IT1049064B - Guida d onda ottica con gradiente ottimanle dell indice di rifrazione - Google Patents

Guida d onda ottica con gradiente ottimanle dell indice di rifrazione

Info

Publication number
IT1049064B
IT1049064B IT29194/75A IT2919475A IT1049064B IT 1049064 B IT1049064 B IT 1049064B IT 29194/75 A IT29194/75 A IT 29194/75A IT 2919475 A IT2919475 A IT 2919475A IT 1049064 B IT1049064 B IT 1049064B
Authority
IT
Italy
Prior art keywords
wave guide
optical wave
refraction index
optimum gradient
gradient
Prior art date
Application number
IT29194/75A
Other languages
English (en)
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Application granted granted Critical
Publication of IT1049064B publication Critical patent/IT1049064B/it

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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Waveguides (AREA)
IT29194/75A 1974-11-15 1975-11-12 Guida d onda ottica con gradiente ottimanle dell indice di rifrazione IT1049064B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US524074A US3904268A (en) 1974-11-15 1974-11-15 Optical waveguide having optimal index gradient

Publications (1)

Publication Number Publication Date
IT1049064B true IT1049064B (it) 1981-01-20

Family

ID=24087658

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29194/75A IT1049064B (it) 1974-11-15 1975-11-12 Guida d onda ottica con gradiente ottimanle dell indice di rifrazione

Country Status (8)

Country Link
US (1) US3904268A (it)
JP (1) JPS5751643B2 (it)
AT (1) AT346104B (it)
CA (1) CA1025711A (it)
DE (1) DE2545651A1 (it)
FR (1) FR2291507A1 (it)
GB (1) GB1476955A (it)
IT (1) IT1049064B (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019805A (en) * 1975-07-25 1977-04-26 Bell Telephone Laboratories, Incorporated Optimized parabolic-index optical fiber communication system with incoherent light source
US3989350A (en) * 1975-09-12 1976-11-02 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
US4033667A (en) * 1975-09-12 1977-07-05 Bell Telephone Laboratories, Incorporated Multimode optical fiber
US4057320A (en) * 1976-07-26 1977-11-08 Bell Telephone Laboratories, Incorporated Optical fiber waveguide having minimum modal dispersion
US4106847A (en) * 1976-09-07 1978-08-15 Bell Telephone Laboratories, Incorporated Noncircular symmetric optical fiber waveguide having minimum modal dispersion
US4105283A (en) * 1977-02-01 1978-08-08 Bell Telephone Laboratories, Incorporated Compensation for material dispersion in optical fibers
JPS53131054A (en) * 1977-04-21 1978-11-15 Nippon Telegr & Teleph Corp <Ntt> Construction of wide range transmission passage of graded index multi- mode fiber
JPS543553A (en) * 1977-06-10 1979-01-11 Nippon Telegr & Teleph Corp <Ntt> Optical line
DE2732444A1 (de) 1977-07-18 1979-02-01 Siemens Ag Gradientenfaser
US4478622A (en) * 1978-03-03 1984-10-23 Corning Glass Works Method of making multicomponent optical waveguide having index gradient
US4222631A (en) * 1978-03-03 1980-09-16 Corning Glass Works Multicomponent optical waveguide having index gradient
JPS54122135A (en) * 1978-03-16 1979-09-21 Nippon Telegr & Teleph Corp <Ntt> Wide band optical line
DE2837338A1 (de) * 1978-08-26 1980-03-06 Licentia Gmbh optischer wellenleiter
US4406517A (en) * 1979-01-02 1983-09-27 Corning Glass Works Optical waveguide having optimal index profile for multicomponent nonlinear glass
US4260221A (en) * 1979-03-16 1981-04-07 Bell Telephone Laboratories, Incorporated Multimode fiber with z-dependent index profile
JPS5749203U (it) * 1980-09-03 1982-03-19
JPS61159047U (it) * 1985-03-22 1986-10-02
JPH051313Y2 (it) * 1988-06-15 1993-01-13
EP1514144A2 (en) * 2002-05-31 2005-03-16 Corning Incorporated Low macrobending loss optical fiber
US7421174B2 (en) * 2006-08-28 2008-09-02 Furakawa Electric North America; Inc. Multi-wavelength, multimode optical fibers
US20110054862A1 (en) * 2009-09-02 2011-03-03 Panduit Corp. Multimode Fiber Having Improved Reach
US7865050B1 (en) * 2010-02-16 2011-01-04 Ofs Fitel, Llc Equalizing modal delay of high order modes in bend insensitive multimode 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
EP3100087B1 (en) 2014-01-31 2022-04-13 OFS Fitel, LLC Design and manufacture of multi-mode optical fibers
US9632244B2 (en) * 2014-07-28 2017-04-25 Panduit Corp. Multimode optical fiber and methods of manufacturing thereof
EP3223063A1 (en) 2016-03-24 2017-09-27 Thomson Licensing Device for forming a field intensity pattern in the near zone, from incident electromagnetic waves
US20200192022A1 (en) * 2016-06-16 2020-06-18 Nippon Telegraph And Telephone Corporation Optical fiber and optical transmission system
EP3312660A1 (en) 2016-10-21 2018-04-25 Thomson Licensing Device for forming at least one tilted focused beam in the near zone, from incident electromagnetic waves
EP3312646A1 (en) 2016-10-21 2018-04-25 Thomson Licensing Device and method for shielding at least one sub-wavelength-scale object from an incident electromagnetic wave
GB2558963A (en) * 2017-01-18 2018-07-25 Cirrus Logic Int Semiconductor Ltd Flexible membrane
EP3385219B1 (en) 2017-04-07 2021-07-14 InterDigital CE Patent Holdings Method for manufacturing a device for forming at least one focused beam in a near zone
US10247925B2 (en) 2017-06-01 2019-04-02 The United States Of America, As Represented By The Secretary Of The Army Compact image intensifier objective with gradient index lenses

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801181A (en) * 1968-08-10 1974-04-02 Nippon Selfoc Co Ltd Gradient index light conductor
GB1266524A (it) * 1968-10-03 1972-03-08
JPS4922465B1 (it) * 1969-12-30 1974-06-08
US3719806A (en) * 1971-12-03 1973-03-06 Platemakers Educational & Res Apparatus for calculating halftone screen exposures
US3826560A (en) * 1972-03-30 1974-07-30 Corning Glass Works Method of forming a light focusing fiber waveguide
US3823995A (en) * 1972-03-30 1974-07-16 Corning Glass Works Method of forming light focusing fiber waveguide
US3823997A (en) * 1973-06-18 1974-07-16 Bell Telephone Labor Inc Graded-index optical fiber

Also Published As

Publication number Publication date
ATA849675A (de) 1978-02-15
AT346104B (de) 1978-10-25
DE2545651C3 (it) 1990-07-12
JPS5751643B2 (it) 1982-11-02
JPS5172444A (it) 1976-06-23
US3904268A (en) 1975-09-09
FR2291507A1 (fr) 1976-06-11
CA1025711A (en) 1978-02-07
DE2545651A1 (de) 1976-05-20
FR2291507B1 (it) 1981-04-30
GB1476955A (en) 1977-06-16

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941130