KR970059767A - 분산시프트파이버 - Google Patents
분산시프트파이버 Download PDFInfo
- Publication number
- KR970059767A KR970059767A KR1019970001145A KR19970001145A KR970059767A KR 970059767 A KR970059767 A KR 970059767A KR 1019970001145 A KR1019970001145 A KR 1019970001145A KR 19970001145 A KR19970001145 A KR 19970001145A KR 970059767 A KR970059767 A KR 970059767A
- Authority
- KR
- South Korea
- Prior art keywords
- refractive index
- shift fiber
- dispersion
- less
- cladding
- Prior art date
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
-
- 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
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
- G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02285—Characterised by the polarisation mode dispersion [PMD] properties, e.g. for minimising PMD
-
- 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
- G02B6/03616—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
- G02B6/03638—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 3 layers only
- G02B6/0365—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 3 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02276—Dispersion shifted fibres, i.e. zero dispersion at 1550 nm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
본 발명은 편파모드분산을 저감하는 구조를 구비한 분산시프트파이버를 제공하는 것을 과제로한 것이며, 그 해결수단에 있어서, 분산시프트파이버는, 석영유리를 주성분으로 하고 그 0분산파장치가 1.4㎛이상, 또한 1.7㎛이하의 범위로 설정된 싱글모드광파이버이다. 특히 당해분산시프트파이버는, 클래드에 상당하는 부위에 오목부가 형성된 굴절률프로파일을 가진 동시에, 적어도 코어영역전체에 플루오르가 첨가되어 있는 것을 특징으로 하는 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도는 본 발명에 관한 분산시프트파이버의 기본구조(단면구조 및 그 굴절률프로파일)을 표시한 도면.
Claims (5)
1.4㎛이상 또한 1.7㎛이하의 범위내의 영(0)분산파장을 가진 석영유리를 주성분으로 하는 분산시프트파이버에 있어서, 적어도 플루오르가 첨가된 유리영역이고, 제 1굴절률을 가진 동시에 제 1외경a를 가진 안쪽코어와, 상기 안쪽코어의 외주에 형성된, 적어도 플루오르가 첨가된 유리영역이고, 상기 제 1굴절률보다도 낮은 제 2굴절률을 가진 동시에 제 2외경b를 가진 바깥쪽코어와, 상기 바깥쪽코어의 외주에 형성된 유리영역이고, 상기 제 2굴절률보다도 낮은 제 3굴절률을 가진 안쪽클래드와, 상기 안쪽클래드의 외주에 형성된 유리영역이고, 상기 제 3굴절률보다도 높은 제 4굴절률을 가진 바깥쪽클래드를 구비한 것을 특징으로 하는 분산시프트파이버.
제1항에 있어서, 상기 안쪽클래드에는, 적어도 소정농도의 플루오르가 함되어 있는 것을 특징으로 하는 분산시프트파이버.
상기 안쪽클래드에 대한 상기 바깥쪽클래드의 비굴절률차가 △n3, 상기 안쪽클래드의 외경이 C일 때,0.01%≤△n3≤0.10%, 30㎛≤c≤60㎛인 조건을 만족하고 있는 것을 특징으로 하는 분산시프트파이버.
제3항에 있어서, 상기 안쪽코어 및 바깥쪽코어는, a/b≤0.20, b≥15㎛인 조건을 만족하고 있는 것을 특징으로 하는 분산시프트파이버.
제3항에 있어서, 0분산파장은 1560nm이상 또한 1600nm이하이고, 모드필드직경은 8.0㎛이상이고, 길이 2m에서의 커트오프파장은 1.0㎛이상 또한 1.8㎛이하이고, 그리고, 편파모드분산은 0.25ps/(km)1/2이하인 것을 특징으로 하는 분산시프트파이버.
※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP96-4947 | 1996-01-16 | ||
JP494796 | 1996-01-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970059767A true KR970059767A (ko) | 1997-08-12 |
KR100244384B1 KR100244384B1 (ko) | 2000-03-02 |
Family
ID=11597775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970001145A KR100244384B1 (ko) | 1996-01-16 | 1997-01-16 | 분산시프트파이버 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5721800A (ko) |
EP (1) | EP0785448B1 (ko) |
KR (1) | KR100244384B1 (ko) |
CN (1) | CN1080888C (ko) |
AU (1) | AU712202B2 (ko) |
CA (1) | CA2193542C (ko) |
DE (1) | DE69736573D1 (ko) |
TW (1) | TW342460B (ko) |
Families Citing this family (70)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5835655A (en) | 1995-01-26 | 1998-11-10 | Corning Incorporated | Large effective area waveguide fiber |
EP0851247A3 (en) * | 1996-12-27 | 2000-06-14 | Sumitomo Electric Industries, Ltd | Dispersion-shifted optical fibre and method of manufacturing the same |
US6535679B2 (en) | 1997-01-16 | 2003-03-18 | Sumitomo Electric Industries, Ltd. | Optical fiber and method of manufacturing the same |
JPH10274720A (ja) * | 1997-01-29 | 1998-10-13 | Sumitomo Electric Ind Ltd | シングルモード光ファイバ |
CA2229280A1 (en) * | 1997-02-12 | 1998-08-12 | Sumitomo Electric Industries, Ltd. | Dispersion-shifted fiber |
TW449665B (en) * | 1997-06-23 | 2001-08-11 | Corning Inc | High dispersion zero waveguide fiber |
CA2267252A1 (en) * | 1997-08-28 | 1999-02-28 | Sumitomo Electric Industries, Ltd. | Dispersion-shift fiber |
DE69836402T2 (de) | 1997-09-12 | 2007-09-20 | Corning Inc. | Optischer Wellenleiter mit niedriger Dämpfung |
AU748054B2 (en) | 1997-10-29 | 2002-05-30 | Corning Incorporated | Waveguide profile for large effective area |
US6031956A (en) * | 1997-11-17 | 2000-02-29 | Corning Incorporated | High performance single mode waveguide |
US5940567A (en) * | 1998-02-20 | 1999-08-17 | Photon-X, Inc. | Optical fibers having an inner core and an outer core |
US6421490B1 (en) | 1998-02-23 | 2002-07-16 | Corning Incorporated | Low slope dispersion managed waveguide |
US6343176B1 (en) | 1998-07-31 | 2002-01-29 | Corning Incorporated | Long haul single mode waveguide |
US6212322B1 (en) | 1998-09-11 | 2001-04-03 | Corning Incorporated | Positive dispersion low dispersion slope fiber |
FR2783609B1 (fr) * | 1998-09-17 | 2002-08-30 | Cit Alcatel | Fibre optique monomode optimisee pour les hauts debits |
EP1046069A1 (fr) | 1998-09-17 | 2000-10-25 | Alcatel | Fibre optique a rapport optimise entre l'aire effective et la pente de dispersion pour systemes de transmission a fibre optique a multiplexage en longueurs d'onde |
JP3912009B2 (ja) * | 1998-09-18 | 2007-05-09 | 住友電気工業株式会社 | 分散補償ファイバ |
FR2784198B1 (fr) * | 1998-10-05 | 2002-08-30 | Cit Alcatel | Fibre optique utilisable pour systeme de transmissions a multiplexage en longueur d'onde |
DE19852704A1 (de) | 1998-11-16 | 2000-05-18 | Heraeus Quarzglas | Verfahren zur Herstellung einer Vorform für eine optische Faser und für die Durchführung des Verfahrens geeignetes Substratrohr |
ID29527A (id) | 1998-11-26 | 2001-09-06 | Sumitomo Electric Industries | Serat optik dan sistem transmisi optik yang mencakup serat optik yang sama |
CA2359033A1 (en) * | 1999-01-27 | 2000-08-03 | Motohide Yoshida | Method and apparatus for fabricating coated optical fiber, and coated optical fiber |
AU2825800A (en) * | 1999-03-03 | 2000-09-21 | Sumitomo Electric Industries, Ltd. | Optical fiber |
US6301422B1 (en) | 1999-04-28 | 2001-10-09 | Corning Incorporated | Large effective area fiber having a low total dispersion slope |
US6583907B1 (en) | 1999-07-01 | 2003-06-24 | Lucent Technologies Inc. | Optical communications system and method of operation for performance recovery by post-transmission dispersion compensation |
KR100334820B1 (ko) | 1999-07-22 | 2002-05-02 | 윤종용 | 분산제어 광섬유 및 그 대구경 모재의 제조 방법 |
BR0012719A (pt) | 1999-07-27 | 2002-04-09 | Corning Inc | Guia de onda ótica tendo dispersão negativa e aef grande |
US6430346B1 (en) | 1999-09-03 | 2002-08-06 | Corning Incorporated | Negative dispersion single mode waveguide fiber |
US6424778B1 (en) | 1999-09-29 | 2002-07-23 | Corning Incorporated | Optical fiber with large effective area and low dispersion slope for submarine applications |
US6490396B1 (en) | 1999-09-29 | 2002-12-03 | Corning Incorporated | Optical waveguide fiber |
EP1238298A1 (en) | 1999-11-22 | 2002-09-11 | Corning Incorporated | Dispersion shifted large effective area waveguide fiber |
US6324327B1 (en) | 1999-11-23 | 2001-11-27 | Corning Incorporated | Low dispersion slope negative dispersion optical fiber |
AU3261901A (en) | 1999-12-30 | 2001-07-16 | Corning Incorporated | Coated optical waveguide and method of coating |
US6775451B1 (en) | 1999-12-30 | 2004-08-10 | Corning Incorporated | Secondary coating composition for optical fibers |
BR0104593A (pt) * | 2000-02-25 | 2002-01-08 | Furukawa Eletric Co Ltd | Fibra ótica de baixa dispersão e sistema de transmissão usando a fibra ótica de baixa dispersão |
JP2003531796A (ja) * | 2000-03-25 | 2003-10-28 | ヘライオステネフォーアーゲー | サブストレート管及び光ファイバーのプリフォームを製造する方法 |
DE10035951C2 (de) * | 2000-07-21 | 2002-06-27 | Heraeus Quarzglas | Verfahren zur Herstellung eines Bauteils für die Herstellung optischer Fasern, sowie Verwendung des Bauteils |
US6584263B2 (en) | 2000-07-26 | 2003-06-24 | Corning Incorporated | Optical fiber coating compositions and coated optical fibers |
US6587623B1 (en) * | 2000-08-14 | 2003-07-01 | The Board Of Trustees Of The University Of Illinois | Method for reducing stimulated brillouin scattering in waveguide systems and devices |
JP2004519701A (ja) | 2000-08-16 | 2004-07-02 | コーニング・インコーポレーテッド | 大なる実効面積、低分散且つ低分散傾斜を有する光ファイバ |
AU2001225460A1 (en) * | 2000-09-27 | 2002-04-08 | Sterlite Optical Technologies Ltd. | Dispersion optimized fiber with low dispersion and optical loss |
DE10050324C1 (de) * | 2000-10-10 | 2001-12-13 | Heraeus Quarzglas | Verfahren zur Herstellung eines Rohres aus dotiertem Quarzglas, rohrförmiges Halbzeug aus porösem Quarzglas, daraus hergestelltes Quarzglasrohr und Verwendung desselben |
US6904772B2 (en) | 2000-12-22 | 2005-06-14 | Corning Incorporated | Method of making a glass preform for low water peak optical fiber |
JP3784656B2 (ja) * | 2001-03-15 | 2006-06-14 | 株式会社フジクラ | 分散補償光ファイバおよびこれを用いた分散補償モジュールと光ファイバ複合伝送路 |
NL1018338C2 (nl) * | 2001-06-20 | 2002-12-30 | Draka Fibre Technology Bv | Optische vezel. |
JP2003029062A (ja) * | 2001-07-13 | 2003-01-29 | Sumitomo Electric Ind Ltd | グレーティング内蔵光ファイバおよびグレーティング形成用光ファイバ |
US6853798B1 (en) * | 2001-10-15 | 2005-02-08 | Sandia Corporation | Downhole geothermal well sensors comprising a hydrogen-resistant optical fiber |
DE10157306C1 (de) * | 2001-11-23 | 2003-06-05 | Heraeus Tenevo Ag | Verfahren zur Herstellung eines Bauteils aus dotiertem Quarzglas und rohrförmiges Halbzeug hierfür |
US6735985B2 (en) * | 2001-12-20 | 2004-05-18 | Furukawa Electric North America Inc | Method of impressing a twist on a multimode fiber during drawing |
NL1020780C2 (nl) | 2002-06-06 | 2004-01-06 | Draka Fibre Technology Bv | Single mode optische vezel, alsmede optisch communicatiesysteem. |
WO2004005984A1 (ja) * | 2002-07-09 | 2004-01-15 | Fujikura Ltd. | 光ファイバおよびこれを用いた光ファイバカプラ、エルビウム添加光ファイバ増幅器、光導波路 |
US7346258B2 (en) | 2002-07-09 | 2008-03-18 | Fujikura Ltd. | Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same |
CN1310045C (zh) * | 2002-10-01 | 2007-04-11 | 古河电气工业株式会社 | 光纤、光传送线路以及光纤的制造方法 |
FR2848206B1 (fr) * | 2002-12-05 | 2005-02-25 | Cit Alcatel | Procede de realisation de preforme a fibre optique |
FR2893149B1 (fr) * | 2005-11-10 | 2008-01-11 | Draka Comteq France | Fibre optique monomode. |
FR2899693B1 (fr) * | 2006-04-10 | 2008-08-22 | Draka Comteq France | Fibre optique monomode. |
BRPI0819166B1 (pt) | 2007-11-09 | 2019-03-06 | Draka Comteq, B.V. | Fibra óptica, e caixa óptica |
WO2009066429A1 (ja) * | 2007-11-19 | 2009-05-28 | Mitsubishi Cable Industries, Ltd. | 光ファイバ及びその製造方法 |
DK2175295T3 (da) | 2008-02-22 | 2013-05-27 | Sumitomo Electric Industries | Optisk fiber og optisk kabel |
FR2930997B1 (fr) | 2008-05-06 | 2010-08-13 | Draka Comteq France Sa | Fibre optique monomode |
US8385701B2 (en) * | 2009-09-11 | 2013-02-26 | Corning Incorporated | Low bend loss optical fiber |
TWM386430U (en) | 2010-04-09 | 2010-08-11 | Sheng-Yi Chuang | Led lamp |
US8873917B2 (en) | 2011-05-20 | 2014-10-28 | Corning Incorporated | Low bend loss optical fiber |
CN103827709B (zh) | 2011-08-19 | 2018-11-13 | 康宁股份有限公司 | 低弯曲损耗光纤 |
US9188736B2 (en) | 2013-04-08 | 2015-11-17 | Corning Incorporated | Low bend loss optical fiber |
US9586853B2 (en) | 2014-07-09 | 2017-03-07 | Corning Incorporated | Method of making optical fibers in a reducing atmosphere |
US9650281B2 (en) | 2014-07-09 | 2017-05-16 | Corning Incorporated | Optical fiber with reducing hydrogen sensitivity |
US10677050B2 (en) * | 2017-05-16 | 2020-06-09 | Baker Hughes, A Ge Company, Llc | Dispersion-shifted optical fibers for downhole sensing |
US10758415B2 (en) * | 2018-01-17 | 2020-09-01 | Topcon Medical Systems, Inc. | Method and apparatus for using multi-clad fiber for spot size selection |
CN108508529B (zh) * | 2018-04-04 | 2019-12-24 | 长飞光纤光缆股份有限公司 | 一种零色散位移保偏光纤 |
KR102279322B1 (ko) * | 2019-04-08 | 2021-07-21 | 한양대학교 산학협력단 | 다중 진단 및 치료 카테터와 이를 포함하는 카테터 시스템 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2101762B (en) * | 1981-07-07 | 1984-11-28 | Central Electr Generat Board | Optic fibre |
JPS6252508A (ja) * | 1985-09-02 | 1987-03-07 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバ |
KR900003449B1 (ko) * | 1986-06-11 | 1990-05-19 | 스미도모덴기고오교오 가부시기가이샤 | 분산 시프트싱글모우드 광파이버 및 그 제조방법 |
US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
JPH01237507A (ja) * | 1987-12-04 | 1989-09-22 | Nippon Telegr & Teleph Corp <Ntt> | 絶対単一偏波光ファイバ |
JP2831363B2 (ja) * | 1988-11-22 | 1998-12-02 | 株式会社フジクラ | 光ファイバ |
JP3098828B2 (ja) | 1991-12-09 | 2000-10-16 | 住友電気工業株式会社 | 分散シフトファイバ及びその製造方法 |
US5298047A (en) | 1992-08-03 | 1994-03-29 | At&T Bell Laboratories | Method of making a fiber having low polarization mode dispersion due to a permanent spin |
US5327516A (en) * | 1993-05-28 | 1994-07-05 | At&T Bell Laboratories | Optical fiber for wavelength division multiplexing |
US5504829A (en) * | 1993-12-27 | 1996-04-02 | Corning Incorporated | Optical fiber for soliton transmission and method of making |
US5559921A (en) | 1994-06-24 | 1996-09-24 | Sumitomo Electric Industries, Ltd. | Single mode optical fiber |
CA2157828C (en) * | 1994-09-13 | 2003-02-11 | Youichi Akasaka | Dispersion compensating optical fiber for wavelength division multiplex transmission |
US5483612A (en) * | 1994-10-17 | 1996-01-09 | Corning Incorporated | Increased capacity optical waveguide |
-
1996
- 1996-10-18 TW TW085112745A patent/TW342460B/zh active
- 1996-12-20 CA CA002193542A patent/CA2193542C/en not_active Expired - Fee Related
- 1996-12-23 AU AU76475/96A patent/AU712202B2/en not_active Ceased
-
1997
- 1997-01-07 DE DE69736573T patent/DE69736573D1/de not_active Expired - Lifetime
- 1997-01-07 EP EP97100121A patent/EP0785448B1/en not_active Expired - Lifetime
- 1997-01-15 US US08/785,837 patent/US5721800A/en not_active Expired - Lifetime
- 1997-01-15 CN CN97102238A patent/CN1080888C/zh not_active Expired - Fee Related
- 1997-01-16 KR KR1019970001145A patent/KR100244384B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2193542C (en) | 2005-09-27 |
US5721800A (en) | 1998-02-24 |
DE69736573D1 (de) | 2006-10-12 |
EP0785448A1 (en) | 1997-07-23 |
AU7647596A (en) | 1997-07-24 |
TW342460B (en) | 1998-10-11 |
EP0785448B1 (en) | 2006-08-30 |
CA2193542A1 (en) | 1997-07-17 |
CN1163411A (zh) | 1997-10-29 |
KR100244384B1 (ko) | 2000-03-02 |
AU712202B2 (en) | 1999-10-28 |
CN1080888C (zh) | 2002-03-13 |
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