DE68911780D1 - Nicht-reziproke optische Anordnung. - Google Patents

Nicht-reziproke optische Anordnung.

Info

Publication number
DE68911780D1
DE68911780D1 DE89307004T DE68911780T DE68911780D1 DE 68911780 D1 DE68911780 D1 DE 68911780D1 DE 89307004 T DE89307004 T DE 89307004T DE 68911780 T DE68911780 T DE 68911780T DE 68911780 D1 DE68911780 D1 DE 68911780D1
Authority
DE
Germany
Prior art keywords
optical arrangement
reciprocal optical
reciprocal
arrangement
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 - Fee Related
Application number
DE89307004T
Other languages
English (en)
Other versions
DE68911780T2 (de
Inventor
Kok Wai Chang
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.)
Avago Technologies International Sales Pte Ltd
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE68911780D1 publication Critical patent/DE68911780D1/de
Application granted granted Critical
Publication of DE68911780T2 publication Critical patent/DE68911780T2/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
    • G02B6/26—Optical coupling means
    • G02B6/27—Optical coupling means with polarisation selective and adjusting means
    • G02B6/2746—Optical coupling means with polarisation selective and adjusting means comprising non-reciprocal devices, e.g. isolators, FRM, circulators, quasi-isolators
    • 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
    • G02F1/093—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 used as non-reciprocal devices, e.g. optical isolators, circulators
    • 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
    • G02F2203/04—Function characteristic wavelength independent
    • 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
    • G02F2203/06—Polarisation independent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S372/00—Coherent light generators
    • Y10S372/703—Optical isolater
DE68911780T 1988-07-21 1989-07-10 Nicht-reziproke optische Anordnung. Expired - Fee Related DE68911780T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/222,597 US4974944A (en) 1988-07-21 1988-07-21 Optical nonreciprocal device
SG134294A SG134294G (en) 1988-07-21 1994-09-21 Optical nonreciprocal device

Publications (2)

Publication Number Publication Date
DE68911780D1 true DE68911780D1 (de) 1994-02-10
DE68911780T2 DE68911780T2 (de) 1994-06-30

Family

ID=26664343

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68911780T Expired - Fee Related DE68911780T2 (de) 1988-07-21 1989-07-10 Nicht-reziproke optische Anordnung.

Country Status (6)

Country Link
US (2) US4974944A (de)
EP (1) EP0352002B1 (de)
JP (1) JP2983553B2 (de)
DE (1) DE68911780T2 (de)
HK (1) HK123294A (de)
SG (1) SG134294G (de)

Families Citing this family (64)

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US4974944A (en) * 1988-07-21 1990-12-04 Hewlett-Packard Company Optical nonreciprocal device
US5111330A (en) * 1989-08-14 1992-05-05 Optics For Research Optical isolators employing wavelength tuning
DE69219526D1 (de) 1991-02-20 1997-06-12 Sumitomo Electric Industries Optischer isolator
JPH0746177B2 (ja) * 1991-05-28 1995-05-17 三菱瓦斯化学株式会社 光アイソレータ
US5428477A (en) * 1991-06-14 1995-06-27 Tokin Corporation Optical isolator operating independent of polarization of an incident beam
JP3160319B2 (ja) * 1991-07-25 2001-04-25 株式会社信光社 光アイソレータ
US5631771A (en) * 1991-09-19 1997-05-20 Lucent Technologies Inc. Optical isolator with polarization dispersion and differential transverse deflection correction
JPH05196890A (ja) * 1992-01-22 1993-08-06 Nec Corp 光アイソレータ
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
US5319483A (en) * 1992-12-04 1994-06-07 Williams Telecommunications Group, Inc. Polarization independent low cross-talk optical circulator
US5400418A (en) * 1992-12-04 1995-03-21 Williams Telecommunication Group, Inc. Polarization independent all-fiber optical circulator
US5768015A (en) * 1992-12-22 1998-06-16 Telstra Corporation Limited Optical isolator
JPH08505961A (ja) * 1993-01-21 1996-06-25 イー−テック・ダイナミックス・インコーポレイテッド 偏光モード分散の低い光学装置
JP3112212B2 (ja) * 1993-02-17 2000-11-27 住友電気工業株式会社 光アイソレータ
JPH07104225A (ja) * 1993-10-05 1995-04-21 Mitsubishi Gas Chem Co Inc ファラデー回転子
JPH07104224A (ja) * 1993-10-07 1995-04-21 Mitsubishi Gas Chem Co Inc 非相反光デバイス
US5499307A (en) * 1993-10-13 1996-03-12 Tdk Corporation Optical isolator and polarization splitter therefor
US5602673A (en) * 1993-12-29 1997-02-11 Lucent Technologies Inc. Optical isolator without polarization mode dispersion
US5471340A (en) * 1994-01-07 1995-11-28 Jds Fitel Inc. Reflective optical non-reciprocal devices
EP0707230B1 (de) * 1994-10-11 2001-03-07 Sumitomo Electric Industries, Ltd Optischer Isolator
JP3193945B2 (ja) * 1995-03-17 2001-07-30 松下電器産業株式会社 磁気光学素子及び光磁界センサ
CA2148317C (en) * 1995-05-01 1998-05-05 Yihao Cheng Optical circulator
US5729377A (en) * 1995-12-26 1998-03-17 Lucent Technologies, Inc. Optical apparatus
US5808793A (en) * 1996-01-17 1998-09-15 Hewlett-Packard Company Low-cost compact optical isolators
US5825950A (en) * 1996-05-13 1998-10-20 Jds Fitel Inc. Optical isolator
JP3737566B2 (ja) * 1996-06-20 2006-01-18 富士通株式会社 光デバイス
US6049425A (en) * 1996-07-02 2000-04-11 Shin-Etsu Chemical Co., Ltd. Multiple-stage optical isolator
US5734763A (en) * 1996-09-04 1998-03-31 Hewlett-Packard Company Compact two-by-n optical components based on bierfringent walk-off crystals
US6014254A (en) * 1997-02-24 2000-01-11 Cheng; Yihao Optical device for splitting an input beam into two orthogonal polarization states
US6026202A (en) * 1997-02-25 2000-02-15 Hewlett-Packard Company Compact, low crosstalk, three-port optical circulator
US5930418A (en) * 1997-02-25 1999-07-27 Hewlett-Packard Company Optical assembly and method based on TEC fibres
US6088153A (en) * 1997-06-26 2000-07-11 Scientific-Atlanta, Inc. Multi-functional optical isolator
US6014256A (en) * 1997-07-18 2000-01-11 Cheng; Yihao Polarizing beam splitter/combiner
US5991076A (en) * 1997-07-18 1999-11-23 Cheng; Yihao Optical circulator
US6239900B1 (en) 1997-09-19 2001-05-29 Nz Applied Technologies Corp. Reflective fiber-optic isolator
US5974206A (en) * 1997-12-19 1999-10-26 Northern Telecom Limited Dispersion compensation with low polarization mode dispersion
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
US6075642A (en) * 1998-06-18 2000-06-13 Hewlett-Packard Company Multi-port optical isolator
US6956988B2 (en) * 1998-08-21 2005-10-18 Avanex Corporation Optical interleaver
US6055101A (en) * 1998-08-28 2000-04-25 Lucent Technologies, Inc. Isolator assembly and method of making
US6091866A (en) * 1998-09-01 2000-07-18 Cheng; Yihao Optical isolator
US5973832A (en) * 1998-10-19 1999-10-26 Uniphase Corporation High performance optical circulators
US6002512A (en) * 1998-10-20 1999-12-14 Lucent Technologies, Inc. Optical circulator using latchable garnet
US6167174A (en) * 1998-10-27 2000-12-26 Adc Telecommunications, Inc. Multiple port, fiber optic isolator
US6289152B1 (en) 1998-10-27 2001-09-11 Adc Telecommunications, Inc. Multiple port, fiber optic coupling device
US6078716A (en) * 1999-03-23 2000-06-20 E-Tek Dynamics, Inc. Thermally expanded multiple core fiber
US6246518B1 (en) 1999-03-25 2001-06-12 E-Tek Dynamics, Inc. Reflection type optical isolator
US6374009B1 (en) 1999-05-10 2002-04-16 Jds Uniphase Corporation TEMC fiber based optical switch
JP2001075063A (ja) * 1999-09-02 2001-03-23 Fujitsu Ltd ファラデー回転子
US6445499B1 (en) * 1999-12-31 2002-09-03 Jds Uniphase Corporation Optical circulators
US6288826B1 (en) * 2000-01-05 2001-09-11 Jds Uniphase Inc. Multi-stage optical isolator
JP4593712B2 (ja) * 2000-02-03 2010-12-08 京セラ株式会社 無偏波分散型光モジュール、光アイソレータ及び光サーキュレータ
US7173762B2 (en) * 2000-10-13 2007-02-06 Finisar Corporation Optical isolator with reduced insertion loss and minimized polarization mode dispersion
US7023618B2 (en) * 2000-12-12 2006-04-04 Finisar Corporation Dual-stage optical isolator minimized polarization mode dispersion and simplified fabrication process
US6952300B2 (en) * 2001-02-28 2005-10-04 Board Of Control Of Michigan Technological University Magneto-photonic crystal isolators
WO2002079817A2 (en) * 2001-03-30 2002-10-10 Corning Incorporated Optical interleaver with passive thermal effect compensation
US6711310B2 (en) * 2001-04-02 2004-03-23 Jds Uniphase Corporation High power fiber isolator
JP2003057597A (ja) * 2001-08-10 2003-02-26 Fdk Corp 偏波合成光アイソレータ
US7878272B2 (en) * 2008-03-04 2011-02-01 Smith International, Inc. Forced balanced system
JP5205602B2 (ja) * 2009-09-24 2013-06-05 株式会社エス・エム・エムプレシジョン インライン光アイソレータ
JP5643936B2 (ja) * 2011-06-29 2014-12-24 フルウチ化学株式会社 コリメータおよびコリメータ付き光アイソレータ
CN105319740A (zh) * 2014-07-29 2016-02-10 河南省鑫宇光实业有限公司 制作长波长光隔离器的原理及采用该原理的长波长隔离器

Family Cites Families (24)

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US3272988A (en) * 1963-03-25 1966-09-13 Gen Telephone & Elect Polarization modulation system for transmitting and receiving two independent signals over a single electromagnetic carrier
NL6715244A (de) * 1967-11-09 1969-05-13
US3719414A (en) * 1970-08-28 1973-03-06 Westinghouse Electric Corp Polarization independent light modulation means using birefringent crystals
US4145607A (en) * 1976-12-16 1979-03-20 Harry Bates System and method for shaping pulses of optical radiation
JPS6049297B2 (ja) * 1977-05-31 1985-11-01 日本電気株式会社 光アイソレ−タ
JPS6051690B2 (ja) * 1978-05-11 1985-11-15 三菱電機株式会社 光学装置
JPS55113020A (en) * 1979-02-26 1980-09-01 Nippon Telegr & Teleph Corp <Ntt> Light isolator
US4239329A (en) * 1978-08-04 1980-12-16 Nippon Telegraph And Telephone Public Corporation Optical nonreciprocal device
JPS5624314A (en) * 1979-08-06 1981-03-07 Mitsubishi Electric Corp Optical isolator
JPS5649517U (de) * 1979-09-25 1981-05-01
US4416514A (en) * 1980-11-10 1983-11-22 Polaroid Corporation Color filter
JPS57100410A (en) * 1980-12-15 1982-06-22 Fujitsu Ltd Optical isolator
CA1253726A (en) * 1982-06-28 1989-05-09 Masataka Shirasaki Polarization rotation compensator and optical isolator using the same
JPH0827441B2 (ja) * 1982-07-28 1996-03-21 富士通株式会社 光アイソレ−タ
JPS5944021A (ja) * 1982-09-06 1984-03-12 Nippon Telegr & Teleph Corp <Ntt> 非相反位相器
US4464022A (en) * 1982-09-28 1984-08-07 At&T Bell Laboratories Optical circulator
JPS59176721A (ja) * 1983-03-25 1984-10-06 Fujitsu Ltd 光アイソレ−タ
JPS60130934A (ja) * 1983-12-20 1985-07-12 Fujitsu Ltd 光アイソレ−タ
JPH0668584B2 (ja) * 1984-11-19 1994-08-31 富士通株式会社 光アイソレ−タ
JPS61292613A (ja) * 1985-06-21 1986-12-23 Tohoku Metal Ind Ltd フアラデ−回転子及びその製造方法
JPS6317426A (ja) * 1986-07-09 1988-01-25 Nec Corp 光アイソレ−タ
JPS63244015A (ja) * 1987-03-31 1988-10-11 Nec Corp 無偏光型光アイソレ−タ
JPS6420521A (en) * 1987-07-15 1989-01-24 Hitachi Metals Ltd Optical isolator
US4974944A (en) * 1988-07-21 1990-12-04 Hewlett-Packard Company Optical nonreciprocal device

Also Published As

Publication number Publication date
SG134294G (en) 1995-03-17
EP0352002B1 (de) 1993-12-29
EP0352002A3 (en) 1990-09-12
US5446578A (en) 1995-08-29
HK123294A (en) 1994-11-18
EP0352002A2 (de) 1990-01-24
DE68911780T2 (de) 1994-06-30
US4974944A (en) 1990-12-04
JPH0268515A (ja) 1990-03-08
JP2983553B2 (ja) 1999-11-29

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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: AGILENT TECHNOLOGIES, INC. (N.D.GES.D.STAATES DELA

8327 Change in the person/name/address of the patent owner

Owner name: AVAGO TECHNOLOGIES FIBER IP (SINGAPORE) PTE. LTD.,

8339 Ceased/non-payment of the annual fee