IT1111144B - Guida d'onda ottica a piu' componenti avente un gradiente ad indice - Google Patents
Guida d'onda ottica a piu' componenti avente un gradiente ad indiceInfo
- Publication number
- IT1111144B IT1111144B IT20692/79A IT2069279A IT1111144B IT 1111144 B IT1111144 B IT 1111144B IT 20692/79 A IT20692/79 A IT 20692/79A IT 2069279 A IT2069279 A IT 2069279A IT 1111144 B IT1111144 B IT 1111144B
- Authority
- IT
- Italy
- Prior art keywords
- wave guide
- index gradient
- optic wave
- component
- component optic
- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion
-
- 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]
- C03B37/01413—Reactant delivery systems
-
- 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/80—Feeding the burner or the burner-heated deposition site
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/86—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid by bubbling a gas through the liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Waveguides (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/883,214 US4222631A (en) | 1978-03-03 | 1978-03-03 | Multicomponent optical waveguide having index gradient |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7920692A0 IT7920692A0 (it) | 1979-03-02 |
IT1111144B true IT1111144B (it) | 1986-01-13 |
Family
ID=25382199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20692/79A IT1111144B (it) | 1978-03-03 | 1979-03-02 | Guida d'onda ottica a piu' componenti avente un gradiente ad indice |
Country Status (20)
Country | Link |
---|---|
US (1) | US4222631A (it) |
JP (1) | JPS5831561B2 (it) |
AT (1) | AT387096B (it) |
AU (1) | AU512838B2 (it) |
BE (1) | BE874586A (it) |
BR (1) | BR7901287A (it) |
CA (2) | CA1124118A (it) |
CH (2) | CH639495A5 (it) |
DE (1) | DE2907402C2 (it) |
DK (1) | DK147896C (it) |
ES (4) | ES478250A1 (it) |
FI (1) | FI76890C (it) |
FR (1) | FR2418939A1 (it) |
IL (2) | IL56692A (it) |
IN (2) | IN151417B (it) |
IT (1) | IT1111144B (it) |
NL (1) | NL182754C (it) |
NO (1) | NO155027C (it) |
SE (1) | SE443241B (it) |
YU (1) | YU51879A (it) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4406517A (en) * | 1979-01-02 | 1983-09-27 | Corning Glass Works | Optical waveguide having optimal index profile for multicomponent nonlinear glass |
FR2529191B2 (fr) * | 1980-07-31 | 1985-11-29 | France Etat | Fibres optiques et procede de fabrication de celles-ci |
JPS6320158U (it) * | 1986-07-23 | 1988-02-09 | ||
US4911712A (en) * | 1988-04-14 | 1990-03-27 | Heraeus Lasersonics, Inc. | Medical laser probe |
US5030217A (en) * | 1988-04-14 | 1991-07-09 | Heraeus Lasersonics, Inc. | Medical laser probe and method of delivering CO2 radiation |
EP1107027B1 (en) * | 1999-04-13 | 2011-10-12 | Sumitomo Electric Industries, Ltd. | Optical fiber and optical communication system comprising the same |
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. |
US7315677B1 (en) | 2006-09-14 | 2008-01-01 | Corning Incorporated | Dual dopant dual alpha 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 |
US20110054862A1 (en) * | 2009-09-02 | 2011-03-03 | Panduit Corp. | Multimode Fiber Having Improved Reach |
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 |
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 |
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 |
FR2950156B1 (fr) * | 2009-09-17 | 2011-11-18 | Draka Comteq France | Fibre optique multimode |
FR2966256B1 (fr) | 2010-10-18 | 2012-11-16 | Draka Comteq France | Fibre optique multimode insensible aux pertes par |
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 |
EP2541292B1 (en) | 2011-07-01 | 2014-10-01 | Draka Comteq BV | Multimode optical fibre |
US8965163B2 (en) | 2011-11-04 | 2015-02-24 | Corning Incorporated | Ge-P co-doped multimode optical fiber |
US8588568B2 (en) * | 2011-11-04 | 2013-11-19 | Corning Incorporated | Bend loss resistant multi-mode fiber |
US9804325B2 (en) | 2014-01-31 | 2017-10-31 | Ofs Fitel, Llc | Framework for the design of optimum and near-optimum broadband multi-mode optical fibers by core doping |
US9329335B2 (en) | 2014-01-31 | 2016-05-03 | Ofs Fitel, Llc | Broadband multi-mode optical fibers with flat-zone in dopant concentration profile |
WO2016168042A1 (en) | 2015-04-15 | 2016-10-20 | Corning Incorporated | Low loss optical fibers with fluorine and chlorine codoped core regions |
US9964701B2 (en) | 2016-06-15 | 2018-05-08 | Corning Incorporated | Methods of manufacturing wide-band multi-mode optical fibers and core preforms for the same using specific fluorine doping parameter and 850 nm alpha profile |
US11022750B2 (en) | 2018-09-13 | 2021-06-01 | Corning Incorporated | Wideband multimode co-doped optical fiber employing GeO2 and Al2O3 dopants |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3904268A (en) * | 1974-11-15 | 1975-09-09 | Corning Glass Works | Optical waveguide having optimal index gradient |
US4033667A (en) * | 1975-09-12 | 1977-07-05 | Bell Telephone Laboratories, Incorporated | Multimode optical fiber |
US4025156A (en) * | 1975-09-12 | 1977-05-24 | Bell Telephone Laboratories, Incorporated | Graded-index fiber for multimode optical communication |
US4057320A (en) * | 1976-07-26 | 1977-11-08 | Bell Telephone Laboratories, Incorporated | Optical fiber waveguide having minimum modal dispersion |
US4111525A (en) * | 1976-10-12 | 1978-09-05 | Bell Telephone Laboratories, Incorporated | Silica based optical fiber waveguide using phosphorus pentoxide and germanium dioxide |
-
1978
- 1978-03-03 US US05/883,214 patent/US4222631A/en not_active Expired - Lifetime
- 1978-12-13 CA CA317,878A patent/CA1124118A/en not_active Expired
-
1979
- 1979-02-19 IL IL56692A patent/IL56692A/xx unknown
- 1979-02-19 IL IL63228A patent/IL63228A/xx not_active IP Right Cessation
- 1979-02-20 DK DK72379A patent/DK147896C/da not_active IP Right Cessation
- 1979-02-23 IN IN165/CAL/79A patent/IN151417B/en unknown
- 1979-02-26 DE DE2907402A patent/DE2907402C2/de not_active Expired
- 1979-02-26 AU AU44573/79A patent/AU512838B2/en not_active Ceased
- 1979-02-27 JP JP54022489A patent/JPS5831561B2/ja not_active Expired
- 1979-02-28 SE SE7901822A patent/SE443241B/sv not_active IP Right Cessation
- 1979-03-01 FR FR7905367A patent/FR2418939A1/fr active Granted
- 1979-03-01 AT AT0157579A patent/AT387096B/de not_active IP Right Cessation
- 1979-03-01 CH CH202179A patent/CH639495A5/de not_active IP Right Cessation
- 1979-03-02 BE BE0/193812A patent/BE874586A/xx not_active IP Right Cessation
- 1979-03-02 FI FI790716A patent/FI76890C/fi not_active IP Right Cessation
- 1979-03-02 YU YU00518/79A patent/YU51879A/xx unknown
- 1979-03-02 NO NO790719A patent/NO155027C/no unknown
- 1979-03-02 IT IT20692/79A patent/IT1111144B/it active
- 1979-03-02 ES ES478250A patent/ES478250A1/es not_active Expired
- 1979-03-02 BR BR7901287A patent/BR7901287A/pt unknown
- 1979-03-02 NL NLAANVRAGE7901679,A patent/NL182754C/xx not_active IP Right Cessation
- 1979-06-13 ES ES481540A patent/ES481540A1/es not_active Expired
- 1979-06-13 ES ES481539A patent/ES481539A1/es not_active Expired
- 1979-06-13 ES ES481541A patent/ES481541A1/es not_active Expired
-
1981
- 1981-08-12 CA CA383,770A patent/CA1126549A/en not_active Expired
-
1982
- 1982-05-24 IN IN598/CAL/82A patent/IN154809B/en unknown
-
1983
- 1983-06-15 CH CH329283A patent/CH643072A5/de not_active IP Right Cessation
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