ES2065555T3 - Amplificador optico de fibra activa, con porciones de doble nucleo, con una banda de señal ancha. - Google Patents

Amplificador optico de fibra activa, con porciones de doble nucleo, con una banda de señal ancha.

Info

Publication number
ES2065555T3
ES2065555T3 ES91101039T ES91101039T ES2065555T3 ES 2065555 T3 ES2065555 T3 ES 2065555T3 ES 91101039 T ES91101039 T ES 91101039T ES 91101039 T ES91101039 T ES 91101039T ES 2065555 T3 ES2065555 T3 ES 2065555T3
Authority
ES
Spain
Prior art keywords
wave length
optical amplifier
active fiber
fiber optical
core portions
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES91101039T
Other languages
English (en)
Inventor
Giorgo Grasso
Paul Laurence Scrivener
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pirelli and C SpA
Original Assignee
Pirelli Cavi SpA
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 Pirelli Cavi SpA filed Critical Pirelli Cavi SpA
Application granted granted Critical
Publication of ES2065555T3 publication Critical patent/ES2065555T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • 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
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2826—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals using mechanical machining means for shaping of the couplers, e.g. grinding or polishing
    • G02B6/283—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals using mechanical machining means for shaping of the couplers, e.g. grinding or polishing couplers being tunable or adjustable
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • 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
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • G02B6/2835—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers
    • G02B2006/2839—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. couplers fabricated from double or twin core fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S2301/00—Functional characteristics
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
    • H01S3/06729—Peculiar transverse fibre profile

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

LA INVENCION SE REFIERE A UN AMPLIFICADOR OPTICO, ADECUADO PARA LINEAS DE TELECOMUNICACION DE FIBRA OPTICA, QUE OPERA CON LA SEÑAL DE TRANSMISION EN UNA BANDA DE LONGITUD DE ONDA PREDETERMINADA, QUE COMPRENDE UNA FIBRA OPTICA DE EMISION DE LASER ACTIVA (6), DOPADA CON ERBIO, TENIENDO PARTES (11) DE LONGITUD LIMITADA, PROVISTAS DE DOBLE HILO CONDUCTOR (12, 13), UNO (12) DE LOS CUALES SE CONECTA A LOS HILOS (16) DE LAS RESTANTES PARTES DE LA FIBRA ACTIVA (6) Y CON LAS FIBRAS DE LINEA (7), CONSTITUYENDO LAS ENTRADAS Y SALIDAS DEL AMPLIFICADOR, MIENTRAS EL SEGUNDO HILO (13) SE ACOPLA OPTICAMENTE CON EL PRIMERO (12) A UNA LONGITUD DE ONDA ESPECIFICA, DIFERENTE DE LA LONGITUD DE ONDA DE TRANSMISION; EL SEGUNDO HILO (13) ES CAPAZ DE ELIMINAR DEL PRIMERO (12) LA LUZ DE EMISION ESPONTANEA DEL ERBIO , QUE CONSTITUIRIA UNA FUENTE DE RUIDO, PERMITIENDO LA AMPLIFICACION DE UNA SEÑAL DE TRANSMISION EN UN MARGEN DE LONGITUD DE ONDA QUE SE CORRESPONDE SUSTANCIALMENTE CON EL DE LA TOLERANCIA DE LOS EMISORESDE SEÑAL LASER (2) DE TIPO COMERCIAL.
ES91101039T 1990-02-07 1991-01-28 Amplificador optico de fibra activa, con porciones de doble nucleo, con una banda de señal ancha. Expired - Lifetime ES2065555T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT01928090A IT1237970B (it) 1990-02-07 1990-02-07 Amplificatore ottico a fibra attiva,con porzioni a doppio nucleo,a larga banda di lunghezza d'onda di segnale

Publications (1)

Publication Number Publication Date
ES2065555T3 true ES2065555T3 (es) 1995-02-16

Family

ID=11156365

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91101039T Expired - Lifetime ES2065555T3 (es) 1990-02-07 1991-01-28 Amplificador optico de fibra activa, con porciones de doble nucleo, con una banda de señal ancha.

Country Status (29)

Country Link
EP (1) EP0441211B1 (es)
JP (2) JP3045550B2 (es)
KR (1) KR0179024B1 (es)
CN (1) CN1023348C (es)
AR (1) AR246642A1 (es)
AT (1) ATE113419T1 (es)
AU (1) AU646238B2 (es)
BR (1) BR9100626A (es)
CA (1) CA2035804C (es)
CZ (1) CZ280565B6 (es)
DE (1) DE69104738T2 (es)
DK (1) DK0441211T3 (es)
ES (1) ES2065555T3 (es)
FI (1) FI104293B (es)
HK (1) HK100195A (es)
HU (1) HU212954B (es)
IE (1) IE66727B1 (es)
IT (1) IT1237970B (es)
LT (1) LT3572B (es)
LV (1) LV10984B (es)
MY (1) MY106104A (es)
NO (1) NO303956B1 (es)
NZ (1) NZ237031A (es)
PL (1) PL165200B1 (es)
PT (1) PT96683B (es)
RU (1) RU2063105C1 (es)
SK (1) SK278932B6 (es)
TW (1) TW198100B (es)
UA (1) UA25931A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2265751B (en) * 1992-03-23 1995-12-20 Univ Southampton Optical amplifier with automatic self adjusting gain spectrum
IT1270032B (it) * 1994-04-14 1997-04-28 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda
IT1273676B (it) 1994-07-25 1997-07-09 Pirelli Cavi Spa Sistema di telecomunicazione amplificata a multiplazione a divisione di lunghezza d'onda,con potenza di ricezione equalizzata
FR2822313B1 (fr) * 2001-03-16 2003-07-25 Highwave Optical Tech Composant optique a base de fibre bi-coeur avec entrees/sorties en fibres mono-coeur
CN1325991C (zh) * 2003-11-14 2007-07-11 中国科学院上海光学精密机械研究所 双芯双包层光纤二波长光放大装置
EP1942083A1 (en) * 2006-12-07 2008-07-09 Datwyler Fiber Optics S.A. Method and apparatus for fabricating a preform for an active optical fiber, active optical fiber and amplifier
KR102428755B1 (ko) * 2017-11-24 2022-08-02 엘지디스플레이 주식회사 파장 변환이 가능한 광섬유 및 이를 사용하는 백라이트 유닛
DE102019114974A1 (de) * 2019-06-04 2020-12-10 Friedrich-Schiller-Universität Jena Lichtwellenleiter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4315666A (en) * 1979-03-19 1982-02-16 Hicks Jr John W Coupled communications fibers
US4546476A (en) * 1982-12-10 1985-10-08 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
DE3584091D1 (de) * 1984-10-01 1991-10-17 Polaroid Corp Verstaerker fuer optischen wellenleiter und laser.
US4883335A (en) * 1986-01-06 1989-11-28 American Telephone And Telegraph Company Single-mode optical fiber tap
JPH0740617B2 (ja) * 1986-08-08 1995-05-01 日本電信電話株式会社 光フアイバレ−ザ

Also Published As

Publication number Publication date
CZ280565B6 (cs) 1996-02-14
KR910015872A (ko) 1991-09-30
IE66727B1 (en) 1996-01-24
FI104293B1 (fi) 1999-12-15
IT9019280A1 (it) 1991-08-08
CN1054670A (zh) 1991-09-18
PL165200B1 (pl) 1994-11-30
EP0441211B1 (en) 1994-10-26
NO303956B1 (no) 1998-09-28
NO910461L (no) 1991-08-08
LTIP1607A (en) 1995-07-25
IT1237970B (it) 1993-06-19
JP2000106465A (ja) 2000-04-11
NZ237031A (en) 1994-08-26
CN1023348C (zh) 1993-12-29
HUT60551A (en) 1992-09-28
JPH0774414A (ja) 1995-03-17
BR9100626A (pt) 1991-10-29
CA2035804C (en) 1998-12-01
AU7080891A (en) 1991-08-08
JP3240302B2 (ja) 2001-12-17
UA25931A1 (uk) 1999-02-26
KR0179024B1 (ko) 1999-05-15
CA2035804A1 (en) 1991-08-08
SK278932B6 (sk) 1998-04-08
DE69104738D1 (de) 1994-12-01
AR246642A1 (es) 1994-08-31
PT96683A (pt) 1992-12-31
AU646238B2 (en) 1994-02-17
RU2063105C1 (ru) 1996-06-27
HK100195A (en) 1995-06-30
PT96683B (pt) 1998-08-31
IT9019280A0 (it) 1990-02-07
TW198100B (es) 1993-01-11
LV10984A (lv) 1995-12-20
CS9100283A2 (en) 1991-09-15
NO910461D0 (no) 1991-02-06
EP0441211A3 (en) 1992-12-02
JP3045550B2 (ja) 2000-05-29
PL288961A1 (en) 1991-10-21
IE904570A1 (en) 1991-08-14
LT3572B (en) 1995-12-27
ATE113419T1 (de) 1994-11-15
DE69104738T2 (de) 1995-05-11
EP0441211A2 (en) 1991-08-14
MY106104A (en) 1995-03-31
FI910573A0 (fi) 1991-02-06
FI910573A (fi) 1991-08-08
DK0441211T3 (da) 1995-04-24
FI104293B (fi) 1999-12-15
HU910401D0 (en) 1991-08-28
LV10984B (en) 1996-02-20
HU212954B (en) 1996-12-30

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