FR2178860A1 - - Google Patents
Info
- Publication number
- FR2178860A1 FR2178860A1 FR7305019A FR7305019A FR2178860A1 FR 2178860 A1 FR2178860 A1 FR 2178860A1 FR 7305019 A FR7305019 A FR 7305019A FR 7305019 A FR7305019 A FR 7305019A FR 2178860 A1 FR2178860 A1 FR 2178860A1
- Authority
- FR
- France
- 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.)
- Granted
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
-
- 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
-
- 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)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2216747A DE2216747C3 (de) | 1972-04-07 | 1972-04-07 | Optischer Verstärker |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2178860A1 true FR2178860A1 (fr) | 1973-11-16 |
FR2178860B3 FR2178860B3 (fr) | 1976-02-13 |
Family
ID=5841261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7305019A Expired FR2178860B3 (fr) | 1972-04-07 | 1973-02-13 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3826992A (fr) |
DE (1) | DE2216747C3 (fr) |
FR (1) | FR2178860B3 (fr) |
GB (1) | GB1381695A (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2418994C2 (de) * | 1974-04-19 | 1982-11-25 | Siemens AG, 1000 Berlin und 8000 München | Wellenleiterstruktur mit Dünnschichtfilter und Verfahren zu deren Herstellung |
US4674830A (en) * | 1983-11-25 | 1987-06-23 | 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. |
US4637025A (en) * | 1984-10-22 | 1987-01-13 | Polaroid Corporation | Super radiant light source |
US4656635A (en) * | 1985-05-01 | 1987-04-07 | Spectra-Physics, Inc. | Laser diode pumped solid state laser |
US4782491A (en) * | 1987-04-09 | 1988-11-01 | Polaroid Corporation | Ion doped, fused silica glass fiber laser |
US5064271A (en) * | 1989-03-14 | 1991-11-12 | Santa Barbara Research Center | Fiber optic flame and overheat sensing system with self test |
US5108183A (en) * | 1989-08-31 | 1992-04-28 | The Board Of Trustees Of The Leland Stanford Junior University | Interferometer utilizing superfluorescent optical source |
US5757541A (en) * | 1997-01-15 | 1998-05-26 | Litton Systems, Inc. | Method and apparatus for an optical fiber amplifier |
US7656578B2 (en) * | 1997-03-21 | 2010-02-02 | Imra America, Inc. | Microchip-Yb fiber hybrid optical amplifier for micro-machining and marking |
US7576909B2 (en) * | 1998-07-16 | 2009-08-18 | Imra America, Inc. | Multimode amplifier for amplifying single mode light |
CA2300941A1 (fr) | 1998-02-20 | 1999-08-26 | Brian L. Lawrence | Liaison de communication a multiplexage en longueur d'onde dense a fenetres multiples avec amplification optique et compensation de dispersion |
WO1999043057A1 (fr) | 1998-02-20 | 1999-08-26 | Molecular Optoelectronics Corporation | Amplificateur optique et procede pour amplifier un signal optique se propageant dans une fibre optique en utilisant un guide d'ondes de recouvrement et une emission stimulee |
JP3251223B2 (ja) * | 1998-02-25 | 2002-01-28 | 日本電気株式会社 | 光増幅器 |
US6270604B1 (en) | 1998-07-23 | 2001-08-07 | Molecular Optoelectronics Corporation | Method for fabricating an optical waveguide |
US6236793B1 (en) * | 1998-09-23 | 2001-05-22 | Molecular Optoelectronics Corporation | Optical channel waveguide amplifier |
US6275512B1 (en) | 1998-11-25 | 2001-08-14 | Imra America, Inc. | Mode-locked multimode fiber laser pulse source |
US6208456B1 (en) | 1999-05-24 | 2001-03-27 | Molecular Optoelectronics Corporation | Compact optical amplifier with integrated optical waveguide and pump source |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3484710A (en) * | 1965-10-18 | 1969-12-16 | American Optical Corp | Laser amplifiers |
US3599106A (en) * | 1968-11-06 | 1971-08-10 | American Optical Corp | High intensity-high coherence laser system |
-
1972
- 1972-04-07 DE DE2216747A patent/DE2216747C3/de not_active Expired
-
1973
- 1973-02-13 FR FR7305019A patent/FR2178860B3/fr not_active Expired
- 1973-03-21 GB GB1359673A patent/GB1381695A/en not_active Expired
- 1973-03-23 US US00344282A patent/US3826992A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3826992A (en) | 1974-07-30 |
DE2216747A1 (de) | 1973-11-29 |
FR2178860B3 (fr) | 1976-02-13 |
DE2216747C3 (de) | 1975-12-04 |
GB1381695A (en) | 1975-01-22 |
DE2216747B2 (de) | 1975-04-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |