FI104293B1 - Optinen aktiivikuituvahvistin, jossa on kaksoisytimiset osat, joissa on laaja signaaliaallonpituuskaista - Google Patents
Optinen aktiivikuituvahvistin, jossa on kaksoisytimiset osat, joissa on laaja signaaliaallonpituuskaistaInfo
- Publication number
- FI104293B1 FI104293B1 FI910573A FI910573A FI104293B1 FI 104293 B1 FI104293 B1 FI 104293B1 FI 910573 A FI910573 A FI 910573A FI 910573 A FI910573 A FI 910573A FI 104293 B1 FI104293 B1 FI 104293B1
- Authority
- FI
- Finland
- Prior art keywords
- optical fiber
- wavelength band
- fiber amplifier
- signal wavelength
- core parts
- Prior art date
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)
Applications Claiming Priority (2)
| 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 |
| IT1928090 | 1990-02-07 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI910573A0 FI910573A0 (fi) | 1991-02-06 |
| FI910573A FI910573A (fi) | 1991-08-08 |
| FI104293B FI104293B (fi) | 1999-12-15 |
| FI104293B1 true FI104293B1 (fi) | 1999-12-15 |
Family
ID=11156365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI910573A FI104293B1 (fi) | 1990-02-07 | 1991-02-06 | Optinen aktiivikuituvahvistin, jossa on kaksoisytimiset osat, joissa on laaja signaaliaallonpituuskaista |
Country Status (29)
| Country | Link |
|---|---|
| EP (1) | EP0441211B1 (pt) |
| JP (2) | JP3045550B2 (pt) |
| KR (1) | KR0179024B1 (pt) |
| CN (1) | CN1023348C (pt) |
| AR (1) | AR246642A1 (pt) |
| AT (1) | ATE113419T1 (pt) |
| AU (1) | AU646238B2 (pt) |
| BR (1) | BR9100626A (pt) |
| CA (1) | CA2035804C (pt) |
| CZ (1) | CZ280565B6 (pt) |
| DE (1) | DE69104738T2 (pt) |
| DK (1) | DK0441211T3 (pt) |
| ES (1) | ES2065555T3 (pt) |
| FI (1) | FI104293B1 (pt) |
| HK (1) | HK100195A (pt) |
| HU (1) | HU212954B (pt) |
| IE (1) | IE66727B1 (pt) |
| IT (1) | IT1237970B (pt) |
| LT (1) | LT3572B (pt) |
| LV (1) | LV10984B (pt) |
| MY (1) | MY106104A (pt) |
| NO (1) | NO303956B1 (pt) |
| NZ (1) | NZ237031A (pt) |
| PL (1) | PL165200B1 (pt) |
| PT (1) | PT96683B (pt) |
| RU (1) | RU2063105C1 (pt) |
| SK (1) | SK278932B6 (pt) |
| TW (1) | TW198100B (pt) |
| UA (1) | UA25931A1 (pt) |
Families Citing this family (8)
| 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)
| 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 |
-
1990
- 1990-02-07 IT IT01928090A patent/IT1237970B/it active IP Right Grant
- 1990-12-18 IE IE457090A patent/IE66727B1/en not_active IP Right Cessation
-
1991
- 1991-01-07 MY MYPI91000013A patent/MY106104A/en unknown
- 1991-01-28 EP EP91101039A patent/EP0441211B1/en not_active Expired - Lifetime
- 1991-01-28 ES ES91101039T patent/ES2065555T3/es not_active Expired - Lifetime
- 1991-01-28 AT AT91101039T patent/ATE113419T1/de not_active IP Right Cessation
- 1991-01-28 DE DE69104738T patent/DE69104738T2/de not_active Expired - Fee Related
- 1991-01-28 DK DK91101039.5T patent/DK0441211T3/da active
- 1991-02-02 TW TW080100841A patent/TW198100B/zh active
- 1991-02-05 AU AU70808/91A patent/AU646238B2/en not_active Ceased
- 1991-02-05 NZ NZ237031A patent/NZ237031A/en unknown
- 1991-02-05 CN CN91100697A patent/CN1023348C/zh not_active Expired - Fee Related
- 1991-02-05 PL PL91288961A patent/PL165200B1/pl unknown
- 1991-02-05 AR AR91318988A patent/AR246642A1/es active
- 1991-02-06 SK SK283-91A patent/SK278932B6/sk unknown
- 1991-02-06 UA UA4894477A patent/UA25931A1/uk unknown
- 1991-02-06 CZ CS91283A patent/CZ280565B6/cs not_active IP Right Cessation
- 1991-02-06 NO NO910461A patent/NO303956B1/no not_active IP Right Cessation
- 1991-02-06 PT PT96683A patent/PT96683B/pt not_active IP Right Cessation
- 1991-02-06 FI FI910573A patent/FI104293B1/fi active
- 1991-02-06 CA CA002035804A patent/CA2035804C/en not_active Expired - Fee Related
- 1991-02-06 HU HU91401A patent/HU212954B/hu not_active IP Right Cessation
- 1991-02-06 RU SU4894477/09A patent/RU2063105C1/ru not_active IP Right Cessation
- 1991-02-07 JP JP3016322A patent/JP3045550B2/ja not_active Expired - Fee Related
- 1991-02-07 KR KR1019910002083A patent/KR0179024B1/ko not_active IP Right Cessation
- 1991-02-07 BR BR919100626A patent/BR9100626A/pt not_active IP Right Cessation
-
1993
- 1993-06-30 LV LVP-93-830A patent/LV10984B/lv unknown
- 1993-12-15 LT LTIP1607A patent/LT3572B/lt not_active IP Right Cessation
-
1995
- 1995-06-22 HK HK100195A patent/HK100195A/xx not_active IP Right Cessation
-
1999
- 1999-04-27 JP JP12066199A patent/JP3240302B2/ja not_active Expired - Fee Related
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