SE443242B - Optisk indexgradientfiber samt forfarande for dess framstellning - Google Patents
Optisk indexgradientfiber samt forfarande for dess framstellningInfo
- Publication number
- SE443242B SE443242B SE7906403A SE7906403A SE443242B SE 443242 B SE443242 B SE 443242B SE 7906403 A SE7906403 A SE 7906403A SE 7906403 A SE7906403 A SE 7906403A SE 443242 B SE443242 B SE 443242B
- Authority
- SE
- Sweden
- Prior art keywords
- barrier layer
- core
- refractive index
- dopant
- layer
- 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
- 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 - -
-
- 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
-
- 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
-
- 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
- G02B6/03627—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 - +
-
- 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
- C03B2203/22—Radial profile of refractive index, composition or softening point
- C03B2203/26—Parabolic or graded index [GRIN] core profile
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/929,415 US4229070A (en) | 1978-07-31 | 1978-07-31 | High bandwidth optical waveguide having B2 O3 free core and method of fabrication |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7906403L SE7906403L (sv) | 1980-02-01 |
SE443242B true SE443242B (sv) | 1986-02-17 |
Family
ID=25457828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7906403A SE443242B (sv) | 1978-07-31 | 1979-07-26 | Optisk indexgradientfiber samt forfarande for dess framstellning |
Country Status (20)
Country | Link |
---|---|
US (1) | US4229070A (xx) |
JP (1) | JPS5521090A (xx) |
AT (1) | AT395271B (xx) |
AU (1) | AU512910B2 (xx) |
BE (1) | BE877900A (xx) |
BR (1) | BR7904787A (xx) |
CA (1) | CA1116449A (xx) |
CH (1) | CH641280A5 (xx) |
DE (1) | DE2930398A1 (xx) |
DK (1) | DK152631B (xx) |
ES (2) | ES482852A1 (xx) |
FI (1) | FI77945C (xx) |
FR (1) | FR2432487A1 (xx) |
GB (1) | GB2027224B (xx) |
IL (1) | IL57899A (xx) |
IT (1) | IT1122359B (xx) |
NL (1) | NL191720C (xx) |
NO (1) | NO792482L (xx) |
SE (1) | SE443242B (xx) |
YU (1) | YU184579A (xx) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2062611A (en) * | 1979-10-29 | 1981-05-28 | Standard Telephones Cables Ltd | Single mode optical fibre |
US4339174A (en) * | 1980-02-01 | 1982-07-13 | Corning Glass Works | High bandwidth optical waveguide |
CA1170876A (en) * | 1980-12-29 | 1984-07-17 | Koichi Abe | Fiber with coarse index gradient |
CA1205307A (en) * | 1981-12-07 | 1986-06-03 | Venkata A. Bhagavatula | Low dispersion, low-loss single-mode optical waveguide |
US4770494A (en) * | 1986-02-12 | 1988-09-13 | American Telephone & Telegraph Company, At&T Bell Laboratories | Low-loss silica optical waveguides |
DE3842804A1 (de) * | 1988-12-20 | 1990-06-21 | Rheydt Kabelwerk Ag | Lichtwellenleiter |
DE3923686A1 (de) * | 1989-07-18 | 1991-01-24 | Rheydt Kabelwerk Ag | Verfahren zur vorbehandlung eines substratrohres fuer lichtwellenleiter |
DE3938386A1 (de) * | 1989-11-18 | 1991-05-23 | Rheydt Kabelwerk Ag | Lichtwellenleiter |
WO1993002018A1 (en) * | 1991-07-15 | 1993-02-04 | The University Of Sydney | Light transmitting device having regions of differing refractive index |
JP3219437B2 (ja) * | 1991-10-28 | 2001-10-15 | オリンパス光学工業株式会社 | 屈折率分布型光学素子 |
KR0153835B1 (ko) * | 1995-11-07 | 1998-11-16 | 김광호 | 매끄러운 환상고리 굴절율 프로파일을 갖는 분산이동광섬유의 제조방법 |
US5852690A (en) * | 1997-06-30 | 1998-12-22 | Minnesota Mining And Manufacturing Company | Depressed cladding fiber design for reducing coupling to cladding modes in fiber gratings |
WO2002057812A2 (en) * | 2001-01-17 | 2002-07-25 | Neophotonics Corporation | Optical materials with selected index-of-refraction |
JP4379937B2 (ja) * | 1999-01-08 | 2009-12-09 | ソニー株式会社 | 半導体レーザの製造方法 |
US6307995B1 (en) | 2000-04-05 | 2001-10-23 | James T. Veligdan | Planar optical waveguides for optical panel having gradient refractive index core |
CA2355819A1 (en) * | 2000-08-28 | 2002-02-28 | Sumitomo Electric Industries, Ltd. | Optical fiber, method of making optical fiber preform, and method of making optical fiber |
WO2002098808A1 (en) * | 2001-05-31 | 2002-12-12 | Corning Incorporated | Method of low pmd optical fiber manufacture |
JP2004536764A (ja) * | 2001-07-31 | 2004-12-09 | コーニング・インコーポレーテッド | 低偏波モード分散光ファイバ製造方法 |
NL1024015C2 (nl) * | 2003-07-28 | 2005-02-01 | Draka Fibre Technology Bv | Multimode optische vezel voorzien van een brekingsindexprofiel, optisch communicatiesysteem onder toepassing daarvan en werkwijze ter vervaardiging van een dergelijke vezel. |
US7787731B2 (en) * | 2007-01-08 | 2010-08-31 | Corning Incorporated | Bend resistant multimode optical fiber |
FR2922657B1 (fr) * | 2007-10-23 | 2010-02-12 | Draka Comteq France | Fibre multimode. |
US20090169163A1 (en) * | 2007-12-13 | 2009-07-02 | Abbott Iii John Steele | Bend Resistant Multimode Optical Fiber |
FR2932932B1 (fr) * | 2008-06-23 | 2010-08-13 | Draka Comteq France Sa | Systeme optique multiplexe en longueur d'ondes avec fibres optiques multimodes |
FR2933779B1 (fr) * | 2008-07-08 | 2010-08-27 | Draka Comteq France | Fibres optiques multimodes |
FR2940839B1 (fr) | 2009-01-08 | 2012-09-14 | Draka Comteq France | Fibre optique multimodale a gradient d'indice, procedes de caracterisation et de fabrication d'une telle fibre |
FR2946436B1 (fr) * | 2009-06-05 | 2011-12-09 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
US9014525B2 (en) | 2009-09-09 | 2015-04-21 | Draka Comteq, B.V. | Trench-assisted multimode optical fiber |
FR2953030B1 (fr) * | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2949870B1 (fr) * | 2009-09-09 | 2011-12-16 | Draka Compteq France | Fibre optique multimode presentant des pertes en courbure ameliorees |
FR2953605B1 (fr) * | 2009-12-03 | 2011-12-16 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2953606B1 (fr) * | 2009-12-03 | 2012-04-27 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2957153B1 (fr) * | 2010-03-02 | 2012-08-10 | Draka Comteq France | Fibre optique multimode a large bande passante et a faibles pertes par courbure |
FR2953029B1 (fr) * | 2009-11-25 | 2011-11-18 | Draka Comteq France | Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee |
FR2950156B1 (fr) * | 2009-09-17 | 2011-11-18 | Draka Comteq France | Fibre optique multimode |
US7865050B1 (en) * | 2010-02-16 | 2011-01-04 | Ofs Fitel, Llc | Equalizing modal delay of high order modes in bend insensitive multimode fiber |
EP2362251B1 (en) * | 2010-02-22 | 2023-04-26 | OFS Fitel, LLC | Optical fibers with truncated cores |
FR2966256B1 (fr) | 2010-10-18 | 2012-11-16 | Draka Comteq France | Fibre optique multimode insensible aux pertes par |
US9481599B2 (en) | 2010-12-21 | 2016-11-01 | Corning Incorporated | Method of making a multimode optical fiber |
FR2971061B1 (fr) | 2011-01-31 | 2013-02-08 | Draka Comteq France | Fibre optique a large bande passante et a faibles pertes par courbure |
ES2494640T3 (es) | 2011-01-31 | 2014-09-15 | Draka Comteq B.V. | Fibra multimodo |
EP2503368A1 (en) | 2011-03-24 | 2012-09-26 | Draka Comteq B.V. | Multimode optical fiber with improved bend resistance |
EP2506044A1 (en) | 2011-03-29 | 2012-10-03 | Draka Comteq B.V. | Multimode optical fiber |
EP2518546B1 (en) | 2011-04-27 | 2018-06-20 | Draka Comteq B.V. | High-bandwidth, radiation-resistant multimode optical fiber |
DK2541292T3 (en) | 2011-07-01 | 2014-12-01 | Draka Comteq Bv | A multimode optical fiber |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3711262A (en) * | 1970-05-11 | 1973-01-16 | Corning Glass Works | Method of producing optical waveguide fibers |
USRE28028E (en) | 1972-01-03 | 1974-06-04 | Method op forming an economic optical waveguide fiber | |
US3823995A (en) * | 1972-03-30 | 1974-07-16 | Corning Glass Works | Method of forming light focusing fiber waveguide |
US3785718A (en) * | 1972-09-11 | 1974-01-15 | Bell Telephone Labor Inc | Low dispersion optical fiber |
GB1456371A (en) * | 1972-11-25 | 1976-11-24 | Sumitomo Electric Industries | Optical transmission fibre |
US3884550A (en) * | 1973-01-04 | 1975-05-20 | Corning Glass Works | Germania containing optical waveguide |
DE2302556A1 (de) * | 1973-01-19 | 1974-07-25 | Licentia Gmbh | Verfahren zur herstellung von glasfasern zur lichtleitung |
CA1050833A (en) * | 1974-02-22 | 1979-03-20 | John B. Macchesney | Optical fiber fabrication involving homogeneous reaction within a moving hot zone |
JPS5156642A (xx) * | 1974-11-13 | 1976-05-18 | Sumitomo Electric Industries | |
US4339173A (en) * | 1975-09-08 | 1982-07-13 | Corning Glass Works | Optical waveguide containing P2 O5 and GeO2 |
CA1029993A (en) * | 1975-09-11 | 1978-04-25 | Frederick D. King | Optical fibre transmission line |
DE2647419C2 (de) * | 1975-10-20 | 1981-09-17 | Hitachi, Ltd., Tokyo | Optische Faser |
GB1568521A (en) * | 1976-04-06 | 1980-05-29 | Standard Telephones Cables Ltd | Optical fibre manufacture |
JPS5838368B2 (ja) * | 1976-05-15 | 1983-08-23 | 住友電気工業株式会社 | 光フアイバの製造方法 |
DE2741854B2 (de) * | 1976-09-20 | 1981-03-19 | Hitachi, Ltd., Tokyo | Verfahren zur Herstellung optischer Fasern |
DD127701A1 (de) * | 1976-10-04 | 1977-10-12 | Inst Elektroswarki Patona | Steuereinrichtung fuer einen transformator mit vormagnetisierung |
US4106850A (en) * | 1977-04-04 | 1978-08-15 | Bell Telephone Laboratories, Incorporated | Optical fiber with graded index core and pure silica cladding |
-
1978
- 1978-07-31 US US05/929,415 patent/US4229070A/en not_active Expired - Lifetime
-
1979
- 1979-05-18 CA CA000327922A patent/CA1116449A/en not_active Expired
- 1979-07-19 JP JP9209979A patent/JPS5521090A/ja active Granted
- 1979-07-26 NL NL7905802A patent/NL191720C/xx not_active IP Right Cessation
- 1979-07-26 NO NO792482A patent/NO792482L/no unknown
- 1979-07-26 FR FR7919329A patent/FR2432487A1/fr active Granted
- 1979-07-26 SE SE7906403A patent/SE443242B/sv unknown
- 1979-07-26 AT AT0516479A patent/AT395271B/de not_active IP Right Cessation
- 1979-07-26 IL IL57899A patent/IL57899A/xx unknown
- 1979-07-26 AU AU49284/79A patent/AU512910B2/en not_active Ceased
- 1979-07-26 DK DK316579AA patent/DK152631B/da not_active Application Discontinuation
- 1979-07-26 BE BE0/196459A patent/BE877900A/fr not_active IP Right Cessation
- 1979-07-26 BR BR7904787A patent/BR7904787A/pt unknown
- 1979-07-26 DE DE19792930398 patent/DE2930398A1/de active Granted
- 1979-07-26 IT IT24685/79A patent/IT1122359B/it active
- 1979-07-26 FI FI792352A patent/FI77945C/fi not_active IP Right Cessation
- 1979-07-26 CH CH693979A patent/CH641280A5/de not_active IP Right Cessation
- 1979-07-26 GB GB7926121A patent/GB2027224B/en not_active Expired
- 1979-07-26 ES ES482852A patent/ES482852A1/es not_active Expired
- 1979-07-27 YU YU01845/79A patent/YU184579A/xx unknown
-
1980
- 1980-04-09 ES ES490381A patent/ES8103389A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT395271B (de) | 1992-11-10 |
NL7905802A (nl) | 1980-02-04 |
FR2432487B1 (xx) | 1985-03-01 |
JPS6337045B2 (xx) | 1988-07-22 |
SE7906403L (sv) | 1980-02-01 |
NO792482L (no) | 1980-02-01 |
DK152631B (da) | 1988-03-28 |
ATA516479A (de) | 1988-07-15 |
IL57899A0 (en) | 1979-11-30 |
ES482852A1 (es) | 1980-09-01 |
FI77945B (fi) | 1989-01-31 |
IT1122359B (it) | 1986-04-23 |
FI792352A (fi) | 1980-02-01 |
DE2930398C2 (xx) | 1991-10-17 |
AU4928479A (en) | 1980-02-07 |
IT7924685A0 (it) | 1979-07-26 |
FR2432487A1 (fr) | 1980-02-29 |
DK316579A (da) | 1980-02-01 |
CA1116449A (en) | 1982-01-19 |
BE877900A (fr) | 1980-01-28 |
AU512910B2 (en) | 1980-11-06 |
NL191720C (nl) | 1996-04-02 |
BR7904787A (pt) | 1980-05-13 |
GB2027224A (en) | 1980-02-13 |
CH641280A5 (de) | 1984-02-15 |
YU184579A (en) | 1983-01-21 |
ES490381A0 (es) | 1981-02-16 |
GB2027224B (en) | 1983-04-27 |
IL57899A (en) | 1981-10-30 |
DE2930398A1 (de) | 1980-02-28 |
ES8103389A1 (es) | 1981-02-16 |
FI77945C (fi) | 1989-05-10 |
US4229070A (en) | 1980-10-21 |
JPS5521090A (en) | 1980-02-14 |
NL191720B (nl) | 1995-12-01 |
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