IT1245019B - Sistema di pompaggio di laser o amplifiatori a guida d'onda - Google Patents
Sistema di pompaggio di laser o amplifiatori a guida d'ondaInfo
- Publication number
- IT1245019B IT1245019B ITTO910060A ITTO910060A IT1245019B IT 1245019 B IT1245019 B IT 1245019B IT TO910060 A ITTO910060 A IT TO910060A IT TO910060 A ITTO910060 A IT TO910060A IT 1245019 B IT1245019 B IT 1245019B
- Authority
- IT
- Italy
- Prior art keywords
- pumping system
- wave
- laser pumping
- guide
- amplifiers
- 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
- H01S3/09—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
-
- 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
- H01S3/094069—Multi-mode pumping
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
- Optical Integrated Circuits (AREA)
- Semiconductor Lasers (AREA)
Abstract
SISTEMA DI POMPAGGIO DI LASER O AMPLIFICATORI REALIZZATI MEDIANTE UNA GUIDA D'ONDA CHE PRESENTA UNA REGIONE ATTIVA MONOMODO, IN CUI SI INIETTA LA RADIAZIONE DI POMPAGGIO IN UNA GUIDA MULTIMODO CHE CIRCONDA LA REGIONE ATTIVA. TALE RADIAZIONE E' OTTENUTA COME SOMMA DELLE RADIAZIONI EMESSE DA UNA PLURALITA' DI SORGENTI INDIPENDENTI. (FIG. 2).
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO910060A IT1245019B (it) | 1991-01-30 | 1991-01-30 | Sistema di pompaggio di laser o amplifiatori a guida d'onda |
US07/822,412 US5263036A (en) | 1991-01-30 | 1992-01-17 | Pump system for waveguide lasers or amplifiers |
CA002059715A CA2059715A1 (en) | 1991-01-30 | 1992-01-20 | Pump system for waveguide lasers or amplifiers |
EP19920101269 EP0497243A3 (en) | 1991-01-30 | 1992-01-27 | A pump system for waveguide lasers or amplifiers |
DE199292101269T DE497243T1 (de) | 1991-01-30 | 1992-01-27 | Pumpsystem fuer wellenleiterlaser oder verstaerker. |
JP4035849A JPH06164032A (ja) | 1991-01-30 | 1992-01-28 | 導波管レーザまたは増幅器のための励起システム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO910060A IT1245019B (it) | 1991-01-30 | 1991-01-30 | Sistema di pompaggio di laser o amplifiatori a guida d'onda |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO910060A0 ITTO910060A0 (it) | 1991-01-30 |
ITTO910060A1 ITTO910060A1 (it) | 1992-07-30 |
IT1245019B true IT1245019B (it) | 1994-09-13 |
Family
ID=11408848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO910060A IT1245019B (it) | 1991-01-30 | 1991-01-30 | Sistema di pompaggio di laser o amplifiatori a guida d'onda |
Country Status (6)
Country | Link |
---|---|
US (1) | US5263036A (it) |
EP (1) | EP0497243A3 (it) |
JP (1) | JPH06164032A (it) |
CA (1) | CA2059715A1 (it) |
DE (1) | DE497243T1 (it) |
IT (1) | IT1245019B (it) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5422897A (en) * | 1994-01-28 | 1995-06-06 | British Telecommunications Public Limited Company | Two-stage mono-mode optical fibre laser |
US5533163A (en) * | 1994-07-29 | 1996-07-02 | Polaroid Corporation | Optical fiber structure for efficient use of pump power |
ES2126879T3 (es) * | 1994-12-28 | 1999-04-01 | Italtel Spa | Disposicion de acoplamiento entre una fuente luminosa de multiples modos y una fibra optica a traves de un tramo de fibra optica intermedio. |
WO1997039503A1 (en) * | 1996-04-16 | 1997-10-23 | Massachusetts Institute Of Technology | Optical fiber bundle with a single mode optical fiber surrounded by multimode optical fibers and method of manufacture thereof |
US5761234A (en) * | 1996-07-09 | 1998-06-02 | Sdl, Inc. | High power, reliable optical fiber pumping system with high redundancy for use in lightwave communication systems |
US6477295B1 (en) | 1997-01-16 | 2002-11-05 | Jds Uniphase Corporation | Pump coupling of double clad fibers |
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 |
WO1998053949A1 (en) | 1997-05-27 | 1998-12-03 | Sdl, Inc. | Laser marking system and method of energy control |
US6008933A (en) * | 1997-08-19 | 1999-12-28 | Sdl, Inc. | Multiple stage optical fiber amplifier |
NZ330998A (en) * | 1997-08-23 | 2000-01-28 | Pirelli Cavi E Sistemi Spa | Optical fibre amplifier with twin couplers for multimode pump laser, multimode scrambler between couplers |
US6041070A (en) | 1997-11-14 | 2000-03-21 | Sdl, Inc. | Resonant pumped short cavity fiber laser |
US5991070A (en) * | 1997-11-14 | 1999-11-23 | Sdl, Inc. | Optical amplifier with oscillating pump energy |
US6049415A (en) * | 1997-12-08 | 2000-04-11 | Sdl, Inc. | Polarization maintaining fiber lasers and amplifiers |
US6282016B1 (en) | 1997-12-08 | 2001-08-28 | Sdl, Inc. | Polarization maintaining fiber lasers and amplifiers |
DE69942446D1 (de) * | 1998-03-04 | 2010-07-15 | Jds Uniphase Corp | Optische koppler für multimodefasern |
US6275250B1 (en) | 1998-05-26 | 2001-08-14 | Sdl, Inc. | Fiber gain medium marking system pumped or seeded by a modulated laser diode source and method of energy control |
US6275512B1 (en) | 1998-11-25 | 2001-08-14 | Imra America, Inc. | Mode-locked multimode fiber laser pulse source |
US6430343B1 (en) * | 1999-04-06 | 2002-08-06 | Agere Systems Guardian Corp. | Splitter for use with an optical amplifier |
FR2799054B1 (fr) * | 1999-09-24 | 2002-10-11 | Cit Alcatel | Amplificateur optique a fibre optique |
US6411757B1 (en) * | 2000-02-14 | 2002-06-25 | Agere Systems Guardian Corp. | Article comprising a waveguide structure with improved pump utilization |
US6487006B1 (en) * | 2000-05-12 | 2002-11-26 | Jds Uniphase Inc. | Simultaneous single mode and multi-mode propagation of signals in a double clad optical fiber |
US6493492B1 (en) * | 2000-08-28 | 2002-12-10 | Lucent Technologies Inc. | Fiber bundle and optical amplifier |
US6765725B1 (en) | 2001-10-11 | 2004-07-20 | Boston Laser, Inc. | Fiber pigtailed high power laser diode module with high brightness |
FR2834347B1 (fr) | 2002-01-03 | 2004-04-09 | Cit Alcatel | Coupleur optique pour pompe multimode |
JP2013038096A (ja) * | 2011-08-03 | 2013-02-21 | Mitsubishi Electric Corp | 平面導波路型レーザ装置 |
JP6043239B2 (ja) * | 2013-05-08 | 2016-12-14 | 日星電気株式会社 | 光増幅器 |
KR102055618B1 (ko) * | 2013-07-15 | 2019-12-13 | 한국전자통신연구원 | 다중 모드 광섬유 증폭을 위한 광 펌핑 장치 |
KR102384695B1 (ko) * | 2017-12-07 | 2022-04-08 | 한국전자통신연구원 | 반도체 레이저 다이오드 광원 패키지 |
CN108809411B (zh) * | 2018-09-27 | 2024-01-26 | 国网河南省电力公司洛阳供电公司 | 一种光时域发射仪的双光源发射结构 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819403B2 (ja) * | 1979-09-14 | 1983-04-18 | 新日本工機株式会社 | 多軸工作機械における主軸選択装置 |
US4553238A (en) * | 1983-09-30 | 1985-11-12 | The Board Of Trustees Of The Leland Stanford University | Fiber optic amplifier |
IL72845A0 (en) * | 1983-09-30 | 1984-12-31 | Univ Leland Stanford Junior | Fiber optic amplifier |
US4829529A (en) * | 1987-06-15 | 1989-05-09 | Spectra-Physics, Inc. | Laser diode pumped fiber lasers with pump cavity |
US4815079A (en) * | 1987-12-17 | 1989-03-21 | Polaroid Corporation | Optical fiber lasers and amplifiers |
GB2239983A (en) * | 1989-12-22 | 1991-07-17 | Univ Southampton | Optical fibre laser |
JP2979329B2 (ja) * | 1990-02-15 | 1999-11-15 | 信越化学工業株式会社 | 光増幅用ファイバ |
JPH03251825A (ja) * | 1990-03-01 | 1991-11-11 | Mitsubishi Electric Corp | 光増幅器 |
-
1991
- 1991-01-30 IT ITTO910060A patent/IT1245019B/it active IP Right Grant
-
1992
- 1992-01-17 US US07/822,412 patent/US5263036A/en not_active Expired - Fee Related
- 1992-01-20 CA CA002059715A patent/CA2059715A1/en not_active Abandoned
- 1992-01-27 EP EP19920101269 patent/EP0497243A3/en not_active Withdrawn
- 1992-01-27 DE DE199292101269T patent/DE497243T1/de active Pending
- 1992-01-28 JP JP4035849A patent/JPH06164032A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH06164032A (ja) | 1994-06-10 |
US5263036A (en) | 1993-11-16 |
CA2059715A1 (en) | 1992-07-31 |
EP0497243A2 (en) | 1992-08-05 |
DE497243T1 (de) | 1993-11-04 |
EP0497243A3 (en) | 1993-06-30 |
ITTO910060A0 (it) | 1991-01-30 |
ITTO910060A1 (it) | 1992-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950120 |