NL181053B - Optische, niet-reciproke inrichting voor het optisch koppelen van twee tegenoverliggende optische vezels. - Google Patents

Optische, niet-reciproke inrichting voor het optisch koppelen van twee tegenoverliggende optische vezels.

Info

Publication number
NL181053B
NL181053B NLAANVRAGE7905972,A NL7905972A NL181053B NL 181053 B NL181053 B NL 181053B NL 7905972 A NL7905972 A NL 7905972A NL 181053 B NL181053 B NL 181053B
Authority
NL
Netherlands
Prior art keywords
optical
reciproke
optically coupling
opposite
optical fibers
Prior art date
Application number
NLAANVRAGE7905972,A
Other languages
English (en)
Other versions
NL7905972A (nl
NL181053C (nl
Original Assignee
Nippon Telegraph & Telephone
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
Priority claimed from JP53095221A external-priority patent/JPS5828561B2/ja
Priority claimed from JP53141862A external-priority patent/JPS597364B2/ja
Priority claimed from JP16297678A external-priority patent/JPS5588018A/ja
Priority claimed from JP2167879A external-priority patent/JPS55113020A/ja
Application filed by Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Publication of NL7905972A publication Critical patent/NL7905972A/nl
Publication of NL181053B publication Critical patent/NL181053B/nl
Application granted granted Critical
Publication of NL181053C publication Critical patent/NL181053C/nl

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
    • 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
    • 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
    • G02B6/4207—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback
    • G02B6/4208—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms with optical elements reducing the sensitivity to optical feedback using non-reciprocal elements or birefringent plates, i.e. quasi-isolators
    • G02B6/4209—Optical features
    • 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
    • G02F1/095—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 in an optical waveguide structure
    • G02F1/0955—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 in an optical waveguide structure 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
    • G02F2203/06—Polarisation independent
NLAANVRAGE7905972,A 1978-08-04 1979-08-03 Optische, niet-reciproke inrichting voor het optisch koppelen van twee tegenoverliggende optische vezels. NL181053C (nl)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP53095221A JPS5828561B2 (ja) 1978-08-04 1978-08-04 光アイソレ−タ
JP9522178 1978-08-04
JP53141862A JPS597364B2 (ja) 1978-11-17 1978-11-17 光非相反回路
JP14186278 1978-11-17
JP16297678 1978-12-26
JP16297678A JPS5588018A (en) 1978-12-26 1978-12-26 Photo nonreciprocal circuit
JP2167879A JPS55113020A (en) 1979-02-26 1979-02-26 Light isolator
JP2167879 1979-02-26

Publications (3)

Publication Number Publication Date
NL7905972A NL7905972A (nl) 1980-02-06
NL181053B true NL181053B (nl) 1987-01-02
NL181053C NL181053C (nl) 1987-06-01

Family

ID=27457614

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7905972,A NL181053C (nl) 1978-08-04 1979-08-03 Optische, niet-reciproke inrichting voor het optisch koppelen van twee tegenoverliggende optische vezels.

Country Status (6)

Country Link
US (1) US4239329A (nl)
CA (1) CA1116906A (nl)
DE (1) DE2931474C2 (nl)
FR (1) FR2432723A1 (nl)
GB (1) GB2030316B (nl)
NL (1) NL181053C (nl)

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US5033830A (en) * 1989-10-04 1991-07-23 At&T Bell Laboratories Polarization independent optical isolator
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US5151955A (en) * 1990-06-20 1992-09-29 Kabushiki Kaisha Shinkosha Optical isolator
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EP0533398A1 (en) * 1991-09-19 1993-03-24 AT&T Corp. Optical isolator with polarization dispersion correction
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AU1379095A (en) * 1993-12-10 1995-06-27 Jds Fitel Inc. Optical non-reciprocal devices
GB2293024A (en) * 1994-09-07 1996-03-13 Northern Telecom Ltd Optical isolator functioning at least twice in different pathways
US5539574A (en) * 1994-12-21 1996-07-23 At&T Corp. Optical isolator with fabry-perot ripple reduction
JPH0990279A (ja) * 1995-09-20 1997-04-04 Nec Corp 偏光無依存型光アイソレータと光サーキュレータ
CA2165119C (en) * 1995-12-13 2006-10-03 Vincent Delisle Antiresonant waveguide apparatus for periodically selecting a series of at least one optical wavelength from an incoming light signal
EP0793130B1 (en) * 1996-02-28 2002-08-28 Nippon Telegraph And Telephone Corporation Polarization independent optical nonreciprocal circuit
JP3705869B2 (ja) * 1996-09-06 2005-10-12 富士写真フイルム株式会社 デジタル画像形成装置
DE19653276A1 (de) * 1996-12-20 1998-06-25 Bosch Gmbh Robert Bidirektionaler optischer Verstärker mit optischem Isolator
US6014254A (en) * 1997-02-24 2000-01-11 Cheng; Yihao Optical device for splitting an input beam into two orthogonal polarization states
US6239900B1 (en) 1997-09-19 2001-05-29 Nz Applied Technologies Corp. Reflective fiber-optic isolator
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US6055104A (en) * 1998-03-23 2000-04-25 Cheng; Yihao Optical attenuator
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US7173762B2 (en) * 2000-10-13 2007-02-06 Finisar Corporation Optical isolator with reduced insertion loss and minimized polarization mode dispersion
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JP2005508018A (ja) * 2001-10-30 2005-03-24 アプティカル リサーチ アソシエイツ 光学系における収差を軽減する構造及び方法
US6995908B2 (en) * 2001-10-30 2006-02-07 Asml Netherlands B.V. Methods for reducing aberration in optical systems
US7453641B2 (en) * 2001-10-30 2008-11-18 Asml Netherlands B.V. Structures and methods for reducing aberration in optical systems
US6970232B2 (en) * 2001-10-30 2005-11-29 Asml Netherlands B.V. Structures and methods for reducing aberration in integrated circuit fabrication systems
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US7035484B2 (en) * 2002-04-12 2006-04-25 Xtellus, Inc. Tunable optical filter
US6958864B2 (en) * 2002-08-22 2005-10-25 Asml Netherlands B.V. Structures and methods for reducing polarization aberration in integrated circuit fabrication systems
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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

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JPS6049297B2 (ja) * 1977-05-31 1985-11-01 日本電気株式会社 光アイソレ−タ

Also Published As

Publication number Publication date
CA1116906A (en) 1982-01-26
GB2030316A (en) 1980-04-02
FR2432723A1 (fr) 1980-02-29
NL7905972A (nl) 1980-02-06
FR2432723B1 (nl) 1984-01-13
US4239329A (en) 1980-12-16
GB2030316B (en) 1983-03-30
DE2931474A1 (de) 1980-02-21
NL181053C (nl) 1987-06-01
DE2931474C2 (de) 1983-02-24

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 19990803