IT1081230B - Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo - Google Patents

Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo

Info

Publication number
IT1081230B
IT1081230B IT68141/76A IT6814176A IT1081230B IT 1081230 B IT1081230 B IT 1081230B IT 68141/76 A IT68141/76 A IT 68141/76A IT 6814176 A IT6814176 A IT 6814176A IT 1081230 B IT1081230 B IT 1081230B
Authority
IT
Italy
Prior art keywords
signals
transmission
optical
refraction index
equalizer
Prior art date
Application number
IT68141/76A
Other languages
English (en)
Inventor
Pietro Di Vita
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT68141/76A priority Critical patent/IT1081230B/it
Priority to CA277,054A priority patent/CA1065174A/en
Priority to US05/793,420 priority patent/US4134639A/en
Priority to FR7713553A priority patent/FR2351424A1/fr
Priority to DE19772720108 priority patent/DE2720108A1/de
Priority to GB19170/77A priority patent/GB1582161A/en
Priority to NL7705040A priority patent/NL7705040A/xx
Priority to US05/816,209 priority patent/US4178066A/en
Application granted granted Critical
Publication of IT1081230B publication Critical patent/IT1081230B/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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/14—Mode converters
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
IT68141/76A 1976-05-10 1976-05-10 Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo IT1081230B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT68141/76A IT1081230B (it) 1976-05-10 1976-05-10 Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo
CA277,054A CA1065174A (en) 1976-05-10 1977-04-18 Optical equalizer with graded refractive index profile for signal transmission via multimode optical waveguides
US05/793,420 US4134639A (en) 1976-05-10 1977-05-03 Optical path-length equalizer with graded refractive index
FR7713553A FR2351424A1 (fr) 1976-05-10 1977-05-04 Egaliseur optique a indice de refraction gradue pour transmission de signaux sur guides optiques multimode
DE19772720108 DE2720108A1 (de) 1976-05-10 1977-05-05 Optischer entzerrer zur signaluebertragung ueber optische mehrmoden- wellenleiter mit einem sprunghaften brechungsindexprofil
GB19170/77A GB1582161A (en) 1976-05-10 1977-05-06 Optical equalizers for signal transmission via multimode optical waveguides
NL7705040A NL7705040A (nl) 1976-05-10 1977-05-07 Weglengtevereffeningstoestel voor een stralings- geleider.
US05/816,209 US4178066A (en) 1976-05-10 1977-07-15 Ray-path equalizer for signal-transmission system using multimode light guides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68141/76A IT1081230B (it) 1976-05-10 1976-05-10 Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo

Publications (1)

Publication Number Publication Date
IT1081230B true IT1081230B (it) 1985-05-16

Family

ID=11308117

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68141/76A IT1081230B (it) 1976-05-10 1976-05-10 Equalizzatore ottico con indice di rifrazione graduale per trasmissione di segnali su guide ottiche multimodo

Country Status (7)

Country Link
US (1) US4134639A (it)
CA (1) CA1065174A (it)
DE (1) DE2720108A1 (it)
FR (1) FR2351424A1 (it)
GB (1) GB1582161A (it)
IT (1) IT1081230B (it)
NL (1) NL7705040A (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239330A (en) * 1978-10-18 1980-12-16 Bell Telephone Laboratories, Incorporated Multiple optical switch
US4229067A (en) * 1978-11-17 1980-10-21 Corning Glass Works Optical waveguide mode scrambler
GB2101763B (en) * 1981-07-16 1985-01-30 Standard Telephones Cables Ltd Delay equalisation for single mode fibres
DE3212590A1 (de) * 1982-04-03 1983-10-13 Wandel & Goltermann Gmbh & Co, 7412 Eningen Verfahren und vorrichtung zum optischen entzerren von signalen bei ihrer uebertragung ueber lichtwellenleiter
US4768853A (en) * 1986-08-08 1988-09-06 Corning Glass Works Optical fiber dispersion transformer
DE4014796A1 (de) * 1990-05-09 1991-11-14 Rheydt Kabelwerk Ag Verfahren zur linearisierung der uebertragungsfunktion
JP3098200B2 (ja) * 1996-12-27 2000-10-16 昭和オプトロニクス株式会社 レーザビームの補正方法及び装置
US7024067B2 (en) * 2001-10-19 2006-04-04 Visteon Global Technologies, Inc. Communication system with a signal conduction matrix and surface signal router
US20030095675A1 (en) * 2001-10-19 2003-05-22 Marlow C. Allen Light communication channel-based voice-activated control system and method for implementing thereof
US6772733B2 (en) 2001-10-19 2004-08-10 Visteon Global Technologies, Inc. Optically controlled IPCS circuitry
US6949758B2 (en) * 2001-10-19 2005-09-27 Visteon Global Technologies, Inc. LCC-based fluid-level detection sensor
US20030090161A1 (en) * 2001-10-19 2003-05-15 Marlow C. Allen Light communication channel-based electronics power distribution system
DE10342370B3 (de) * 2003-09-09 2005-04-28 Fachhochschule Nordhausen Anordnung zur Überwachung elektrischer Einrichtungen auf das Entstehen von Störlichtbögen
US7340138B1 (en) * 2007-01-25 2008-03-04 Furukawa Electric North America, Inc. Optical fiber devices and methods for interconnecting dissimilar fibers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1441369A (en) * 1974-05-07 1976-06-30 Plessey Co Ltd Optical fibre transmission compensator

Also Published As

Publication number Publication date
FR2351424A1 (fr) 1977-12-09
NL7705040A (nl) 1977-11-14
CA1065174A (en) 1979-10-30
DE2720108A1 (de) 1977-12-22
GB1582161A (en) 1980-12-31
US4134639A (en) 1979-01-16

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