DE69933611D1 - Kurze filtrierende optische Faser - Google Patents
Kurze filtrierende optische FaserInfo
- Publication number
- DE69933611D1 DE69933611D1 DE69933611T DE69933611T DE69933611D1 DE 69933611 D1 DE69933611 D1 DE 69933611D1 DE 69933611 T DE69933611 T DE 69933611T DE 69933611 T DE69933611 T DE 69933611T DE 69933611 D1 DE69933611 D1 DE 69933611D1
- Authority
- DE
- Germany
- Prior art keywords
- optical fiber
- filtering optical
- short filtering
- short
- fiber
- 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 - Lifetime
Links
- 238000001914 filtration Methods 0.000 title 1
- 239000013307 optical fiber Substances 0.000 title 1
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
-
- 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
-
- 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
- G02B6/02114—Refractive index modulation gratings, e.g. Bragg gratings characterised by enhanced photosensitivity characteristics of the fibre, e.g. hydrogen loading, heat treatment
- G02B6/02119—Photosensitivity profiles determining the grating structure, e.g. radial or longitudinal
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
- G02B6/03633—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - -
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03694—Multiple layers differing in properties other than the refractive index, e.g. attenuation, diffusion, stress properties
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Lasers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9806906A FR2779239B1 (fr) | 1998-06-02 | 1998-06-02 | Fibre optique filtrante courte |
FR9806906 | 1998-06-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69933611D1 true DE69933611D1 (de) | 2006-11-30 |
DE69933611T2 DE69933611T2 (de) | 2007-08-23 |
Family
ID=9526934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69933611T Expired - Lifetime DE69933611T2 (de) | 1998-06-02 | 1999-05-12 | Kurze filtrierende optische Faser |
Country Status (5)
Country | Link |
---|---|
US (1) | US6292606B1 (de) |
EP (1) | EP0962790B1 (de) |
JP (1) | JP2000009941A (de) |
DE (1) | DE69933611T2 (de) |
FR (1) | FR2779239B1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6400865B1 (en) * | 2000-05-31 | 2002-06-04 | Fitel Usa Corp. | Article comprising a Bragg grating in a few-moded optical waveguide |
US6427041B1 (en) * | 2000-05-31 | 2002-07-30 | Fitel Usa Corp. | Article comprising a tilted grating in a single mode waveguide |
US6836418B2 (en) | 2000-06-19 | 2004-12-28 | Fujikura Ltd. | Slant short-period grating |
JP2002082235A (ja) * | 2000-06-19 | 2002-03-22 | Fujikura Ltd | スラント型短周期グレーティング |
US6766080B2 (en) * | 2001-07-10 | 2004-07-20 | Sumitomo Electric Industries, Ltd. | Optical waveguide type defraction grating device and a method of manufacturing thereof |
US6876679B1 (en) * | 2001-08-20 | 2005-04-05 | Dennis Bowler | Systems and methods of operating an incoherently beam combined laser |
CA2396650C (en) * | 2001-08-31 | 2010-05-04 | Fujikura Ltd. | Fiber type optical component |
JP2003107268A (ja) * | 2001-09-27 | 2003-04-09 | Sumitomo Electric Ind Ltd | 光ファイバおよび光ファイバ型フィルタ |
JP4155972B2 (ja) * | 2002-04-30 | 2008-09-24 | 住友電気工業株式会社 | 光ファイバ及びそれを含むファイバグレーティング型フィルタ |
FR2841994B1 (fr) * | 2002-07-08 | 2004-09-24 | Cit Alcatel | Filtre optique |
CA2396831A1 (en) * | 2002-08-02 | 2004-02-02 | Femtonics Corporation | Microstructuring optical wave guide devices with femtosecond optical pulses |
TW200404172A (en) * | 2002-08-22 | 2004-03-16 | Showa Electric Wire & Cable Co | Pseudo slant fiber Bragg grating, multiple series fiber Bragg grating, optical fiber type coupler and optical connector |
JP4514448B2 (ja) * | 2002-12-26 | 2010-07-28 | 京セラ株式会社 | 体積型位相格子とその製造方法及びそれを用いた光モジュール及び半導体レーザモジュール |
CN102636843B (zh) * | 2012-05-07 | 2014-04-09 | 中国电子科技集团公司第二十三研究所 | 一种光纤滤波器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8723050D0 (en) | 1987-10-01 | 1987-11-04 | British Telecomm | Optical filters |
US4974930A (en) | 1989-11-13 | 1990-12-04 | At&T Bell Laboratories | Mode scrambler with non-invasive fabrication in an optical fiber's cladding |
US5061032A (en) | 1989-12-26 | 1991-10-29 | United Technologies Corporation | Optical waveguide embedded light redirecting and focusing bragg grating arrangement |
WO1994000784A1 (en) * | 1992-06-24 | 1994-01-06 | British Telecommunications Public Limited Company | Photoinduced grating in b2o3 containing glass |
WO1997008574A1 (en) * | 1995-08-29 | 1997-03-06 | Arroyo Optics, Inc. | Wavelength selective grating assisted optical couplers |
US6104852A (en) | 1996-01-18 | 2000-08-15 | British Telecommunications Public Limited Company | Optical waveguide with photosensitive refractive index cladding |
US6069988A (en) * | 1996-07-02 | 2000-05-30 | The Furukawa Electric Co., Ltd. | Optical fiber and its manufacturing method |
JPH1082918A (ja) | 1996-09-09 | 1998-03-31 | Sumitomo Electric Ind Ltd | 光ファイバグレーティング |
US5832156A (en) | 1996-10-31 | 1998-11-03 | Lucent Technologies Inc. | Article comprising an optical waveguide tap |
US5940556A (en) * | 1997-03-07 | 1999-08-17 | Ifos | Fiber-optic mode-routed add-drop filter |
US6005999A (en) | 1997-11-21 | 1999-12-21 | 3M Innovative Properties Company | Waveguide narrowband rejection filter |
US6058231A (en) | 1998-02-13 | 2000-05-02 | 3M Innovative Properties Company | Boron-doped optical fiber |
JPH11237514A (ja) | 1998-02-20 | 1999-08-31 | Shin Etsu Chem Co Ltd | グレーティング用光ファイバ、グレーティング用光ファイバ母材およびその光ファイバ母材の製造方法 |
US6111999A (en) * | 1998-09-24 | 2000-08-29 | Lucent Technologies Inc. | Fiber device having variable refractive index region proximal the core |
-
1998
- 1998-06-02 FR FR9806906A patent/FR2779239B1/fr not_active Expired - Fee Related
-
1999
- 1999-05-12 EP EP99401171A patent/EP0962790B1/de not_active Expired - Lifetime
- 1999-05-12 DE DE69933611T patent/DE69933611T2/de not_active Expired - Lifetime
- 1999-05-21 US US09/316,396 patent/US6292606B1/en not_active Expired - Lifetime
- 1999-06-01 JP JP11154115A patent/JP2000009941A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0962790A1 (de) | 1999-12-08 |
FR2779239B1 (fr) | 2003-06-27 |
US6292606B1 (en) | 2001-09-18 |
FR2779239A1 (fr) | 1999-12-03 |
DE69933611T2 (de) | 2007-08-23 |
JP2000009941A (ja) | 2000-01-14 |
EP0962790B1 (de) | 2006-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |