DE3853250T2 - Herstellungsverfahren für optische Systeme zur optischen Polarisationsdrehung. - Google Patents

Herstellungsverfahren für optische Systeme zur optischen Polarisationsdrehung.

Info

Publication number
DE3853250T2
DE3853250T2 DE3853250T DE3853250T DE3853250T2 DE 3853250 T2 DE3853250 T2 DE 3853250T2 DE 3853250 T DE3853250 T DE 3853250T DE 3853250 T DE3853250 T DE 3853250T DE 3853250 T2 DE3853250 T2 DE 3853250T2
Authority
DE
Germany
Prior art keywords
optical
manufacturing process
polarization rotation
optical systems
systems
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
DE3853250T
Other languages
English (en)
Other versions
DE3853250D1 (de
Inventor
Raymond Wolfe
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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
Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of DE3853250D1 publication Critical patent/DE3853250D1/de
Publication of DE3853250T2 publication Critical patent/DE3853250T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/126—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind using polarisation effects
    • 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
DE3853250T 1987-10-19 1988-10-11 Herstellungsverfahren für optische Systeme zur optischen Polarisationsdrehung. Expired - Fee Related DE3853250T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/109,989 US4886332A (en) 1987-10-19 1987-10-19 Optical systems with thin film polarization rotators and method for fabricating such rotators

Publications (2)

Publication Number Publication Date
DE3853250D1 DE3853250D1 (de) 1995-04-13
DE3853250T2 true DE3853250T2 (de) 1995-06-29

Family

ID=22330671

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853250T Expired - Fee Related DE3853250T2 (de) 1987-10-19 1988-10-11 Herstellungsverfahren für optische Systeme zur optischen Polarisationsdrehung.

Country Status (5)

Country Link
US (1) US4886332A (de)
EP (1) EP0313248B1 (de)
JP (1) JPH01134424A (de)
CA (1) CA1308284C (de)
DE (1) DE3853250T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4952014A (en) * 1987-10-19 1990-08-28 At&T Bell Laboratories Optical systems with thin film polarization rotators and method for fabricating such rotators
DE3825079A1 (de) * 1988-07-23 1990-02-01 Philips Patentverwaltung Optischer isolator, zirkulator, schalter oder dergleichen mit einem faraday-rotator
DE3842408A1 (de) * 1988-12-16 1990-06-21 Philips Patentverwaltung Magnetooptischer wellenleiter
US5077822A (en) * 1989-09-22 1991-12-31 Siemens Aktiengesellschaft Optical film or strip waveguide having a dielectric waveguiding layer
US4978189A (en) * 1989-11-14 1990-12-18 At&T Bell Laboratories Hybrid optical isolator, circulator or switch, and systems utilizing same
JP2564689B2 (ja) * 1989-11-14 1996-12-18 並木精密宝石株式会社 光アイソレータの製造方法
US5095513A (en) * 1990-11-29 1992-03-10 Bodyscan Medical Corporation Low voltage optical light modulator
JP2932742B2 (ja) * 1991-04-30 1999-08-09 日本電気株式会社 導波路型光デバイス
US5283686A (en) * 1992-07-27 1994-02-01 General Instrument Corporation, Jerrold Communications Optical systems with grating reflector
US5408565A (en) * 1993-02-22 1995-04-18 The Trustees Of Columbia University In The City Of New York Thin-film magneto-optic polarization rotator
US6112859A (en) * 1997-01-23 2000-09-05 Shuck; Robert Brake system warning device
WO1999000280A1 (en) 1997-06-27 1999-01-07 Kelsey-Hayes Company Algorithm for scheduling extra reapply pulses in a rear wheel anti-lock brake system
AU8376198A (en) 1997-06-27 1999-01-19 Kelsey-Hayes Company Algorithm for testing road surface with a small pressure release in an anti-lockbrake system
AU8380798A (en) 1997-07-01 1999-01-25 Kelsey-Hayes Company Wheel spin-and-brake algorithm for a rear wheel anti-lock brake system
JPH1195054A (ja) * 1997-09-25 1999-04-09 Fujitsu Ltd 光デバイス
US20030090012A1 (en) * 2001-09-27 2003-05-15 Allen Richard Charles Methods of making polarization rotators and articles containing the polarization rotators
US6985291B2 (en) * 2001-10-01 2006-01-10 3M Innovative Properties Company Non-inverting transflective assembly
EP2767018A1 (de) 2011-10-11 2014-08-20 Telefonaktiebolaget LM Ericsson (PUBL) Optische übertragung mit polarisationsdiversität

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220395A (en) * 1974-05-13 1980-09-02 Regents Of University Of California Polarization converter and circuit elements for use in optical waveguides
JPS58190904A (ja) * 1982-04-30 1983-11-08 Nec Corp 磁気光学薄膜光導波路
US4737005A (en) * 1982-12-17 1988-04-12 The United States Of America As Represented By The Secretary Of The Navy Method for eliminating birefringence in a fiber optic coupler and a coupler polarization corrector
JPS59139006A (ja) * 1983-01-31 1984-08-09 Nec Corp 薄膜磁気光学素子
US4691983A (en) * 1983-10-14 1987-09-08 Hitachi, Ltd. Optical waveguide and method for making the same
JPS61205698A (ja) * 1985-03-06 1986-09-11 Nec Corp 磁気光学材料
US4671621A (en) * 1985-04-29 1987-06-09 American Telephone And Telegraph Company, At&T Bell Laboratories Optical systems with antireciprocal polarization rotators
US4762384A (en) * 1985-04-29 1988-08-09 American Telephone And Telegraph Company, At&T Bell Laboratories Optical systems with antireciprocal polarization rotators

Also Published As

Publication number Publication date
CA1308284C (en) 1992-10-06
US4886332A (en) 1989-12-12
DE3853250D1 (de) 1995-04-13
EP0313248B1 (de) 1995-03-08
JPH01134424A (ja) 1989-05-26
EP0313248A2 (de) 1989-04-26
EP0313248A3 (en) 1989-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee