ATE113419T1 - Doppelkern-aktivfaser als optischer breitband- signal-verstärker. - Google Patents

Doppelkern-aktivfaser als optischer breitband- signal-verstärker.

Info

Publication number
ATE113419T1
ATE113419T1 AT91101039T AT91101039T ATE113419T1 AT E113419 T1 ATE113419 T1 AT E113419T1 AT 91101039 T AT91101039 T AT 91101039T AT 91101039 T AT91101039 T AT 91101039T AT E113419 T1 ATE113419 T1 AT E113419T1
Authority
AT
Austria
Prior art keywords
double
signal amplifier
broadband signal
active fiber
core active
Prior art date
Application number
AT91101039T
Other languages
English (en)
Inventor
Giorgo Grasso
Paul Laurence Scrivener
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 ATE113419T1 publication Critical patent/ATE113419T1/de

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)
AT91101039T 1990-02-07 1991-01-28 Doppelkern-aktivfaser als optischer breitband- signal-verstärker. ATE113419T1 (de)

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
ATE113419T1 true ATE113419T1 (de) 1994-11-15

Family

ID=11156365

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91101039T ATE113419T1 (de) 1990-02-07 1991-01-28 Doppelkern-aktivfaser als optischer breitband- signal-verstärker.

Country Status (29)

Country Link
EP (1) EP0441211B1 (de)
JP (2) JP3045550B2 (de)
KR (1) KR0179024B1 (de)
CN (1) CN1023348C (de)
AR (1) AR246642A1 (de)
AT (1) ATE113419T1 (de)
AU (1) AU646238B2 (de)
BR (1) BR9100626A (de)
CA (1) CA2035804C (de)
CZ (1) CZ280565B6 (de)
DE (1) DE69104738T2 (de)
DK (1) DK0441211T3 (de)
ES (1) ES2065555T3 (de)
FI (1) FI104293B1 (de)
HK (1) HK100195A (de)
HU (1) HU212954B (de)
IE (1) IE66727B1 (de)
IT (1) IT1237970B (de)
LT (1) LT3572B (de)
LV (1) LV10984B (de)
MY (1) MY106104A (de)
NO (1) NO303956B1 (de)
NZ (1) NZ237031A (de)
PL (1) PL165200B1 (de)
PT (1) PT96683B (de)
RU (1) RU2063105C1 (de)
SK (1) SK278932B6 (de)
TW (1) TW198100B (de)
UA (1) UA25931A1 (de)

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 (de) * 2006-12-07 2008-07-09 Datwyler Fiber Optics S.A. Verfahren und Vorrichtung zur Herstellung einer Vorform für eine aktive optische Faser, aktive optische Faser und Verstärker
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
WO1986002171A1 (en) * 1984-10-01 1986-04-10 Polaroid Corporation Optical waveguide amplifier and 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
JP3240302B2 (ja) 2001-12-17
AU7080891A (en) 1991-08-08
JP2000106465A (ja) 2000-04-11
IT9019280A1 (it) 1991-08-08
FI910573A (fi) 1991-08-08
CN1023348C (zh) 1993-12-29
CA2035804C (en) 1998-12-01
SK278932B6 (sk) 1998-04-08
CA2035804A1 (en) 1991-08-08
MY106104A (en) 1995-03-31
LT3572B (en) 1995-12-27
UA25931A1 (uk) 1999-02-26
FI104293B (fi) 1999-12-15
EP0441211A3 (en) 1992-12-02
RU2063105C1 (ru) 1996-06-27
DK0441211T3 (da) 1995-04-24
NO910461L (no) 1991-08-08
HU212954B (en) 1996-12-30
DE69104738D1 (de) 1994-12-01
BR9100626A (pt) 1991-10-29
FI104293B1 (fi) 1999-12-15
KR910015872A (ko) 1991-09-30
IE904570A1 (en) 1991-08-14
FI910573A0 (fi) 1991-02-06
LV10984B (en) 1996-02-20
LV10984A (lv) 1995-12-20
CS9100283A2 (en) 1991-09-15
HU910401D0 (en) 1991-08-28
PT96683B (pt) 1998-08-31
PL288961A1 (en) 1991-10-21
EP0441211B1 (de) 1994-10-26
CZ280565B6 (cs) 1996-02-14
AU646238B2 (en) 1994-02-17
HUT60551A (en) 1992-09-28
LTIP1607A (en) 1995-07-25
JP3045550B2 (ja) 2000-05-29
PL165200B1 (pl) 1994-11-30
JPH0774414A (ja) 1995-03-17
NO910461D0 (no) 1991-02-06
IE66727B1 (en) 1996-01-24
NO303956B1 (no) 1998-09-28
CN1054670A (zh) 1991-09-18
TW198100B (de) 1993-01-11
HK100195A (en) 1995-06-30
EP0441211A2 (de) 1991-08-14
IT1237970B (it) 1993-06-19
DE69104738T2 (de) 1995-05-11
IT9019280A0 (it) 1990-02-07
KR0179024B1 (ko) 1999-05-15
ES2065555T3 (es) 1995-02-16
NZ237031A (en) 1994-08-26
AR246642A1 (es) 1994-08-31
PT96683A (pt) 1992-12-31

Similar Documents

Publication Publication Date Title
DE69006561D1 (de) Doppelkern-Glasfaser als optischer Breitband-Signal-Verstärker.
DE69107723D1 (de) Optisches Übertragungssystem mit Faserverstärker.
DE59102205D1 (de) Mehrstufiger faseroptischer Verstärker.
FI905340A0 (fi) Aktiivikuitutyyppinen optinen vahvistin
IT1237980B (it) Amplificatore ottico a fibra attiva monomodale incurvata
DE69117728D1 (de) Optischer verstärker
DE69104573T2 (de) Optischer Verstärker.
DE69231259T2 (de) Optisches Faserverstärkerrelaissystem
DE69026152D1 (de) Faseroptischer Verstärker
FR2714189B1 (fr) Amplificateur à fibres optiques.
FR2687801B1 (fr) Cassette de fibres optiques.
DE69121768T2 (de) Faseroptischer Verstärker
DE59400655D1 (de) Faseroptischer Verstärker
DK137691A (da) Optisk fiberforstaerker
ATE113419T1 (de) Doppelkern-aktivfaser als optischer breitband- signal-verstärker.
DK220690D0 (da) Optisk fiberforstaerker
DE69200402T2 (de) Erbium dotierter faseroptischer optischer Verstärker.
DE69102440D1 (de) Integrierter optischer Signalverstärker.
DE69301955D1 (de) Faseroptischer Verstärker
DE68914035D1 (de) Optischer Faserverstärker.
DE69300299D1 (de) Faseroptischer Verstärker.
FR2659755B1 (fr) Amplificateur optique a fibre dopee a l'erbium.
DE59105276D1 (de) Optischer verstärker.
IT9019340A0 (it) Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale
NO911092D0 (no) Testing av optisk fiber.

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee