-27 2013-07-10 富士通オプティカルコンポーネンツ株式会社 遅延干渉計、受信機、及び遅延干渉方法
CN102012569A (zh) * 2010-10-18 2011-04-13 西南交通大学 高旁瓣抑制比且多参数独立可调的微波光子梳状滤波器
JP5852875B2 (ja) * 2011-12-21 2016-02-03 Fdk株式会社 光変調器
CN105490140B (zh) * 2016-01-19 2019-05-14 中国工程物理研究院激光聚变研究中心 一种可调光谱调制器及其用途
CN107069402B (zh) * 2017-01-23 2019-03-22 中国工程物理研究院上海激光等离子体研究所 基于双折射滤波的增益平坦宽带钕玻璃放大器及增益方法
US10992097B2 (en) * 2017-06-09 2021-04-27 Honeywell International Inc. Apparatus and method for an optical resonator with an integrated Bragg grating
CN109960072A (zh) * 2017-12-22 2019-07-02 深超光电（深圳）有限公司 偏光片及使用该偏光片的液晶显示装置
JP7387149B2 (ja) * 2019-10-29 2023-11-28 湖北工業株式会社 傾斜利得等化器
US20230006407A1 (en) * 2021-06-30 2023-01-05 Nufern Apparatus and method for spectrally shaping a laser beam

Family Cites Families (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197008A (en) * 1977-12-27 1980-04-08 Hughes Aircraft Company Electro-optic tunable optical filter
US4239329A (en) * 1978-08-04 1980-12-16 Nippon Telegraph And Telephone Public Corporation Optical nonreciprocal device
JPS55121215U (de) * 1979-02-21 1980-08-28
US4247166A (en) * 1979-08-15 1981-01-27 Rockwell International Corporation Single plate birefringent optical filter
CA1253726A (en) * 1982-06-28 1989-05-09 Masataka Shirasaki Polarization rotation compensator and optical isolator using the same
US4514056A (en) * 1982-11-05 1985-04-30 The United States Of America As Represented By The Secretary Of The Air Force Acoustically tuned optical filter system
US4678287A (en) * 1985-11-04 1987-07-07 Gte Laboratories Incorporated Methods of and apparatus for tuning a birefringent optical filter
US4909612A (en) * 1986-07-14 1990-03-20 Lightwave Electronics Co. Optical isolator employing multipass faraday rotation
US4974944A (en) * 1988-07-21 1990-12-04 Hewlett-Packard Company Optical nonreciprocal device
US5243455A (en) * 1990-05-11 1993-09-07 The University Of Colorado Foundation, Inc. Chiral smectic liquid crystal polarization interference filters
US5052786A (en) * 1990-03-05 1991-10-01 Massachusetts Institute Of Technology Broadband faraday isolator
USH1155H (en) * 1991-05-10 1993-03-02 American Telephone And Telegraph Company Optical isolator with improved stabiity
JPH0557532A (ja) 1991-08-27 1993-03-09 Mitsubishi Heavy Ind Ltd き裂進展抑止方法
US5402509A (en) * 1991-09-12 1995-03-28 Fujitsu Limited Optical fiber coupling device including lenses and magnetooptics
US5631771A (en) * 1991-09-19 1997-05-20 Lucent Technologies Inc. Optical isolator with polarization dispersion and differential transverse deflection correction
JPH063622A (ja) * 1992-06-19 1994-01-14 Mitsubishi Gas Chem Co Inc 偏波無依存型光アイソレータ
US5889609A (en) * 1992-07-31 1999-03-30 Fujitsu Limited Optical attenuator
US5329397A (en) * 1992-08-04 1994-07-12 Chang I Cheng Acousto-optic tunable filter
JPH06130339A (ja) * 1992-10-16 1994-05-13 Fujitsu Ltd チューナブル光学フィルタ
JPH07120711A (ja) 1993-10-25 1995-05-12 Sumitomo Electric Ind Ltd 光可変減衰器およびこれを用いた光出力制御ユニット
GB9522943D0 (en) 1995-08-05 1996-01-10 Samsung Electronics Co Ltd Erbium doped fiber amplifier
JP3660402B2 (ja) * 1995-08-23 2005-06-15 富士通株式会社 光フィルタ
JP3422398B2 (ja) 1995-12-07 2003-06-30 富士通株式会社 重心波長モニタ方法及び装置、光増幅器並びに光通信システム
JPH09191303A (ja) 1996-01-09 1997-07-22 Kokusai Denshin Denwa Co Ltd <Kdd> 光伝送路
JP3730299B2 (ja) 1996-02-07 2005-12-21 富士通株式会社 光等化増幅器および光等化増幅方法
JP3739471B2 (ja) * 1996-03-01 2006-01-25 富士通株式会社 光可変減衰器
JP3883601B2 (ja) 1996-03-27 2007-02-21 富士通株式会社 光イコライザ
US5940208A (en) 1996-04-02 1999-08-17 Corning Incorporated Switchable fiber optic device for fiber transmission system and components thereof
JPH09321701A (ja) 1996-05-31 1997-12-12 Fujitsu Ltd 光通信システム及び光増幅器
JP3737566B2 (ja) * 1996-06-20 2006-01-18 富士通株式会社 光デバイス
GB2314714B (en) 1996-06-26 2000-04-05 Northern Telecom Ltd Optical amplifier modules
US6049425A (en) * 1996-07-02 2000-04-11 Shin-Etsu Chemical Co., Ltd. Multiple-stage optical isolator
US5694233A (en) * 1996-07-23 1997-12-02 Macro-Vision Communications, Llc Switchable wavelength router
JP3773601B2 (ja) * 1996-09-18 2006-05-10 富士通株式会社 ファラデー回転子
US5724373A (en) * 1996-11-15 1998-03-03 Hewlett-Packard Company Microphotonic acousto-optic tunable laser
JP2850891B2 (ja) * 1996-12-10 1999-01-27 日本電気株式会社 光フィルタモジュールとこれを用いた光増幅装置
US5889610A (en) 1996-12-31 1999-03-30 Lucent Technologies Inc. Optical protection switching system
JP3808580B2 (ja) 1997-03-17 2006-08-16 富士通株式会社 光パワーモニタ及び該光パワーモニタを有する光増幅器
US6151157A (en) 1997-06-30 2000-11-21 Uniphase Telecommunications Products, Inc. Dynamic optical amplifier
US5953467A (en) 1997-09-23 1999-09-14 Lucent Technologies Inc. Switchable optical filter
JP3779054B2 (ja) * 1998-01-23 2006-05-24 富士通株式会社 可変光学フィルタ
JP3638777B2 (ja) * 1998-02-04 2005-04-13 富士通株式会社 利得等化のための方法並びに該方法の実施に使用する装置及びシステム
US5963361A (en) 1998-05-22 1999-10-05 Ciena Corporation Optical amplifier having a variable attenuator controlled based on detected ASE

Also Published As

Publication number Publication date
EP0932068A3 (de) 2001-05-23
CN1167970C (zh) 2004-09-22
CN1224175A (zh) 1999-07-28
US20010010593A1 (en) 2001-08-02
JP3779054B2 (ja) 2006-05-24
US6717730B2 (en) 2004-04-06
US6493129B2 (en) 2002-12-10
DE69829038T2 (de) 2006-02-09
US6339492B1 (en) 2002-01-15
JPH11212044A (ja) 1999-08-06
EP0932068A2 (de) 1999-07-28
EP1202106A1 (de) 2002-05-02
EP0932068B1 (de) 2005-02-16
US20030016432A1 (en) 2003-01-23

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