NO303035B1 - Optisk forsterker med aktiv fiber og bredbÕndet signalb÷lgelengde - Google Patents
Optisk forsterker med aktiv fiber og bredbÕndet signalb÷lgelengde Download PDFInfo
- Publication number
- NO303035B1 NO303035B1 NO904677A NO904677A NO303035B1 NO 303035 B1 NO303035 B1 NO 303035B1 NO 904677 A NO904677 A NO 904677A NO 904677 A NO904677 A NO 904677A NO 303035 B1 NO303035 B1 NO 303035B1
- Authority
- NO
- Norway
- Prior art keywords
- fiber
- wavelength
- optical fiber
- emission
- signal
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims description 79
- 239000013307 optical fiber Substances 0.000 claims description 25
- 229910052691 Erbium Inorganic materials 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 22
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 claims description 19
- 229910052772 Samarium Inorganic materials 0.000 claims description 17
- 239000002019 doping agent Substances 0.000 claims description 17
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical group [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 16
- 230000003287 optical effect Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 150000001768 cations Chemical class 0.000 claims description 3
- 230000001747 exhibiting effect Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 description 13
- 230000003321 amplification Effects 0.000 description 12
- 238000003199 nucleic acid amplification method Methods 0.000 description 12
- 230000002269 spontaneous effect Effects 0.000 description 12
- 230000007704 transition Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- -1 aluminum ions Chemical class 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 230000031700 light absorption Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 229910052785 arsenic Inorganic materials 0.000 description 3
- 238000002189 fluorescence spectrum Methods 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N argon Substances [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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
-
- 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
-
- 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
- H01S2301/04—Gain spectral shaping, flattening
-
- 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
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/16—Solid materials
- H01S3/1691—Solid materials characterised by additives / sensitisers / promoters as further dopants
- H01S3/1698—Solid materials characterised by additives / sensitisers / promoters as further dopants rare earth
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Communication System (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT02219789A IT1237136B (it) | 1989-10-30 | 1989-10-30 | Amplificatore ottico a fibra attiva a larga banda di lunghezza d'onda di segnale. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO904677D0 NO904677D0 (no) | 1990-10-29 |
| NO904677L NO904677L (no) | 1991-05-02 |
| NO303035B1 true NO303035B1 (no) | 1998-05-18 |
Family
ID=11192916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO904677A NO303035B1 (no) | 1989-10-30 | 1990-10-29 | Optisk forsterker med aktiv fiber og bredbÕndet signalb÷lgelengde |
Country Status (26)
| Country | Link |
|---|---|
| EP (1) | EP0426222B1 (ko) |
| JP (1) | JPH0797686B2 (ko) |
| KR (1) | KR940005757B1 (ko) |
| CN (1) | CN1024612C (ko) |
| AR (1) | AR243710A1 (ko) |
| AT (1) | ATE100641T1 (ko) |
| AU (1) | AU638062B2 (ko) |
| BR (1) | BR9005622A (ko) |
| CA (1) | CA2028714C (ko) |
| CZ (1) | CZ283652B6 (ko) |
| DE (1) | DE69006172T2 (ko) |
| DK (1) | DK0426222T3 (ko) |
| ES (1) | ES2050355T3 (ko) |
| FI (1) | FI97492C (ko) |
| HK (1) | HK111294A (ko) |
| HU (1) | HU209213B (ko) |
| ID (1) | ID863B (ko) |
| IE (1) | IE65509B1 (ko) |
| IT (1) | IT1237136B (ko) |
| MX (1) | MX172320B (ko) |
| MY (1) | MY106571A (ko) |
| NO (1) | NO303035B1 (ko) |
| PL (1) | PL164864B1 (ko) |
| PT (1) | PT95724B (ko) |
| RU (1) | RU2015125C1 (ko) |
| SK (1) | SK280515B6 (ko) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260823A (en) * | 1990-05-21 | 1993-11-09 | University Of Southampton | Erbium-doped fibre amplifier with shaped spectral gain |
| GB2246234A (en) * | 1990-05-21 | 1992-01-22 | Univ Southampton | Optical amplifier with shaped spectral gain |
| US5216728A (en) * | 1991-06-14 | 1993-06-01 | Corning Incorporated | Optical fiber amplifier with filter |
| US5131069A (en) * | 1991-08-12 | 1992-07-14 | Corning Incorporated | Fiber amplifier having modified gain spectrum |
| 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 |
| JP3556379B2 (ja) | 1996-03-07 | 2004-08-18 | 富士通株式会社 | 光伝送システム |
| KR20000074483A (ko) * | 1999-05-21 | 2000-12-15 | 김효근 | 코어에 어븀이 도핑된 광섬유의 클래드 영역에 사마리움을 첨가하는 방법 |
| JP2003142759A (ja) | 2001-11-06 | 2003-05-16 | Toshiba Corp | ファイバレーザ装置およびそれを用いた映像表示装置 |
| GB2521156A (en) * | 2013-12-10 | 2015-06-17 | Fibercore Ltd | Optical transmission |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3599114A (en) * | 1968-04-30 | 1971-08-10 | American Optical Corp | Laser constructions |
| BE756142A (fr) * | 1969-09-22 | 1971-02-15 | Westinghouse Electric Corp | Nouveaux lasers |
| JPS61151039A (ja) * | 1984-12-26 | 1986-07-09 | Nippon Sekiei Glass Kk | 石英レ−ザ−ガラス |
| GB8813769D0 (en) * | 1988-06-10 | 1988-07-13 | Pirelli General Plc | Optical fibre |
-
1989
- 1989-10-30 IT IT02219789A patent/IT1237136B/it active IP Right Grant
-
1990
- 1990-10-11 AU AU64590/90A patent/AU638062B2/en not_active Ceased
- 1990-10-15 DK DK90202737.4T patent/DK0426222T3/da active
- 1990-10-15 EP EP90202737A patent/EP0426222B1/en not_active Expired - Lifetime
- 1990-10-15 AT AT90202737T patent/ATE100641T1/de not_active IP Right Cessation
- 1990-10-15 DE DE69006172T patent/DE69006172T2/de not_active Expired - Fee Related
- 1990-10-15 ES ES90202737T patent/ES2050355T3/es not_active Expired - Lifetime
- 1990-10-17 MX MX022894A patent/MX172320B/es unknown
- 1990-10-22 MY MYPI90001847A patent/MY106571A/en unknown
- 1990-10-25 IE IE383790A patent/IE65509B1/en not_active IP Right Cessation
- 1990-10-29 CA CA002028714A patent/CA2028714C/en not_active Expired - Fee Related
- 1990-10-29 CZ CS905294A patent/CZ283652B6/cs not_active IP Right Cessation
- 1990-10-29 FI FI905339A patent/FI97492C/fi not_active IP Right Cessation
- 1990-10-29 RU SU904831521A patent/RU2015125C1/ru not_active IP Right Cessation
- 1990-10-29 NO NO904677A patent/NO303035B1/no not_active IP Right Cessation
- 1990-10-29 AR AR90318215A patent/AR243710A1/es active
- 1990-10-29 SK SK5294-90A patent/SK280515B6/sk unknown
- 1990-10-29 PT PT95724A patent/PT95724B/pt not_active IP Right Cessation
- 1990-10-30 HU HU906943A patent/HU209213B/hu not_active IP Right Cessation
- 1990-10-30 KR KR1019900017487A patent/KR940005757B1/ko not_active IP Right Cessation
- 1990-10-30 PL PL90287578A patent/PL164864B1/pl unknown
- 1990-10-30 CN CN90108705A patent/CN1024612C/zh not_active Expired - Fee Related
- 1990-10-30 BR BR909005622A patent/BR9005622A/pt not_active IP Right Cessation
- 1990-10-30 JP JP2293508A patent/JPH0797686B2/ja not_active Expired - Fee Related
-
1991
- 1991-10-19 ID IDP63391A patent/ID863B/id unknown
-
1994
- 1994-10-12 HK HK111294A patent/HK111294A/xx not_active IP Right Cessation
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN APRIL 2003 |