IN2015DN03094A - - Google Patents

Download PDF

Info

Publication number
IN2015DN03094A
IN2015DN03094A IN3094DEN2015A IN2015DN03094A IN 2015DN03094 A IN2015DN03094 A IN 2015DN03094A IN 3094DEN2015 A IN3094DEN2015 A IN 3094DEN2015A IN 2015DN03094 A IN2015DN03094 A IN 2015DN03094A
Authority
IN
India
Prior art keywords
gain medium
laser
pump source
facet
elongated
Prior art date
Application number
Other languages
English (en)
Inventor
Trevor; Cook
Stephen; Lee
Mark; Silver
Original Assignee
Thales Holdings Uk Plc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thales Holdings Uk Plc filed Critical Thales Holdings Uk Plc
Publication of IN2015DN03094A publication Critical patent/IN2015DN03094A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09Processes or apparatus for excitation, e.g. pumping
    • H01S3/091Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02Constructional details
    • H01S3/04Arrangements for thermal management
    • H01S3/0405Conductive cooling, e.g. by heat sinks or thermo-electric elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/0602Crystal lasers or glass lasers
    • H01S3/0606Crystal lasers or glass lasers with polygonal cross-section, e.g. slab, prism
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/0602Crystal lasers or glass lasers
    • H01S3/061Crystal lasers or glass lasers with elliptical or circular cross-section and elongated shape, e.g. rod
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/0602Crystal lasers or glass lasers
    • H01S3/0617Crystal lasers or glass lasers having a varying composition or cross-section in a specific direction
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/0619Coatings, e.g. AR, HR, passivation layer
    • H01S3/0625Coatings on surfaces other than the end-faces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09Processes or apparatus for excitation, e.g. pumping
    • H01S3/091Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/094084Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light with pump light recycling, i.e. with reinjection of the unused pump light, e.g. by reflectors or circulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14Lasers, 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
    • H01S3/16Solid materials
    • H01S3/1601Solid materials characterised by an active (lasing) ion
    • H01S3/1603Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1608Solid materials characterised by an active (lasing) ion rare earth erbium
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14Lasers, 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
    • H01S3/16Solid materials
    • H01S3/1601Solid materials characterised by an active (lasing) ion
    • H01S3/1603Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1618Solid materials characterised by an active (lasing) ion rare earth ytterbium
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/14Lasers, 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
    • H01S3/16Solid materials
    • H01S3/17Solid materials amorphous, e.g. glass
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02Constructional details
    • H01S3/025Constructional details of solid state lasers, e.g. housings or mountings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/11Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123Q-switching
    • H01S3/113Q-switching using intracavity saturable absorbers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S5/00Semiconductor lasers
    • H01S5/40Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025Array arrangements, e.g. constituted by discrete laser diodes or laser bar

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Lasers (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
IN3094DEN2015 2012-09-28 2013-08-08 IN2015DN03094A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1217379.5A GB2506402B (en) 2012-09-28 2012-09-28 Side pumped laser
PCT/GB2013/052121 WO2014049324A1 (en) 2012-09-28 2013-08-08 Laser diode side pumping of an elongated solid-state laser without focusing|optics

Publications (1)

Publication Number Publication Date
IN2015DN03094A true IN2015DN03094A (enExample) 2015-10-02

Family

ID=47225364

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3094DEN2015 IN2015DN03094A (enExample) 2012-09-28 2013-08-08

Country Status (12)

Country Link
US (1) US9525263B2 (enExample)
EP (1) EP2901530A1 (enExample)
JP (1) JP2015530756A (enExample)
KR (1) KR20150064109A (enExample)
CN (1) CN104798270B (enExample)
AU (1) AU2013322392A1 (enExample)
CA (1) CA2886510A1 (enExample)
GB (1) GB2506402B (enExample)
HK (1) HK1207213A1 (enExample)
IN (1) IN2015DN03094A (enExample)
SG (1) SG11201502446XA (enExample)
WO (1) WO2014049324A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017123798B4 (de) * 2017-10-12 2022-03-03 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Halbleiterlaser und Herstellungsverfahren für optoelektronische Halbleiterbauteile
KR20230066015A (ko) 2020-09-08 2023-05-12 고쿠리츠다이가쿠호진 히로시마다이가쿠 정자 운동성 개선제 및 정자 운동성 개선 방법
CN112490826B (zh) * 2020-11-06 2022-02-18 湖北久之洋红外系统股份有限公司 一种激光测距仪用铒玻璃激光器
CN115954746B (zh) * 2022-11-28 2025-07-18 天津凯普林光电科技有限公司 一种光纤激光器
CN119209175A (zh) * 2024-09-30 2024-12-27 山东山科迈迪赛斯激光科技有限公司 一种高功率976nm单模全光纤激光器

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6288386A (ja) * 1985-10-15 1987-04-22 Nec Corp 半導体レ−ザ励起固体レ−ザ
US5052815A (en) * 1990-04-13 1991-10-01 Coherent, Inc. Single frequency ring laser with two reflecting surfaces
US5140607A (en) * 1991-05-23 1992-08-18 Laser Diode, Inc. Side-pumped laser with angled diode pumps
US5249196A (en) * 1992-05-21 1993-09-28 The United States Of America As Represented By The Secretary Of The Navy Internally folded scalable laser
US5463649A (en) 1993-08-06 1995-10-31 Sandia Corporation Monolithically integrated solid state laser and waveguide using spin-on glass
FR2715776B1 (fr) * 1994-01-28 1996-03-01 Thomson Csf Semiconducteurs Laser de grande puissance à deux étages.
US5475702A (en) * 1994-05-31 1995-12-12 General Electric Company Diode pumped slab module
US5774488A (en) * 1994-06-30 1998-06-30 Lightwave Electronics Corporation Solid-state laser with trapped pump light
US5572541A (en) * 1994-10-13 1996-11-05 Coherent Technologies, Inc. Laser rod assembly for side pumped lasers
US5867324A (en) * 1997-01-28 1999-02-02 Lightwave Electronics Corp. Side-pumped laser with shaped laser beam
US6347101B1 (en) * 1998-04-16 2002-02-12 3D Systems, Inc. Laser with absorption optimized pumping of a gain medium
US7000213B2 (en) * 2001-01-26 2006-02-14 Northwestern University Method and apparatus for automatically generating hardware from algorithms described in MATLAB
US6865213B2 (en) * 2001-03-07 2005-03-08 General Atomics Diode-pumped solid-state laser in a polyhedronal geometry
US7149231B2 (en) * 2002-10-04 2006-12-12 Spectra Systems Corporation Monolithic, side-pumped, passively Q-switched solid-state laser
US20050074040A1 (en) * 2003-10-03 2005-04-07 Spence David E. Diamond cooled laser gain assembly
US7388895B2 (en) * 2003-11-21 2008-06-17 Tsinghua University Corner-pumping method and gain module for high power slab laser
US7729392B2 (en) * 2005-01-28 2010-06-01 Scientific Materials Corporation Monoblock laser with reflective substrate
US7949022B2 (en) * 2006-04-27 2011-05-24 Lockheed Martin Corporation Diode pumping of a laser gain medium
EP2443707B1 (en) * 2009-06-15 2015-09-30 Pantec Biosolutions AG A monolithic, side pumped solid-state laser and applications thereof
EP2474074A1 (en) * 2009-09-04 2012-07-11 Spectralus Corporation Efficient and compact visible microchip laser source with periodically poled nonlinear materials

Also Published As

Publication number Publication date
GB201217379D0 (en) 2012-11-14
GB2506402A (en) 2014-04-02
SG11201502446XA (en) 2015-05-28
KR20150064109A (ko) 2015-06-10
US9525263B2 (en) 2016-12-20
CN104798270B (zh) 2018-01-26
CA2886510A1 (en) 2014-04-03
JP2015530756A (ja) 2015-10-15
HK1207213A1 (en) 2016-01-22
GB2506402B (en) 2016-02-17
AU2013322392A1 (en) 2015-05-14
WO2014049324A1 (en) 2014-04-03
CN104798270A (zh) 2015-07-22
US20150263479A1 (en) 2015-09-17
EP2901530A1 (en) 2015-08-05

Similar Documents

Publication Publication Date Title
Grivas Optically pumped planar waveguide lasers, Part I: Fundamentals and fabrication techniques
EP3908868A4 (en) PLANAR OPTICAL HEAD FOR FREE SPACE OPTICAL COMMUNICATIONS, COHERENT LIDAR AND OTHER APPLICATIONS
IN2015DN03094A (enExample)
IN2015DN00970A (enExample)
WO2012122012A3 (en) High-power cw fiber-laser
GB201305193D0 (en) Optically Pumped Surface Emitting Lasers Incorporating High Reflectivity/Bandwidth Limited Reflector
EP2755069A3 (en) Optical module
WO2014145717A3 (en) Laser devices utilizing alexandrite laser operating at or near its gain peak as shorter-wavelength pumping sources and methods of use thereof
WO2011147380A3 (zh) 光发射机、光探测器和无源光网络系统
WO2014089544A3 (en) High power lasers, wavelength conversions, and matching wavelengths use environments
WO2016190919A3 (en) Micro-vcsels in thermally engineered flexible composite assemblies
WO2010089638A3 (en) High power multi-chip pump modules with protection filter for 1060nm, and pump modules including the same
WO2006133238A3 (en) Method for cooling semiconductor laser diodes and light emitting diodes
WO2011048329A3 (fr) Systeme de generation d'une lumiere polychromatique en regime continu par fibre optique microstructuree dopee.
CN105119138A (zh) 一种大功率光纤耦合激光器
WO2012034972A3 (de) Laserdiode mit hoher effizienz
WO2010048936A3 (de) Doppelkomplex-salze als absorber in osc/opv-vorrichtungen
WO2013142083A3 (en) Mirror assembly with heat transfer mechanism
WO2015102697A3 (en) Fiber coupling efficiency of diode lasers
EP3518357A3 (en) Laser with full c-band tunability and narrow linewidth
Creeden et al. High efficiency 1908nm Tm-doped fiber laser oscillator
ATE520177T1 (de) Skalierbare thermisch effiziente pumpdiodensysteme
ATE555528T1 (de) Halbleiterlaser mit einem optisch nichtlinearen kristall
WO2012062641A3 (de) Halbleiteranordnung und mit dieser aufgebaute funktionseinheit sowie verfahren zur herstellung einer halbleiteranordnung
Voss et al. Thin-disk laser operation of Pr³⁺, Mg²⁺: SrAl₁₂O₁₉.