GB9303374D0 - Optical waveguide grating - Google Patents

Optical waveguide grating

Info

Publication number
GB9303374D0
GB9303374D0 GB939303374A GB9303374A GB9303374D0 GB 9303374 D0 GB9303374 D0 GB 9303374D0 GB 939303374 A GB939303374 A GB 939303374A GB 9303374 A GB9303374 A GB 9303374A GB 9303374 D0 GB9303374 D0 GB 9303374D0
Authority
GB
United Kingdom
Prior art keywords
optical waveguide
waveguide grating
grating
optical
waveguide
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.)
Withdrawn
Application number
GB939303374A
Other versions
GB2275347A (en
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.)
University of Southampton
Original Assignee
University of Southampton
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 University of Southampton filed Critical University of Southampton
Priority to GB9303374A priority Critical patent/GB2275347A/en
Publication of GB9303374D0 publication Critical patent/GB9303374D0/en
Priority to PCT/GB1994/000330 priority patent/WO1994019713A1/en
Publication of GB2275347A publication Critical patent/GB2275347A/en
Withdrawn legal-status Critical Current

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
    • G02B6/02123—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
    • 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • 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
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/62—Surface treatment of fibres or filaments made from glass, minerals or slags by application of electric or wave energy; by particle radiation or ion implantation
    • C03C25/6206—Electromagnetic waves
    • C03C25/6208—Laser
    • 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
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/62—Surface treatment of fibres or filaments made from glass, minerals or slags by application of electric or wave energy; by particle radiation or ion implantation
    • C03C25/6206—Electromagnetic waves
    • C03C25/6226—Ultraviolet
    • 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
    • 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
    • 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
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
    • 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
    • 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
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • 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
    • C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/20—Irradiation of the base fibre during drawing to modify waveguide properties
    • 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
    • G02B2006/02157—Grating written during drawing of the fibre
    • 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
    • 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
    • G02B6/02147—Point by point fabrication, i.e. grating elements induced one step at a time along the fibre, e.g. by scanning a laser beam, arc discharge scanning

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Plasma & Fusion (AREA)
  • Optical Integrated Circuits (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
GB9303374A 1993-02-19 1993-02-19 Optical waveguide grating formed by transverse optical exposure Withdrawn GB2275347A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9303374A GB2275347A (en) 1993-02-19 1993-02-19 Optical waveguide grating formed by transverse optical exposure
PCT/GB1994/000330 WO1994019713A1 (en) 1993-02-19 1994-02-18 Optical waveguide grating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9303374A GB2275347A (en) 1993-02-19 1993-02-19 Optical waveguide grating formed by transverse optical exposure

Publications (2)

Publication Number Publication Date
GB9303374D0 true GB9303374D0 (en) 1993-04-07
GB2275347A GB2275347A (en) 1994-08-24

Family

ID=10730718

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9303374A Withdrawn GB2275347A (en) 1993-02-19 1993-02-19 Optical waveguide grating formed by transverse optical exposure

Country Status (2)

Country Link
GB (1) GB2275347A (en)
WO (1) WO1994019713A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9423105D0 (en) * 1994-11-16 1995-01-04 Northern Telecom Ltd Optical wave grating filter
GB2295247B (en) * 1994-11-16 1996-11-27 Northern Telecom Ltd Optical waveguide grating filter
CH693368A5 (en) * 1994-12-09 2003-06-30 Unaxis Balzers Ag A method for producing a diffraction grating, the light guide member and the uses thereof.
DE19500135A1 (en) * 1995-01-04 1996-07-11 Deutsche Telekom Ag Opto-electronic component with feedback grating for e.g. semiconductor laser
DE19500136A1 (en) * 1995-01-04 1996-07-11 Deutsche Telekom Ag Opto-electronic component with axial grating period modulation for e.g. semiconductor laser
EP0757663B1 (en) * 1995-02-01 1998-05-13 Plasma Optical Fibre B.V. Optical fiber having reduced polarisation mode dispersion
IT1278383B1 (en) * 1995-02-23 1997-11-20 Cselt Centro Studi Lab Telecom PROCEDURE FOR THE MANUFACTURE OF OPTICAL FIBERS WITH MAINTAINING POLARIZATION
GB2301678B (en) * 1995-04-28 1999-02-24 Univ Southampton Optical waveguide device
EP1174742B1 (en) * 1995-07-28 2006-03-01 Sabeus Photonics, Inc. Method for changing the refractive index in germanium silicate glass
US5838700A (en) * 1995-07-28 1998-11-17 Nauchny Tsentr Volokonnoi Optiki Pri Institute Obschei Fiziki Rossiiskoi Akademii Nauk Raman fibre laser, bragg fibre-optical grating and method for changing the refraction index in germanium silicate glass
US6195483B1 (en) * 1996-09-30 2001-02-27 The United States Of America As Represented By The Secretary Of The Navy Fiber Bragg gratings in chalcogenide or chalcohalide based infrared optical fibers
JPH10206753A (en) * 1997-01-28 1998-08-07 Nec Corp Variable wavelength optical device
AU2001264776A1 (en) 2000-05-22 2001-12-03 Adc Telecommunications Inc. Polarization control of uv writing
EP1243949A1 (en) * 2001-03-14 2002-09-25 Alcatel Optical filter device, method for tuning and communication system
US6975794B2 (en) * 2002-03-15 2005-12-13 Intel Corporation Method and apparatus for fabricating a waveguide Bragg grating using pulsed light
EP1526393A4 (en) * 2002-07-25 2006-01-11 Showa Electric Wire & Cable Co Optical filter
US9778542B2 (en) 2014-07-01 2017-10-03 Dolby Laboratories Licensing Corporation High power visible laser with a laser-fabricated nonlinear waveguide
US11522629B2 (en) 2021-01-21 2022-12-06 Ciena Corporation Channelized optical amplifiers and amplifier arrays
US11658452B2 (en) 2021-02-11 2023-05-23 Ciena Corporation Powering up an optical amplifier in an optical line system
US11272269B1 (en) 2021-03-29 2022-03-08 Ciena Corporation Integrated band splitter for scaling dual-band ROADM
US11824581B2 (en) 2021-08-11 2023-11-21 Ciena Corporation Turn-up procedure for local and remote amplifiers in an optical system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2521708B2 (en) * 1984-08-13 1996-08-07 ユナイテッド テクノロジーズ コーポレーション Method of forming a grating in an optical fiber
GB2189901B (en) * 1986-04-25 1989-12-06 Stc Plc Laser induced optical fibre grating devices.
GB8722615D0 (en) * 1987-09-25 1987-11-04 Plessey Co Plc Optical fibres
US4838643A (en) * 1988-03-23 1989-06-13 Alcatel Na, Inc. Single mode bend insensitive fiber for use in fiber optic guidance applications
US5098804A (en) * 1989-01-13 1992-03-24 E. I. Du Pont De Nemours And Company Multiplexer-demultiplexer for integrated optic circuit
US4974930A (en) * 1989-11-13 1990-12-04 At&T Bell Laboratories Mode scrambler with non-invasive fabrication in an optical fiber's cladding
US5042897A (en) * 1989-12-26 1991-08-27 United Technologies Corporation Optical waveguide embedded light redirecting Bragg grating arrangement
GB9007912D0 (en) * 1990-04-06 1990-06-06 British Telecomm A method of forming a refractive index grating in an optical waveguide
US5066133A (en) * 1990-10-18 1991-11-19 United Technologies Corporation Extended length embedded Bragg grating manufacturing method and arrangement
US5104209A (en) * 1991-02-19 1992-04-14 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Communications Method of creating an index grating in an optical fiber and a mode converter using the index grating
FR2674639A1 (en) * 1991-03-29 1992-10-02 Gaz De France BRAGG NETWORK OPTIC FIBER AND ITS APPLICATIONS.

Also Published As

Publication number Publication date
WO1994019713A1 (en) 1994-09-01
GB2275347A (en) 1994-08-24

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)