ATE110857T1 - Optisches element. - Google Patents

Optisches element.

Info

Publication number
ATE110857T1
ATE110857T1 AT88303888T AT88303888T ATE110857T1 AT E110857 T1 ATE110857 T1 AT E110857T1 AT 88303888 T AT88303888 T AT 88303888T AT 88303888 T AT88303888 T AT 88303888T AT E110857 T1 ATE110857 T1 AT E110857T1
Authority
AT
Austria
Prior art keywords
waveguide
layer
optical
underlying
refractive index
Prior art date
Application number
AT88303888T
Other languages
English (en)
Inventor
Stephen Robert Mallinson
Colin Anderson Millar
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Application granted granted Critical
Publication of ATE110857T1 publication Critical patent/ATE110857T1/de

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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02061—Grating external to the fibre and in contact with the fibre, e.g. evanescently coupled, gratings applied to the fibre end
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • 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
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
    • H01S5/125—Distributed Bragg reflector [DBR] lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Plasma & Fusion (AREA)
  • Engineering & Computer Science (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Glass Compositions (AREA)
  • Led Devices (AREA)
  • Optical Communication System (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
AT88303888T 1987-04-28 1988-04-28 Optisches element. ATE110857T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878710067A GB8710067D0 (en) 1987-04-28 1987-04-28 Optical device

Publications (1)

Publication Number Publication Date
ATE110857T1 true ATE110857T1 (de) 1994-09-15

Family

ID=10616507

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88303888T ATE110857T1 (de) 1987-04-28 1988-04-28 Optisches element.

Country Status (9)

Country Link
US (1) US4881791A (de)
EP (1) EP0289332B1 (de)
JP (1) JPH01503573A (de)
AT (1) ATE110857T1 (de)
AU (1) AU598129B2 (de)
CA (1) CA1311635C (de)
DE (1) DE3851254T2 (de)
GB (1) GB8710067D0 (de)
WO (1) WO1988008548A1 (de)

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Publication number Priority date Publication date Assignee Title
GB8706929D0 (en) * 1987-03-24 1987-04-29 British Telecomm Optical coupling device
AT397442B (de) * 1989-02-21 1994-04-25 Zehetner Johann Bearbeitungsverfahren für mit kapillarkanal ausgeführte lichtleiter und mit einem solchen lichtleiter ausgestattetes optisches bauelement
DE69017852T2 (de) * 1989-12-04 1995-08-10 Canon Kk Optisches Kopplergerät mit wellenlängeselektivem optischem Koppler.
US5048913A (en) * 1989-12-26 1991-09-17 United Technologies Corporation Optical waveguide embedded transverse spatial mode discrimination filter
US5018814A (en) * 1990-02-13 1991-05-28 Physical Optics Corporation Broadband single-mode optical coupler
WO1991020113A2 (en) * 1990-06-06 1991-12-26 Herman Leonard Lowenhar Fiber optics system
GB2254183B (en) * 1991-03-27 1995-01-18 Marconi Gec Ltd An amplifier/filter combination
GB9119734D0 (en) * 1991-09-16 1991-10-30 British Telecomm Optical grating device
DE4231113A1 (de) * 1992-09-17 1994-03-24 Bosch Gmbh Robert Integriert optische Schaltung mit einer Bragg-Struktur
US5625729A (en) * 1994-08-12 1997-04-29 Brown; Thomas G. Optoelectronic device for coupling between an external optical wave and a local optical wave for optical modulators and detectors
US5809188A (en) * 1997-03-14 1998-09-15 National Science Council Tunable optical filter or reflector
US6952504B2 (en) * 2001-12-21 2005-10-04 Neophotonics Corporation Three dimensional engineering of planar optical structures
US6011881A (en) * 1997-12-29 2000-01-04 Ifos, Intelligent Fiber Optic Systems Fiber-optic tunable filter
WO2002006867A2 (en) * 2000-07-18 2002-01-24 Kvh Industries, Inc. Method of incorporating optical material into an optical fiber
ATE527104T1 (de) * 2000-10-26 2011-10-15 Neophotonics Corp Mehrschichtige optische strukturen
US20040120649A1 (en) * 2002-12-20 2004-06-24 Motorola, Inc. Optical coupling interface for optical waveguide and optical fiber
EP2077132A1 (de) 2008-01-02 2009-07-08 Boehringer Ingelheim Pharma GmbH & Co. KG Abgabevorrichtung, Aufbewahrungsvorrichtung und Verfahren zur Abgabe einer Formulierung
JP5670421B2 (ja) 2009-03-31 2015-02-18 ベーリンガー インゲルハイム インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング コンポーネント表面のコーティング方法
EP2432531B1 (de) 2009-05-18 2019-03-06 Boehringer Ingelheim International GmbH Adapter, inhalationseinrichtung und zerstäuber
CA2781792C (en) 2009-11-25 2019-04-02 Boehringer Ingelheim International Gmbh Nebulizer
US10016568B2 (en) 2009-11-25 2018-07-10 Boehringer Ingelheim International Gmbh Nebulizer
WO2011064163A1 (en) 2009-11-25 2011-06-03 Boehringer Ingelheim International Gmbh Nebulizer
WO2011160932A1 (en) 2010-06-24 2011-12-29 Boehringer Ingelheim International Gmbh Nebulizer
EP2694220B1 (de) 2011-04-01 2020-05-06 Boehringer Ingelheim International GmbH Medizinisches gerät mit behälter
US9827384B2 (en) 2011-05-23 2017-11-28 Boehringer Ingelheim International Gmbh Nebulizer
WO2013152894A1 (de) 2012-04-13 2013-10-17 Boehringer Ingelheim International Gmbh Zerstäuber mit kodiermitteln
PL2835146T3 (pl) 2013-08-09 2021-04-06 Boehringer Ingelheim International Gmbh Nebulizator
EP3030298B1 (de) 2013-08-09 2017-10-11 Boehringer Ingelheim International GmbH Vernebler
US10195374B2 (en) 2014-05-07 2019-02-05 Boehringer Ingelheim International Gmbh Container, nebulizer and use
US10722666B2 (en) 2014-05-07 2020-07-28 Boehringer Ingelheim International Gmbh Nebulizer with axially movable and lockable container and indicator
ES2913297T3 (es) 2014-05-07 2022-06-01 Boehringer Ingelheim Int Nebulizador

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Publication number Priority date Publication date Assignee Title
US3891302A (en) * 1973-09-28 1975-06-24 Western Electric Co Method of filtering modes in optical waveguides
US3898585A (en) * 1974-01-14 1975-08-05 Ibm Leaky corrugated optical waveguide device
DE2442723A1 (de) * 1974-09-06 1976-03-18 Siemens Ag Steuerbarer elektrooptischer gitterkoppler
JPS5355132A (en) * 1976-10-29 1978-05-19 Nec Corp Coupling method of optical fibers
CA1108902A (en) * 1978-06-15 1981-09-15 R. Ian Macdonald Wavelength selective optical coupler
US4268116A (en) * 1979-10-26 1981-05-19 Optelecom Incorporated Method and apparatus for radiant energy modulation in optical fibers
US4386822A (en) * 1980-10-10 1983-06-07 The Leland Stanford Junior University Polarizer and method
US4583818A (en) * 1983-08-08 1986-04-22 Gte Laboratories Incorporated Optical device with surface plasmons
US4531809A (en) * 1983-09-08 1985-07-30 Gte Laboratories Incorporated Optical waveguide coupling device
JPS60121404A (ja) * 1983-12-05 1985-06-28 Nippon Telegr & Teleph Corp <Ntt> 光分波器
JPS60156020A (ja) * 1984-01-25 1985-08-16 Sumitomo Metal Mining Co Ltd 光分波素子
GB2161648B (en) * 1984-07-12 1988-02-03 Stc Plc Semiconductor laser
GB2170016B (en) * 1984-12-19 1989-04-05 Plessey Co Plc Improvements in or relating to modulators
JPS6215506A (ja) * 1985-07-15 1987-01-23 ザ・ボ−ド・オブ・トラステイ−ズ・オブ・ザ・レランド・スタンフオ−ド・ジユニア・ユニバ−シテイ 光学系における光の伝播を選択的に制御する装置
US4695123A (en) * 1985-08-20 1987-09-22 Litton Systems, Inc. Cutoff polarizer and method
US4828350A (en) * 1986-01-17 1989-05-09 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic mode selector
US4737007A (en) * 1986-02-24 1988-04-12 American Telephone And Telegraph Company, At&T Bell Laboratories Narrow-band wavelength selective optical coupler

Also Published As

Publication number Publication date
EP0289332A1 (de) 1988-11-02
AU598129B2 (en) 1990-06-14
US4881791A (en) 1989-11-21
CA1311635C (en) 1992-12-22
GB8710067D0 (en) 1987-06-03
WO1988008548A1 (en) 1988-11-03
DE3851254D1 (de) 1994-10-06
DE3851254T2 (de) 1995-01-26
EP0289332B1 (de) 1994-08-31
AU1688288A (en) 1988-12-02
JPH01503573A (ja) 1989-11-30

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties