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 multimodoInfo
- 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
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)
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)
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 |
US6949758B2 (en) * | 2001-10-19 | 2005-09-27 | Visteon Global Technologies, Inc. | LCC-based fluid-level detection sensor |
US20030095675A1 (en) * | 2001-10-19 | 2003-05-22 | Marlow C. Allen | Light communication channel-based voice-activated control system and method for implementing thereof |
US7024067B2 (en) * | 2001-10-19 | 2006-04-04 | Visteon Global Technologies, Inc. | Communication system with a signal conduction matrix and surface signal router |
US20030090161A1 (en) * | 2001-10-19 | 2003-05-15 | Marlow C. Allen | Light communication channel-based electronics power distribution system |
US6772733B2 (en) | 2001-10-19 | 2004-08-10 | Visteon Global Technologies, Inc. | Optically controlled IPCS circuitry |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1441369A (en) * | 1974-05-07 | 1976-06-30 | Plessey Co Ltd | Optical fibre transmission compensator |
-
1976
- 1976-05-10 IT IT68141/76A patent/IT1081230B/it active
-
1977
- 1977-04-18 CA CA277,054A patent/CA1065174A/en not_active Expired
- 1977-05-03 US US05/793,420 patent/US4134639A/en not_active Expired - Lifetime
- 1977-05-04 FR FR7713553A patent/FR2351424A1/fr not_active Withdrawn
- 1977-05-05 DE DE19772720108 patent/DE2720108A1/de not_active Withdrawn
- 1977-05-06 GB GB19170/77A patent/GB1582161A/en not_active Expired
- 1977-05-07 NL NL7705040A patent/NL7705040A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2720108A1 (de) | 1977-12-22 |
CA1065174A (en) | 1979-10-30 |
NL7705040A (nl) | 1977-11-14 |
GB1582161A (en) | 1980-12-31 |
FR2351424A1 (fr) | 1977-12-09 |
US4134639A (en) | 1979-01-16 |
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