NO843903L - Fiberoptisk forsterker - Google Patents
Fiberoptisk forsterkerInfo
- Publication number
- NO843903L NO843903L NO843903A NO843903A NO843903L NO 843903 L NO843903 L NO 843903L NO 843903 A NO843903 A NO 843903A NO 843903 A NO843903 A NO 843903A NO 843903 L NO843903 L NO 843903L
- Authority
- NO
- Norway
- Prior art keywords
- fiber
- sheath
- optical fiber
- light
- refractive index
- Prior art date
Links
- 239000000835 fiber Substances 0.000 claims abstract description 128
- 239000013307 optical fiber Substances 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 31
- 230000003287 optical effect Effects 0.000 claims description 20
- 230000001427 coherent effect Effects 0.000 claims description 14
- 238000005253 cladding Methods 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 210000000056 organ Anatomy 0.000 claims 1
- 230000003321 amplification Effects 0.000 abstract description 9
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 9
- 230000003993 interaction Effects 0.000 abstract description 5
- 239000002657 fibrous material Substances 0.000 abstract description 2
- 230000001902 propagating effect Effects 0.000 abstract description 2
- 230000002269 spontaneous effect Effects 0.000 abstract description 2
- 229910019655 synthetic inorganic crystalline material Inorganic materials 0.000 description 43
- 239000013078 crystal Substances 0.000 description 15
- 238000010521 absorption reaction Methods 0.000 description 13
- 230000007704 transition Effects 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- -1 neodymium yttrium aluminum Chemical compound 0.000 description 9
- 239000010453 quartz Substances 0.000 description 9
- 230000005855 radiation Effects 0.000 description 9
- 229910052779 Neodymium Inorganic materials 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 238000000862 absorption spectrum Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000005283 ground state Effects 0.000 description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 3
- 239000012783 reinforcing fiber Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000005304 optical glass Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- RVRCFVVLDHTFFA-UHFFFAOYSA-N heptasodium;tungsten;nonatriacontahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W] RVRCFVVLDHTFFA-UHFFFAOYSA-N 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 1
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
- G02B6/02—Optical fibres with cladding with or without a coating
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
-
- 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
- H01S3/06745—Tapering of the fibre, core or active region
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
- H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
- H01S3/094019—Side pumped fibre, whereby pump light is coupled laterally into the fibre via an optical component like a prism, or a grating, or via V-groove coupling
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094069—Multi-mode pumping
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Lasers (AREA)
- Glass Compositions (AREA)
- Amplifiers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Communication System (AREA)
- Networks Using Active Elements (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Optical Couplings Of Light Guides (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53779683A | 1983-09-30 | 1983-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO843903L true NO843903L (no) | 1985-04-01 |
Family
ID=24144126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO843903A NO843903L (no) | 1983-09-30 | 1984-09-28 | Fiberoptisk forsterker |
Country Status (10)
| Country | Link |
|---|---|
| EP (2) | EP0346951B1 (fr) |
| JP (1) | JPH0614566B2 (fr) |
| KR (1) | KR850002522A (fr) |
| AT (2) | ATE59117T1 (fr) |
| AU (1) | AU3287784A (fr) |
| BR (1) | BR8404823A (fr) |
| CA (1) | CA1210487A (fr) |
| DE (2) | DE3483741D1 (fr) |
| IL (1) | IL72845A0 (fr) |
| NO (1) | NO843903L (fr) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0750806B2 (ja) * | 1986-12-12 | 1995-05-31 | 日本電信電話株式会社 | レ−ザ用ロツド |
| JP2662780B2 (ja) * | 1987-03-27 | 1997-10-15 | 憲一 植田 | 自由電子レーザ装置 |
| DE3725144A1 (de) * | 1987-07-29 | 1989-02-09 | Baasel Carl Lasertech | Festkoerperlaser-stab |
| GB2215906B (en) * | 1988-02-10 | 1992-09-16 | Mitsubishi Electric Corp | Laser device |
| GB8829875D0 (en) * | 1988-12-22 | 1989-02-15 | Lumonics Ltd | Optically pumped lasers |
| GB2269933B (en) * | 1989-02-21 | 1994-05-04 | Sun Microsystems Inc | Active fiber for optical signal transmission |
| US4955685A (en) * | 1989-02-21 | 1990-09-11 | Sun Microsystems, Inc. | Active fiber for optical signal transmission |
| JPH02281775A (ja) * | 1989-04-24 | 1990-11-19 | Takashi Mori | 光発振器 |
| JPH02291187A (ja) * | 1989-05-01 | 1990-11-30 | Takashi Mori | 光発振器 |
| JPH02303082A (ja) * | 1989-05-17 | 1990-12-17 | Takashi Mori | 光発振器 |
| JPH02306677A (ja) * | 1989-05-22 | 1990-12-20 | Nippon Telegr & Teleph Corp <Ntt> | 光増幅器 |
| FR2648962B1 (fr) * | 1989-06-23 | 1994-09-09 | Thomson Csf | Structure d'illumination d'un barreau laser, a sources optiques defocalisees |
| JPH0373934A (ja) * | 1989-08-15 | 1991-03-28 | Fujitsu Ltd | 光増幅器 |
| US5159605A (en) * | 1990-01-19 | 1992-10-27 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor-laser-pumped, solid-state laser |
| US5257277A (en) * | 1990-01-19 | 1993-10-26 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor-laser-pumped, solid-state laser |
| DK285490D0 (da) * | 1990-11-30 | 1990-11-30 | Nordiske Kabel Traad | Fremgangsmaade og apparat til forstaerkning af et optisk signal |
| IT1245019B (it) * | 1991-01-30 | 1994-09-13 | Cselt Centro Studi Lab Telecom | Sistema di pompaggio di laser o amplifiatori a guida d'onda |
| US5164945A (en) * | 1991-07-01 | 1992-11-17 | Laser Centers Of America, Inc. | Laser device with intermediate refraction index layer for reduced fresnel losses |
| US5323414A (en) * | 1992-04-24 | 1994-06-21 | Electro Scientific Industries, Inc. | Laser system and method employing a nonimaging concentrator |
| US5590141A (en) * | 1992-04-24 | 1996-12-31 | Electro Scientific Industries, Inc. | Method and apparatus for generating and employing a high density of excited ions in a lasant |
| US5317447A (en) * | 1992-04-24 | 1994-05-31 | Electro Scientific Industries, Inc. | High-power, compact, diode-pumped, tunable laser |
| CA2357809A1 (fr) * | 2000-11-22 | 2002-05-22 | Photonami Inc. | Amplificateur optique multiport et methode d'amplification de signaux optiques |
| US6608951B1 (en) * | 2000-11-28 | 2003-08-19 | Lew Goldberg | Optical fiber amplifiers and lasers and optical pumping device therefor |
| US7117134B2 (en) | 2001-10-18 | 2006-10-03 | Lockheed Martin Corporation | Method to optimize generation of ultrasound using mathematical modeling for laser ultrasound inspection |
| JP3889746B2 (ja) * | 2004-01-15 | 2007-03-07 | 株式会社ジェイテクト | 光ファイバの製造方法 |
| JP2006261194A (ja) * | 2005-03-15 | 2006-09-28 | Jtekt Corp | ファイバレーザ発振器 |
| GB2439345A (en) * | 2006-06-23 | 2007-12-27 | Gsi Group Ltd | Annular tapered fibre coupler for cladding pumping of an optical fibre |
| US7539377B2 (en) * | 2007-01-11 | 2009-05-26 | Gonthier Francois | Method and device for optically coupling optical fibres |
| JP5649973B2 (ja) * | 2007-12-14 | 2015-01-07 | ロフィン−ジナール レーザー ゲゼルシャフト ミット ベシュレンクテル ハフツング | 光ファイバへの光結合手段とカプラ製造方法 |
| JP2020166128A (ja) * | 2019-03-29 | 2020-10-08 | 株式会社フジクラ | レーザモジュール及びファイバレーザ装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3230474A (en) * | 1962-02-16 | 1966-01-18 | Paul H Keck | Solid state laser and pumping means therefor using a light condensing system |
| US3808549A (en) * | 1972-03-30 | 1974-04-30 | Corning Glass Works | Optical waveguide light source |
| DE2844129A1 (de) * | 1978-10-10 | 1980-04-24 | Siemens Ag | Longitudinal gepumpter yag zu nd hoch 3+ -faserlaser |
-
1984
- 1984-09-03 IL IL72845A patent/IL72845A0/xx unknown
- 1984-09-10 AU AU32877/84A patent/AU3287784A/en not_active Abandoned
- 1984-09-20 EP EP89115683A patent/EP0346951B1/fr not_active Expired - Lifetime
- 1984-09-20 DE DE8484306417T patent/DE3483741D1/de not_active Expired - Fee Related
- 1984-09-20 DE DE89115683T patent/DE3486106T2/de not_active Expired - Lifetime
- 1984-09-20 EP EP84306417A patent/EP0138411B1/fr not_active Expired - Lifetime
- 1984-09-20 AT AT84306417T patent/ATE59117T1/de not_active IP Right Cessation
- 1984-09-20 AT AT89115683T patent/ATE87134T1/de not_active IP Right Cessation
- 1984-09-21 JP JP59199315A patent/JPH0614566B2/ja not_active Expired - Lifetime
- 1984-09-26 BR BR8404823A patent/BR8404823A/pt unknown
- 1984-09-28 CA CA000464233A patent/CA1210487A/fr not_active Expired
- 1984-09-28 NO NO843903A patent/NO843903L/no unknown
- 1984-09-29 KR KR1019840006060A patent/KR850002522A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0346951A3 (en) | 1990-01-17 |
| EP0346951B1 (fr) | 1993-03-17 |
| DE3486106T2 (de) | 1993-09-30 |
| BR8404823A (pt) | 1985-08-13 |
| EP0346951A2 (fr) | 1989-12-20 |
| EP0138411B1 (fr) | 1990-12-12 |
| DE3486106D1 (de) | 1993-04-22 |
| JPH0614566B2 (ja) | 1994-02-23 |
| EP0138411A3 (en) | 1986-09-17 |
| AU3287784A (en) | 1985-04-04 |
| DE3483741D1 (de) | 1991-01-24 |
| EP0138411A2 (fr) | 1985-04-24 |
| KR850002522A (ko) | 1985-05-13 |
| IL72845A0 (en) | 1984-12-31 |
| ATE59117T1 (de) | 1990-12-15 |
| ATE87134T1 (de) | 1993-04-15 |
| CA1210487A (fr) | 1986-08-26 |
| JPS60115274A (ja) | 1985-06-21 |
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