SG49074A1 - Optical device including refractive index modulation - Google Patents

Optical device including refractive index modulation

Info

Publication number
SG49074A1
SG49074A1 SG1996005791A SG1996005791A SG49074A1 SG 49074 A1 SG49074 A1 SG 49074A1 SG 1996005791 A SG1996005791 A SG 1996005791A SG 1996005791 A SG1996005791 A SG 1996005791A SG 49074 A1 SG49074 A1 SG 49074A1
Authority
SG
Singapore
Prior art keywords
refractive index
device including
optical device
index modulation
including refractive
Prior art date
Application number
SG1996005791A
Other languages
English (en)
Inventor
Benjamin James Ainslie
Douglas Lawrence Williams
Graeme Douglas Maxwell
Raman Kashyap
Jonathan Richard Armitage
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
Publication of SG49074A1 publication Critical patent/SG49074A1/en

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
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
    • G02B6/021—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the core or cladding or coating, e.g. materials, radial refractive index profiles, cladding shape
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
    • C03B19/1453—Thermal after-treatment of the shaped article, e.g. dehydrating, consolidating, sintering
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01853—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/04—Compositions for glass with special properties for photosensitive glass
    • 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
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/124—Geodesic lenses or integrated gratings
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C03C2201/30—Doped silica-based glasses containing metals
    • C03C2201/31—Doped silica-based glasses containing metals containing germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2203/00—Production processes
    • C03C2203/50—After-treatment
    • 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
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
    • G02B6/02133—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating using beam interference
    • 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
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
SG1996005791A 1992-06-24 1993-06-24 Optical device including refractive index modulation SG49074A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92305783 1992-06-24

Publications (1)

Publication Number Publication Date
SG49074A1 true SG49074A1 (en) 1998-05-18

Family

ID=8211412

Family Applications (2)

Application Number Title Priority Date Filing Date
SG1996005791A SG49074A1 (en) 1992-06-24 1993-06-24 Optical device including refractive index modulation
SG1999003915A SG125045A1 (en) 1992-06-24 1993-06-24 Optical device including refractive index modulation

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG1999003915A SG125045A1 (en) 1992-06-24 1993-06-24 Optical device including refractive index modulation

Country Status (7)

Country Link
US (2) US6075625A (ja)
EP (1) EP0647327B1 (ja)
JP (1) JP3404040B2 (ja)
CA (1) CA2117682C (ja)
DE (1) DE69317285T2 (ja)
SG (2) SG49074A1 (ja)
WO (1) WO1994000784A1 (ja)

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GB2301678B (en) * 1995-04-28 1999-02-24 Univ Southampton Optical waveguide device
US6104852A (en) * 1996-01-18 2000-08-15 British Telecommunications Public Limited Company Optical waveguide with photosensitive refractive index cladding
US5896484A (en) * 1996-02-15 1999-04-20 Corning Incorporated Method of making a symmetrical optical waveguide
US5949934A (en) * 1996-04-05 1999-09-07 Fujikura, Ltd. Optical waveguide grating and production method therefor
DE69728955T2 (de) 1996-12-20 2005-04-14 Corning Inc. Athermalisierte codotierte optische Wellenleitervorrichtung
US6233381B1 (en) 1997-07-25 2001-05-15 Corning Incorporated Photoinduced grating in oxynitride glass
US6549706B2 (en) 1997-07-25 2003-04-15 Corning Incorporated Photoinduced grating in oxynitride glass
US6058231A (en) * 1998-02-13 2000-05-02 3M Innovative Properties Company Boron-doped optical fiber
SE512381C2 (sv) 1998-04-01 2000-03-06 Iof Inst Foer Optisk Forskning Optisk kropp
FR2779238B1 (fr) * 1998-06-02 2003-06-27 Alsthom Cge Alkatel Fibre optique filtrante a profil de photosensibilite modifie
FR2779239B1 (fr) 1998-06-02 2003-06-27 Alsthom Cge Alkatel Fibre optique filtrante courte
US6298184B1 (en) * 1998-12-04 2001-10-02 Cidra Corporation Method and apparatus for forming a tube-encased bragg grating
JP2000266945A (ja) 1999-01-25 2000-09-29 Alcatel 傾斜および線形チャープを有するフィルタ光導波路
FR2788859B1 (fr) * 1999-01-25 2002-07-19 Cit Alcatel Fibre optique photosensible pour filtre a reseau de bragg, methode de fabrication de ladite fibre, et compensateur de dispersion chromatique et de pente de dispersion chromatique comprenant une telle fibre
KR100322135B1 (ko) * 1999-03-11 2002-02-04 윤종용 잔류 기계적 스트레스를 최대화하는 광섬유 및 이를 이용한 광섬유 격자 제작방법
US6573026B1 (en) 1999-07-29 2003-06-03 Corning Incorporated Femtosecond laser writing of glass, including borosilicate, sulfide, and lead glasses
US6977137B2 (en) 1999-07-29 2005-12-20 Corning Incorporated Direct writing of optical devices in silica-based glass using femtosecond pulse lasers
KR100334801B1 (ko) * 1999-09-09 2002-05-02 윤종용 장주기 광섬유 격자 필터장치
US6796148B1 (en) 1999-09-30 2004-09-28 Corning Incorporated Deep UV laser internally induced densification in silica glasses
US6652972B1 (en) * 1999-11-01 2003-11-25 Schott Glass Technologies Inc. Low temperature joining of phosphate glass
US20040247826A1 (en) 2000-06-20 2004-12-09 Conzone Samuel David Glass ceramic composites
EP1322565A4 (en) * 2000-07-31 2005-09-28 Corning Inc UV PHOTOSENSITIVE MELTED GERMANIUM SILICATE GLASSES
US6731839B2 (en) 2000-07-31 2004-05-04 Corning Incorporated Bulk internal Bragg gratings and optical devices
US6510264B2 (en) * 2000-07-31 2003-01-21 Corning Incorporated Bulk internal bragg gratings and optical devices
US6632759B2 (en) 2000-07-31 2003-10-14 Corning Incorporated UV photosensitive melted germano-silicate glasses
US6828262B2 (en) 2000-07-31 2004-12-07 Corning Incorporated UV photosensitive melted glasses
EP1314059A4 (en) * 2000-07-31 2005-11-09 Corning Inc VOLUME INTERNAL BRAGG GRIDS AND OPTICAL COMPONENTS
US6882782B2 (en) * 2000-11-01 2005-04-19 Schott Glas Photonic devices for optical and optoelectronic information processing
JP2002171016A (ja) 2000-11-30 2002-06-14 Sumitomo Electric Ind Ltd 光フィルタ、光増幅システムおよび光通信システム
WO2002079829A1 (en) * 2001-03-30 2002-10-10 Optical Power Systems Ring core fiber
WO2003009011A2 (en) 2001-07-20 2003-01-30 Nufern Optical fiber grating having high temperature insensitivity
US6829911B2 (en) * 2001-08-13 2004-12-14 Corning Incorporated Making a glass optical fiber with a grating thereon
US6904214B2 (en) 2002-05-14 2005-06-07 Nufern Method of providing an optical fiber having a minimum temperature sensitivity at a selected temperature
US6950591B2 (en) * 2002-05-16 2005-09-27 Corning Incorporated Laser-written cladding for waveguide formations in glass
EP1408354A1 (en) * 2002-10-10 2004-04-14 Corning O.T.I. SRL Optical fiber with Bragg grating
US20050226580A1 (en) * 2004-04-08 2005-10-13 Samson Bryce N Optical fiber for handling higher powers
US20090016686A1 (en) * 2007-07-13 2009-01-15 Nufern Optical fiber gratings for handling increased power levels and methods of making
PL216019B1 (pl) * 2008-09-19 2014-02-28 Telekomunikacja Polska Spolka Akcyjna Swiatlowód mikrostrukturalny i sposób wytwarzania swiatlowodu mikrostrukturalnego
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Also Published As

Publication number Publication date
CA2117682A1 (en) 1994-01-06
EP0647327A1 (en) 1995-04-12
DE69317285D1 (de) 1998-04-09
SG125045A1 (en) 2006-09-29
WO1994000784A1 (en) 1994-01-06
EP0647327B1 (en) 1998-03-04
US6097512A (en) 2000-08-01
JPH07508358A (ja) 1995-09-14
CA2117682C (en) 1999-09-21
JP3404040B2 (ja) 2003-05-06
DE69317285T2 (de) 1998-06-25
US6075625A (en) 2000-06-13

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