DE69130816D1 - Optische Polarisationswandlervorrichtung zum Gebrauch als Isolator, Modulator und dergleichen - Google Patents

Optische Polarisationswandlervorrichtung zum Gebrauch als Isolator, Modulator und dergleichen

Info

Publication number
DE69130816D1
DE69130816D1 DE69130816T DE69130816T DE69130816D1 DE 69130816 D1 DE69130816 D1 DE 69130816D1 DE 69130816 T DE69130816 T DE 69130816T DE 69130816 T DE69130816 T DE 69130816T DE 69130816 D1 DE69130816 D1 DE 69130816D1
Authority
DE
Germany
Prior art keywords
isolator
modulator
converter device
polarization converter
optical polarization
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
DE69130816T
Other languages
English (en)
Other versions
DE69130816T2 (de
Inventor
Yasuo Tomita
Hitoshi Oda
Masahiro Okuda
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP20709690A external-priority patent/JPH0493815A/ja
Priority claimed from JP21125390A external-priority patent/JP2808564B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69130816D1 publication Critical patent/DE69130816D1/de
Publication of DE69130816T2 publication Critical patent/DE69130816T2/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
    • 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
DE69130816T 1990-08-04 1991-08-02 Optische Polarisationswandlervorrichtung zum Gebrauch als Isolator, Modulator und dergleichen Expired - Lifetime DE69130816T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20709690A JPH0493815A (ja) 1990-08-04 1990-08-04 光アイソレータ及びそれと集積された半導体レーザ装置
JP21125390A JP2808564B2 (ja) 1990-08-09 1990-08-09 アイソレータ機能を有する光変調器

Publications (2)

Publication Number Publication Date
DE69130816D1 true DE69130816D1 (de) 1999-03-11
DE69130816T2 DE69130816T2 (de) 1999-07-08

Family

ID=26516060

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130816T Expired - Lifetime DE69130816T2 (de) 1990-08-04 1991-08-02 Optische Polarisationswandlervorrichtung zum Gebrauch als Isolator, Modulator und dergleichen

Country Status (2)

Country Link
EP (1) EP0470523B1 (de)
DE (1) DE69130816T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69228422T2 (de) * 1992-11-24 1999-09-30 Ibm Optischer Isolator für Wellenleiter
JP3226063B2 (ja) * 1993-03-09 2001-11-05 キヤノン株式会社 半導体光増幅器
US5790299A (en) * 1995-12-15 1998-08-04 Optics For Research Optical isolator employing a cadmium-zinc-tellurium composition
JP2000171767A (ja) * 1998-12-07 2000-06-23 Murata Mfg Co Ltd 光変調装置およびフィルタ装置
JP4056726B2 (ja) * 2000-10-27 2008-03-05 松下電器産業株式会社 光信号伝送システム及びそれに用いる磁気光学変調器
US7715094B2 (en) * 2005-05-30 2010-05-11 Japan Science Of Technology Agency Optical fiber element and method for imparting non-reciprocity of light using the same
US20220317484A1 (en) * 2021-03-30 2022-10-06 Tdk Corporation Optical device and optical system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526854A (en) * 1968-11-12 1970-09-01 Us Navy Large band-width laser modulator
JPS60235106A (ja) * 1984-05-09 1985-11-21 Hitachi Ltd 光アイソレ−タ
JPS61123814A (ja) * 1984-11-21 1986-06-11 Hitachi Ltd 光アイソレータ
JP2739736B2 (ja) * 1988-09-16 1998-04-15 カシオ計算機株式会社 磁性体装置
JP2719187B2 (ja) * 1989-05-08 1998-02-25 キヤノン株式会社 光導波路及びそれを用いた光アイソレータ

Also Published As

Publication number Publication date
DE69130816T2 (de) 1999-07-08
EP0470523A2 (de) 1992-02-12
EP0470523A3 (en) 1992-09-23
EP0470523B1 (de) 1999-01-27

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