DE69908091D1 - Optisches wellenleiter-gitter und verfahren zur seiner herstellung - Google Patents

Optisches wellenleiter-gitter und verfahren zur seiner herstellung

Info

Publication number
DE69908091D1
DE69908091D1 DE69908091T DE69908091T DE69908091D1 DE 69908091 D1 DE69908091 D1 DE 69908091D1 DE 69908091 T DE69908091 T DE 69908091T DE 69908091 T DE69908091 T DE 69908091T DE 69908091 D1 DE69908091 D1 DE 69908091D1
Authority
DE
Germany
Prior art keywords
production
wave guide
optical wave
guide grid
grid
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
DE69908091T
Other languages
English (en)
Other versions
DE69908091T2 (de
Inventor
Tadashi Enomoto
Shinji Ishikawa
Masakazu Shigehara
Michiko Harumoto
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69908091D1 publication Critical patent/DE69908091D1/de
Publication of DE69908091T2 publication Critical patent/DE69908091T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/02171—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for compensating environmentally induced changes
    • G02B6/02176—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for compensating environmentally induced changes due to temperature fluctuations
    • G02B6/0219—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for compensating environmentally induced changes due to temperature fluctuations based on composition of fibre materials
    • 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
    • G02B6/02142—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating based on illuminating or irradiating an amplitude mask, i.e. a mask having a repetitive intensity modulating pattern
    • 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
    • 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
    • G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
    • G02B6/02095—Long period gratings, i.e. transmission gratings coupling light between core and cladding modes
DE69908091T 1998-01-19 1999-01-08 Optisches wellenleiter-gitter und verfahren zur seiner herstellung Expired - Fee Related DE69908091T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP753498 1998-01-19
JP753498 1998-01-19
PCT/JP1999/000040 WO1999036815A1 (fr) 1998-01-19 1999-01-08 Reseau de diffraction de guide d'ondes optique et procede de fabrication de celui-ci

Publications (2)

Publication Number Publication Date
DE69908091D1 true DE69908091D1 (de) 2003-06-26
DE69908091T2 DE69908091T2 (de) 2004-04-01

Family

ID=11668461

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69908091T Expired - Fee Related DE69908091T2 (de) 1998-01-19 1999-01-08 Optisches wellenleiter-gitter und verfahren zur seiner herstellung

Country Status (9)

Country Link
US (1) US6580854B1 (de)
EP (1) EP1054274B1 (de)
KR (1) KR20010034234A (de)
CN (1) CN1172202C (de)
AU (1) AU1785199A (de)
CA (1) CA2318119A1 (de)
DE (1) DE69908091T2 (de)
TW (1) TW434432B (de)
WO (1) WO1999036815A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU735273B2 (en) * 1999-09-09 2001-07-05 Samsung Electronics Co., Ltd. Long period optical fiber grating filter device
JP2002333526A (ja) * 2001-03-06 2002-11-22 Fujikura Ltd 可変光減衰器、光増幅器及び光通信システム
FR2824642B1 (fr) * 2001-05-11 2003-10-03 Cit Alcatel Fibre optique a saut d'indice a gaine et coeur dopes, preforme et procede de fabrication pour une telle fibre
US20030039747A1 (en) * 2001-08-27 2003-02-27 Optinel Systems,Inc. Method of enhancing waveguide photosensitivity and waveguide having enhanced photosensitivity
SE0201600D0 (sv) * 2002-05-30 2002-05-30 Ortoplan As Method for forming gratings
US20050238309A1 (en) * 2004-04-21 2005-10-27 Gary Drenzek Optical fibers for use in harsh environments
US7526160B1 (en) * 2007-12-20 2009-04-28 Baker Hughes Incorporated Optical fiber Bragg grating with improved hydrogen resistance
US8111961B2 (en) * 2008-02-26 2012-02-07 Ofs Fitel, Llc Accelerated aging of phosphorus-doped optical fibers
US8445059B2 (en) * 2008-02-26 2013-05-21 Ofs Fitel, Llc Accelerated aging of phosphorus-doped optical fibers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5478371A (en) * 1992-05-05 1995-12-26 At&T Corp. Method for producing photoinduced bragg gratings by irradiating a hydrogenated glass body in a heated state
JPH07248430A (ja) * 1994-03-08 1995-09-26 Sumitomo Electric Ind Ltd 光導波路型回折格子及びその作製方法
JPH08286055A (ja) * 1995-04-18 1996-11-01 Sumitomo Electric Ind Ltd 光導波路、その導波路部材、及びその製造方法
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
US5703978A (en) * 1995-10-04 1997-12-30 Lucent Technologies Inc. Temperature insensitive long-period fiber grating devices
US5896484A (en) * 1996-02-15 1999-04-20 Corning Incorporated Method of making a symmetrical optical waveguide

Also Published As

Publication number Publication date
KR20010034234A (ko) 2001-04-25
CA2318119A1 (en) 1999-07-22
TW434432B (en) 2001-05-16
EP1054274A1 (de) 2000-11-22
CN1172202C (zh) 2004-10-20
AU1785199A (en) 1999-08-02
WO1999036815A1 (fr) 1999-07-22
DE69908091T2 (de) 2004-04-01
EP1054274A4 (de) 2001-04-11
CN1287623A (zh) 2001-03-14
US6580854B1 (en) 2003-06-17
EP1054274B1 (de) 2003-05-21

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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