JP4348309B2 - モードロックファイバレーザ - Google Patents
モードロックファイバレーザ Download PDFInfo
- Publication number
- JP4348309B2 JP4348309B2 JP2005074104A JP2005074104A JP4348309B2 JP 4348309 B2 JP4348309 B2 JP 4348309B2 JP 2005074104 A JP2005074104 A JP 2005074104A JP 2005074104 A JP2005074104 A JP 2005074104A JP 4348309 B2 JP4348309 B2 JP 4348309B2
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- laser
- mode
- resonator
- fiber laser
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
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
- H01S3/06708—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
- H01S3/05—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
- H01S3/06712—Polarising fibre; Polariser
-
- 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
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1106—Mode locking
- H01S3/1112—Passive mode locking
- H01S3/1115—Passive mode locking using intracavity saturable absorbers
- H01S3/1118—Semiconductor saturable absorbers, e.g. semiconductor saturable absorber mirrors [SESAMs]; Solid-state saturable absorbers, e.g. carbon nanotube [CNT] based
Description
Claims (39)
- 共振器内分散を持ち、共振器内で実質的に線形にチャープした放物線パルスを発生するレーザ共振器と、
希土類ドープ利得ファイバと、
を有する受動モードロックファイバレーザ。 - 共振器内分散が正分散である請求項1に請求された受動モードロックファイバレーザ。
- 前記共振器が正分散ファイバを備える請求項1に請求された受動モードロックファイバレーザ。
- 前記モードロックファイバレーザは前記レーザ共振器の分散補償手段を備える請求項1に請求された受動モードロックファイバレーザ。
- 前記分散補償手段はバルク回折格子、バルク回折格子対、プリズム対、グリズム(grism)対、光導波路およびチャープファイバ格子のうち少なくとも1つを備える請求項4に請求された受動モードロックファイバレーザ。
- 前記分散補償手段は負分散を発生させるように選択される請求項4に請求された受動モードロックファイバレーザ。
- 前記実質的に線形にチャープした放物線パルスは、前記レーザの出力で発生される請求項1に請求された受動モードロックファイバレーザ。
- 前記利得媒質はYb、Nd、Er、Tmがドープされる請求項1に請求された受動モードロックファイバレーザ。
- 前記レーザの出力は、前記レーザの出力のスペクトルバンド幅に応じて、バンド幅限界まで近似的に圧縮される請求項1に請求された受動モードロックファイバレーザ。
- 前記レーザは、利得媒質のバンド幅よりも大きいバンド幅を持つ光学パルスを発生する請求項1に請求された受動モードロックファイバレーザ。
- 前記レーザは、共振器内バンド幅制限要素のバンド幅よりも大きいバンド幅を持つ光学パルスを発生する請求項1に請求された受動モードロックファイバレーザ。
- 前記レーザは、πより大きい共振器内自己位相変調の値を備える請求項1に請求された受動モードロックファイバレーザ。
- 前記共振器は、振幅変調機構を備える請求項1に請求された受動モードロックファイバレーザ。
- 前記振幅変調機構は、光学変調である請求項13に請求された受動モードロックファイ
バレーザ。 - 前記共振器は、正の分散増幅導波路、部分的な分散補償機構および振幅変調機構の連続
配置を備える請求項1に請求された受動モードロックファイバレーザ。 - 前記共振器は、光学フィルタを備える請求項1に請求された受動モードロックファイバレーザ。
- 前記光学フィルタのバンド幅は、ファイバの利得バンド幅以下であり、1−30nmである請求項16に請求された受動モードロックファイバレーザ。
- 前記レーザ出力は、フィルタのバンド幅よりも大きいスペクトルバンド幅を有する請求項16に請求された受動モードロックファイバレーザ。
- 前記共振器は、前記共振器内での最大パルス幅の約5倍より短い寿命の可飽和吸収体を有する請求項1に請求された受動モードロックファイバレーザ。
- 前記共振器は、複屈折および多モードの一方を有する請求項1に請求された受動モードロックファイバレーザ。
- 前記ファイバは、第1クラッドに位置する少なくとも1つの空気孔を備える請求項1に請求された受動モードロックファイバレーザ。
- 前記ファイバは、第1クラッド内に対称あるいは非対称に配置される複数の空気孔を備える請求項1に請求された受動モードロックファイバレーザ。
- 前記ファイバのコアには、希土類材料がドープされる請求項22に請求された受動モードロックファイバレーザ。
- 利得媒質を含む少なくとも1つの複屈折ファイバと、
偏光消光比の制御要素と、
ファイバの利得バンド幅より短い透過バンド幅の共振器内バンドパスフィルタと、
を備え、共振器内で実質的に線形にチャープした放物線パルスを発生する受動モードロックファイバレーザ。 - 前記利得質はYb、Nd、Er、Tmがドープされる請求項24に請求された受動モードロックファイバレーザ。
- モードロック手段として可飽和吸収体を備える請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 出力結合器がファイバである請求項24あるいは請求項25に請求されたモードロックファイバレーザ。
- 出力結合器がファイバ回折格子であり、前記ファイバ回折格子が付加的な増幅器と融着する請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 前記ファイバのコアが基本モードに対して1×10-6と1×10-4の間の複屈折をもち、前記ファイバの外径が125μm以上である請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 前記ファイバは、第1クラッド内に対称あるいは非対称に配置される複数の空気孔を備える請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 前記複屈折ファイバは外径が125μmより大きいクラッドに空気孔を有するファイバである請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 前記ファイバのコアには、希土類材料がドープされる請求項31に請求された受動モードロックファイバレーザ。
- レーザ発振器内に分散補償手段を有する請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 共振器内分散を持ち、共振器内で実質的に線形にチャープした放物線パルスを発生するレーザ共振器と、
希土類ドープ利得ファイバと、
を備え、πより大きい共振器内自己位相変調の値を有することを特徴とする受動モードロックファイバレーザ。 - 共振器内分散を持ち、共振器内で実質的に線形にチャープした放物線パルスを発生するレーザ共振器と、
希土類ドープ利得ファイバと、
前記レーザ共振器内に設けられた光学フィルタと、
を備え、発生した出力パルスのスペクトルバンド幅が前記光学フィルタのバンド幅より大きいことを特徴とする受動モードロックファイバレーザ。 - 前記パルスが近似的な放物線型パルスであることを特徴とする請求項34あるいは請求項35に請求された受動モードロックファイバレーザ。
- 前記レーザは、πより大きい共振器内自己位相変調の値を備えることを特徴とする請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 前記レーザの出力パルスのスペクトルバンド幅が前記光学フィルタのバンド幅より大きいことを特徴とする請求項24あるいは請求項25に請求された受動モードロックファイバレーザ。
- 短パルス、高ピークパワーの光パルスを生成する受動モードロックファイバレーザであって、
1−30nmのバンド幅の光学フィルタ、分散補償機構、3.5ps以下の寿命の可飽和吸収体、光変調器を備える振幅変調機構を備え、共振器内分散を持つレーザ共振器と、
該レーザ共振器に設けられ、複屈折及びマルチモードの少なくともいずれかで、外径が125μmより大きい偏光保持型の希土類ドープ利得ファイバと、
少なくとも1のレーザダイオードを有し、前記利得ファイバに側方ポンプする少なくとも1のポンプ光源と
を備え、前記利得ファイバは正分散を有し、πより大きい共振器内自己位相変調の値を生成するように動作し、共振器内光学パルスのバンド幅が前記レーザ共振器中を伝搬中に拡がることにより、共振器内バンド幅制限要素のバンド幅よりも大きいバンド幅を持ち、共振器内で実質的に線形にチャープしたパルスを発生し、
前記分散補償機構は、前記正分散を部分的に補償する負分散を与える少なくとも1つの分散補償素子を備え、前記利得媒質と前記少なくとも1つの分散補償素子とで全体として正の共振器内分散を生成し、
前記レーザの出力は、前記レーザの出力のスペクトルバンド幅に応じて、一時的にバンド幅限界まで近似的に圧縮される受動モードロックファイバレーザ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/809,248 US6954575B2 (en) | 2001-03-16 | 2001-03-16 | Single-polarization high power fiber lasers and amplifiers |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002072975A Division JP4490619B2 (ja) | 2001-03-16 | 2002-03-15 | 偏光保持ファイバ、ファイバレーザ及びファイバ増幅器 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009096761A Division JP4994415B2 (ja) | 2001-03-16 | 2009-04-13 | 受動モードロックファイバレーザ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005203809A JP2005203809A (ja) | 2005-07-28 |
JP4348309B2 true JP4348309B2 (ja) | 2009-10-21 |
Family
ID=25200876
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002072975A Expired - Fee Related JP4490619B2 (ja) | 2001-03-16 | 2002-03-15 | 偏光保持ファイバ、ファイバレーザ及びファイバ増幅器 |
JP2005074104A Expired - Fee Related JP4348309B2 (ja) | 2001-03-16 | 2005-03-15 | モードロックファイバレーザ |
JP2008040435A Pending JP2008158547A (ja) | 2001-03-16 | 2008-02-21 | 偏光保持ファイバ、偏光保持ファイバレーザ、受動モードロックファイバレーザ、ファイバ増幅器及び光ファイバ |
JP2009096761A Expired - Fee Related JP4994415B2 (ja) | 2001-03-16 | 2009-04-13 | 受動モードロックファイバレーザ |
JP2009142237A Pending JP2009205174A (ja) | 2001-03-16 | 2009-06-15 | 偏光保持ファイバ、ファイバ増幅器及びファイバレーザ |
JP2012181613A Expired - Fee Related JP5899084B2 (ja) | 2001-03-16 | 2012-08-20 | 偏光保持モードロックファイバレーザ発振器 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002072975A Expired - Fee Related JP4490619B2 (ja) | 2001-03-16 | 2002-03-15 | 偏光保持ファイバ、ファイバレーザ及びファイバ増幅器 |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008040435A Pending JP2008158547A (ja) | 2001-03-16 | 2008-02-21 | 偏光保持ファイバ、偏光保持ファイバレーザ、受動モードロックファイバレーザ、ファイバ増幅器及び光ファイバ |
JP2009096761A Expired - Fee Related JP4994415B2 (ja) | 2001-03-16 | 2009-04-13 | 受動モードロックファイバレーザ |
JP2009142237A Pending JP2009205174A (ja) | 2001-03-16 | 2009-06-15 | 偏光保持ファイバ、ファイバ増幅器及びファイバレーザ |
JP2012181613A Expired - Fee Related JP5899084B2 (ja) | 2001-03-16 | 2012-08-20 | 偏光保持モードロックファイバレーザ発振器 |
Country Status (3)
Country | Link |
---|---|
US (3) | US6954575B2 (ja) |
JP (6) | JP4490619B2 (ja) |
DE (2) | DE10211352A1 (ja) |
Families Citing this family (164)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US20050041702A1 (en) * | 1997-03-21 | 2005-02-24 | Imra America, Inc. | High energy optical fiber amplifier for picosecond-nanosecond pulses for advanced material processing applications |
US6275512B1 (en) | 1998-11-25 | 2001-08-14 | Imra America, Inc. | Mode-locked multimode fiber laser pulse source |
US7068900B2 (en) * | 1999-12-24 | 2006-06-27 | Croteau Andre | Multi-clad doped optical fiber |
US7190705B2 (en) | 2000-05-23 | 2007-03-13 | Imra America. Inc. | Pulsed laser sources |
US6885683B1 (en) | 2000-05-23 | 2005-04-26 | Imra America, Inc. | Modular, high energy, widely-tunable ultrafast fiber source |
FR2811437A1 (fr) * | 2000-07-06 | 2002-01-11 | Cit Alcatel | Fibre optique a pompage par la gaine et procede de fabrication d'une telle fibre |
US7450618B2 (en) | 2001-01-30 | 2008-11-11 | Board Of Trustees Operating Michigan State University | Laser system using ultrashort laser pulses |
US8208505B2 (en) | 2001-01-30 | 2012-06-26 | Board Of Trustees Of Michigan State University | Laser system employing harmonic generation |
US7567596B2 (en) | 2001-01-30 | 2009-07-28 | Board Of Trustees Of Michigan State University | Control system and apparatus for use with ultra-fast laser |
US7583710B2 (en) | 2001-01-30 | 2009-09-01 | Board Of Trustees Operating Michigan State University | Laser and environmental monitoring system |
US7973936B2 (en) | 2001-01-30 | 2011-07-05 | Board Of Trustees Of Michigan State University | Control system and apparatus for use with ultra-fast laser |
US6954575B2 (en) | 2001-03-16 | 2005-10-11 | Imra America, Inc. | Single-polarization high power fiber lasers and amplifiers |
US6816513B2 (en) * | 2001-04-02 | 2004-11-09 | Apollo Instruments, Inc. | High power high efficiency cladding pumping fiber laser |
US6825974B2 (en) * | 2001-11-06 | 2004-11-30 | Sandia National Laboratories | Linearly polarized fiber amplifier |
US6707957B1 (en) * | 2001-12-18 | 2004-03-16 | Nortel Networks Limited | Compensating for polarisation mode dispersion in optical transmission fibers |
US7068896B1 (en) | 2002-02-07 | 2006-06-27 | Northwestern University | Method and system for the controlled production of polarization mode dispersion |
US7116887B2 (en) * | 2002-03-19 | 2006-10-03 | Nufern | Optical fiber |
JP2003283016A (ja) * | 2002-03-25 | 2003-10-03 | Aisin Seiki Co Ltd | 受動型モードロック・ファイバーレーザー |
US6842570B2 (en) * | 2002-12-11 | 2005-01-11 | Northrop Grumman Corporation | Method for coupling diode array light into an optical fiber |
US7110647B2 (en) * | 2003-01-17 | 2006-09-19 | Nufern | Multimode polarization maintaining double clad fiber |
WO2004066458A2 (en) * | 2003-01-24 | 2004-08-05 | Trumpf, Inc. | Fiber laser |
DK1586145T3 (da) | 2003-01-24 | 2006-06-26 | Trumpf Inc | Sidepumpet fiberlaser |
JP4301822B2 (ja) * | 2003-01-24 | 2009-07-22 | 富士通株式会社 | 偏波モード分散補償機能を有する光増幅器 |
US6959022B2 (en) * | 2003-01-27 | 2005-10-25 | Ceramoptec Gmbh | Multi-clad optical fiber lasers and their manufacture |
US7257302B2 (en) * | 2003-06-03 | 2007-08-14 | Imra America, Inc. | In-line, high energy fiber chirped pulse amplification system |
US7414780B2 (en) | 2003-06-30 | 2008-08-19 | Imra America, Inc. | All-fiber chirped pulse amplification systems |
US7120340B2 (en) * | 2003-06-19 | 2006-10-10 | Corning Incorporated | Single polarization optical fiber laser and amplifier |
GB0314817D0 (en) * | 2003-06-25 | 2003-07-30 | Southampton Photonics Ltd | Apparatus for providing optical radiation |
US7113327B2 (en) * | 2003-06-27 | 2006-09-26 | Imra America, Inc. | High power fiber chirped pulse amplification system utilizing telecom-type components |
US7280730B2 (en) | 2004-01-16 | 2007-10-09 | Imra America, Inc. | Large core holey fibers |
US7724422B2 (en) * | 2004-01-30 | 2010-05-25 | Nufern | Method and apparatus for providing light having a selected polarization with an optical fiber |
WO2005074573A2 (en) | 2004-01-30 | 2005-08-18 | Nufern | Method and apparatus for providing light having a selected polarization with an optical fiber |
KR100617713B1 (ko) | 2004-02-12 | 2006-08-28 | 삼성전자주식회사 | 다공 광섬유의 제조방법 |
WO2005082801A2 (en) | 2004-02-20 | 2005-09-09 | Corning Incorporated | Optical fiber and method for making such fiber |
JP4451696B2 (ja) * | 2004-03-30 | 2010-04-14 | 富士通株式会社 | 微細構造ファイバの非線形係数の波長依存性をキャンセルする装置 |
US7804864B2 (en) * | 2004-03-31 | 2010-09-28 | Imra America, Inc. | High power short pulse fiber laser |
US20050226580A1 (en) * | 2004-04-08 | 2005-10-13 | Samson Bryce N | Optical fiber for handling higher powers |
US7483610B2 (en) * | 2004-05-03 | 2009-01-27 | Nufern | Optical fiber having reduced defect density |
US6970632B2 (en) * | 2004-05-03 | 2005-11-29 | Corning Incorporated | Solid type single polarization fiber and apparatus |
US7317857B2 (en) * | 2004-05-03 | 2008-01-08 | Nufem | Optical fiber for delivering optical energy to or from a work object |
CA2466970A1 (en) * | 2004-05-12 | 2005-11-12 | Coractive High-Tech Inc. | Double-clad optical fibers |
DE102004027625A1 (de) * | 2004-06-05 | 2006-01-05 | Trumpf Laser Gmbh + Co. Kg | Hochleistungs-Faserlaserverstärker und -Faserlaseroszillator |
US7050686B2 (en) * | 2004-08-05 | 2006-05-23 | Nufern | Fiber optic article with inner region |
KR100678889B1 (ko) * | 2004-08-05 | 2007-02-07 | 삼성전자주식회사 | 주문형 비디오 서비스의 전자 프로그램 가이드 제공 장치및 방법 |
US7062137B2 (en) * | 2004-08-05 | 2006-06-13 | Nufern | Fiber optic article including fluorine |
EP1782111A4 (en) * | 2004-08-05 | 2008-04-16 | Nufern | OPTIC FIBER ARTICLE |
US7924892B2 (en) * | 2004-08-25 | 2011-04-12 | Kla-Tencor Technologies Corporation | Fiber amplifier based light source for semiconductor inspection |
US7203407B2 (en) * | 2004-10-21 | 2007-04-10 | Corning Incorporated | Rare earth doped single polarization double clad optical fiber and a method for making such fiber |
US7280728B2 (en) * | 2004-10-22 | 2007-10-09 | Corning Incorporated | Rare earth doped single polarization double clad optical fiber with plurality of air holes |
US7508853B2 (en) | 2004-12-07 | 2009-03-24 | Imra, America, Inc. | Yb: and Nd: mode-locked oscillators and fiber systems incorporated in solid-state short pulse laser systems |
US20060139727A1 (en) * | 2004-12-28 | 2006-06-29 | Rachid Gafsi | Hybrid fiber polarization dependent isolator, and laser module incorporating the same |
EP1846784B1 (en) * | 2004-12-30 | 2016-07-20 | Imra America, Inc. | Photonic bandgap fibers |
FR2881845B1 (fr) * | 2005-02-04 | 2007-06-01 | Centre Nat Rech Scient | Fibre optique composite pour laser a confinement d'ondes de pompe et de laser, applications aux lasers |
WO2006088841A1 (en) | 2005-02-14 | 2006-08-24 | Board Of Trustees Of Michigan State University | Ultra-fast laser system |
US7787729B2 (en) * | 2005-05-20 | 2010-08-31 | Imra America, Inc. | Single mode propagation in fibers and rods with large leakage channels |
GB2427910B (en) * | 2005-07-02 | 2008-03-12 | Sensor Highway Ltd | Fiber optic temperature and pressure sensor and system incorporating same |
US7391561B2 (en) * | 2005-07-29 | 2008-06-24 | Aculight Corporation | Fiber- or rod-based optical source featuring a large-core, rare-earth-doped photonic-crystal device for generation of high-power pulsed radiation and method |
DE102005042073B4 (de) * | 2005-08-31 | 2010-11-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Faserlaser |
US7778290B2 (en) * | 2005-10-02 | 2010-08-17 | Elbit Systems Electro-Optics Elop Ltd. | Fiber lasers |
US7809222B2 (en) | 2005-10-17 | 2010-10-05 | Imra America, Inc. | Laser based frequency standards and their applications |
WO2007064703A2 (en) | 2005-11-30 | 2007-06-07 | Board Of Trustees Of Michigan State University | Laser based identification of molecular characteristics |
US7570856B1 (en) * | 2005-12-07 | 2009-08-04 | Lockheed Martin Corporation | Apparatus and method for an erbium-doped fiber for high peak-power applications |
GB2434483A (en) * | 2006-01-20 | 2007-07-25 | Fianium Ltd | High-Power Short Optical Pulse Source |
US7382957B2 (en) * | 2006-01-30 | 2008-06-03 | Corning Incorporated | Rare earth doped double clad optical fiber with plurality of air holes and stress rods |
US8120778B2 (en) | 2009-03-06 | 2012-02-21 | Imra America, Inc. | Optical scanning and imaging systems based on dual pulsed laser systems |
US8571075B2 (en) | 2010-11-29 | 2013-10-29 | Imra America, Inc. | Frequency comb source with large comb spacing |
JP2007273600A (ja) * | 2006-03-30 | 2007-10-18 | Furukawa Electric Co Ltd:The | 光ファイバレーザ |
WO2007145702A2 (en) | 2006-04-10 | 2007-12-21 | Board Of Trustees Of Michigan State University | Laser material processing systems and methods with, in particular, use of a hollow waveguide for broadening the bandwidth of the pulse above 20 nm |
US7658514B2 (en) * | 2006-04-13 | 2010-02-09 | Lg Electronics Inc. | Light guide, method and apparatus for manufacturing the same, and illuminating system having the same |
EP2763247A3 (en) | 2006-05-11 | 2014-09-17 | SPI Lasers UK Limited | Apparatus for providing optical radiation |
US7768700B1 (en) | 2006-11-30 | 2010-08-03 | Lockheed Martin Corporation | Method and apparatus for optical gain fiber having segments of differing core sizes |
US20070280304A1 (en) * | 2006-06-05 | 2007-12-06 | Jochen Deile | Hollow Core Fiber Laser |
GB2444091A (en) * | 2006-11-24 | 2008-05-28 | Gsi Group Ltd | A Laser Amplifier |
FR2903817B1 (fr) * | 2006-07-13 | 2010-06-25 | Femlight | Dispositif laser a fibre optique de puissance |
US7289263B1 (en) | 2006-08-02 | 2007-10-30 | Coherent, Inc. | Double-pass fiber amplifier |
GB0623835D0 (en) * | 2006-11-29 | 2007-01-10 | Cascade Technologies Ltd | Multi mode fibre perturber |
FR2909776B1 (fr) * | 2006-12-12 | 2009-06-05 | Centre Nat Rech Scient | Fibre optique dopee a symetrie spatiale brisee |
US7437046B2 (en) * | 2007-02-12 | 2008-10-14 | Furukawa Electric North America, Inc. | Optical fiber configuration for dissipating stray light |
US7496260B2 (en) | 2007-03-27 | 2009-02-24 | Imra America, Inc. | Ultra high numerical aperture optical fibers |
JP5469064B2 (ja) * | 2007-07-20 | 2014-04-09 | コーニング インコーポレイテッド | 大モード面積光ファイバ |
US7876495B1 (en) | 2007-07-31 | 2011-01-25 | Lockheed Martin Corporation | Apparatus and method for compensating for and using mode-profile distortions caused by bending optical fibers |
US7924500B1 (en) * | 2007-07-21 | 2011-04-12 | Lockheed Martin Corporation | Micro-structured fiber profiles for mitigation of bend-loss and/or mode distortion in LMA fiber amplifiers, including dual-core embodiments |
US7983312B2 (en) | 2007-08-09 | 2011-07-19 | Raytheon Company | Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber |
JPWO2009028614A1 (ja) * | 2007-08-28 | 2010-12-02 | 株式会社フジクラ | 希土類添加コアマルチクラッドファイバ、ファイバ増幅器及びファイバレーザ |
CN103246014B (zh) * | 2007-09-26 | 2015-12-23 | Imra美国公司 | 玻璃大芯径光纤 |
US7593435B2 (en) * | 2007-10-09 | 2009-09-22 | Ipg Photonics Corporation | Powerful fiber laser system |
WO2009086122A2 (en) | 2007-12-21 | 2009-07-09 | Board Of Trustees Of Michigan State University | Control in ultrashort laser systems by a deformable mirror in the stretcher |
US7991022B1 (en) * | 2008-01-16 | 2011-08-02 | Calmar Optcom, Inc. | Optical pulse amplification based on stimulated Raman scattering |
WO2009089608A1 (en) * | 2008-01-17 | 2009-07-23 | Institut National D'optique | Multi-cladding fiber |
US8213077B2 (en) * | 2008-04-22 | 2012-07-03 | Imra America, Inc. | Multi-clad optical fibers |
US9063289B1 (en) | 2008-06-30 | 2015-06-23 | Nlight Photonics Corporation | Multimode fiber combiners |
US9857536B2 (en) * | 2008-07-14 | 2018-01-02 | Chiral Photonics, Inc. | Optical component assembly for use with an optical device |
US20170191314A1 (en) * | 2008-08-20 | 2017-07-06 | Foro Energy, Inc. | Methods and Systems for the Application and Use of High Power Laser Energy |
US8636085B2 (en) * | 2008-08-20 | 2014-01-28 | Foro Energy, Inc. | Methods and apparatus for removal and control of material in laser drilling of a borehole |
US9158070B2 (en) * | 2008-08-21 | 2015-10-13 | Nlight Photonics Corporation | Active tapers with reduced nonlinearity |
US9285541B2 (en) | 2008-08-21 | 2016-03-15 | Nlight Photonics Corporation | UV-green converting fiber laser using active tapers |
DK2451031T3 (da) * | 2008-11-17 | 2019-07-29 | Raytheon Co | Fremgangsmåde og indretning til generering og forstærkning af lys i en halvledende højt aspektforhold kernefiber |
US8675699B2 (en) | 2009-01-23 | 2014-03-18 | Board Of Trustees Of Michigan State University | Laser pulse synthesis system |
JP2010177469A (ja) * | 2009-01-29 | 2010-08-12 | Furukawa Electric Co Ltd:The | 光ファイバレーザおよび光ファイバ増幅器 |
WO2010141128A2 (en) | 2009-03-05 | 2010-12-09 | Board Of Trustees Of Michigan State University | Laser amplification system |
JP2010258120A (ja) * | 2009-04-23 | 2010-11-11 | Fujifilm Corp | 超短波パルス光源およびそれを備えた2光子吸収記録媒体記録装置 |
US9494738B1 (en) | 2009-05-28 | 2016-11-15 | Nlight, Inc. | Single mode fiber combiners |
CN102576971A (zh) | 2009-10-02 | 2012-07-11 | Imra美国公司 | 锁模激光器的光信号处理 |
WO2011060817A1 (en) * | 2009-11-19 | 2011-05-26 | Vrije Universiteit Brussel | Optical fiber structure for sensors |
US8503840B2 (en) * | 2010-08-23 | 2013-08-06 | Lockheed Martin Corporation | Optical-fiber array method and apparatus |
WO2011091316A2 (en) * | 2010-01-22 | 2011-07-28 | Newport Corporation | Broadly tunable optical parametric oscillator |
JP2011171619A (ja) * | 2010-02-22 | 2011-09-01 | Fujikura Ltd | 増幅用光ファイバ、及び、それを用いた光ファイバ増幅器 |
US8630322B2 (en) | 2010-03-01 | 2014-01-14 | Board Of Trustees Of Michigan State University | Laser system for output manipulation |
JP2011203544A (ja) * | 2010-03-26 | 2011-10-13 | Fujikura Ltd | 光ファイバの接続方法、及び、光ファイバの接続構造 |
CN101853301A (zh) | 2010-05-25 | 2010-10-06 | 华为技术有限公司 | 正则表达式匹配的方法和系统 |
JP5478443B2 (ja) * | 2010-09-17 | 2014-04-23 | 日本電信電話株式会社 | 数モードファイバ |
JP5710935B2 (ja) * | 2010-10-26 | 2015-04-30 | ソニー株式会社 | 半導体光増幅器組立体 |
US8787410B2 (en) | 2011-02-14 | 2014-07-22 | Imra America, Inc. | Compact, coherent, high brightness light sources for the mid and far IR |
DE102011000905A1 (de) * | 2011-02-24 | 2012-08-30 | Leica Microsystems Cms Gmbh | Pulsvereiniger für die verschiedenen Spektralfarben eines Superkontinuum-Lasers |
WO2012121920A2 (en) | 2011-03-07 | 2012-09-13 | Imra America, Inc. | Optical pulse source with increased peak power |
JP2014512019A (ja) | 2011-03-14 | 2014-05-19 | イムラ アメリカ インコーポレイテッド | 光ファイバを用いた中赤外コヒーレント・コンティニュームの広帯域発生 |
WO2012132908A1 (ja) * | 2011-03-31 | 2012-10-04 | 国立大学法人大阪大学 | 光ファイバ、ファイバレーザおよび光ファイバの作製方法 |
US8787411B2 (en) | 2011-06-21 | 2014-07-22 | Cornell University | Mode-locked fiber laser based on narrowband optical spectral filtering and amplifier similaritons |
US8811784B2 (en) * | 2011-10-04 | 2014-08-19 | Furukawa Electric Co., Ltd. | Optical fiber and optical transmission system |
US9484706B1 (en) | 2012-06-12 | 2016-11-01 | Nlight, Inc. | Tapered core fiber manufacturing methods |
DE102012012982A1 (de) * | 2012-06-29 | 2014-01-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Laseranordnung mit Faserverstärker |
JP2014053346A (ja) | 2012-09-05 | 2014-03-20 | Seiko Epson Corp | 短光パルス発生装置、テラヘルツ波発生装置、カメラ、イメージング装置、および計測装置 |
DE102012113029A1 (de) * | 2012-12-21 | 2014-06-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kurzpulslasersystem |
WO2014105757A1 (en) | 2012-12-31 | 2014-07-03 | Nlight Photonics Corporation | All fiber low dynamic pointing high power lma fiber amplifier |
WO2014105756A1 (en) | 2012-12-31 | 2014-07-03 | Nlight Photonics Corporation | Spatially stable high brightness fiber |
US8995487B1 (en) * | 2013-02-11 | 2015-03-31 | Nlight Photonics Corporation | Laser driver subsystem |
DE102013102880B4 (de) * | 2013-03-21 | 2016-09-15 | Laserline Gesellschaft für Entwicklung und Vertrieb von Diodenlasern mbH | Laseranordnung |
DE102013102891B4 (de) * | 2013-03-21 | 2016-09-15 | Laserline Gesellschaft für Entwicklung und Vertrieb von Diodenlasern mbH | Laseranordnung |
US9031099B2 (en) * | 2013-04-19 | 2015-05-12 | Ipg Photonics Corporation | Fiber with asymmetrical core and method for manufacturing same |
US11966091B2 (en) * | 2013-06-14 | 2024-04-23 | Chiral Photonics, Inc. | Multichannel optical coupler array |
US9817191B2 (en) * | 2013-06-14 | 2017-11-14 | Chiral Photonics, Inc. | Multichannel optical coupler array |
US10126494B2 (en) * | 2013-06-14 | 2018-11-13 | Chiral Photonics, Inc. | Configurable polarization mode coupler |
US10838155B2 (en) | 2013-06-14 | 2020-11-17 | Chiral Photonics, Inc. | Multichannel optical coupler |
US10914891B2 (en) * | 2013-06-14 | 2021-02-09 | Chiral Photonics, Inc. | Multichannel optical coupler |
US10101536B2 (en) * | 2013-06-14 | 2018-10-16 | Chiral Photonics, Inc. | Multichannel optical coupler array |
US10564348B2 (en) * | 2013-06-14 | 2020-02-18 | Chiral Photonics, Inc. | Passive aligning optical coupler array |
US11156781B2 (en) * | 2013-06-14 | 2021-10-26 | Chiral Photonics, Inc. | Passive aligning optical coupler array |
DE112014005158B4 (de) | 2013-11-12 | 2022-02-17 | Imra America, Inc. | Kompakte faserbasierte Kurzpuls-Laserquellen |
JP6657087B2 (ja) | 2013-11-22 | 2020-03-04 | イムラ アメリカ インコーポレイテッド | 偏光及び偏波保持漏洩チャネルファイバ |
US9341761B2 (en) | 2014-03-18 | 2016-05-17 | Kla-Tencor Corporation | Switchable laser and fiber based lamphouse for optimal power output in different wavelength bands and pixel sizes |
US9557625B2 (en) | 2014-05-20 | 2017-01-31 | The United States Of America, As Represented By The Secretary Of Commerce | Fiber frequency comb article |
CN104158080A (zh) * | 2014-08-22 | 2014-11-19 | 穆林冉 | 一种光纤激光器及其种子源 |
WO2016049787A1 (en) * | 2014-10-02 | 2016-04-07 | ETH Zürich | Pulsed laser |
CZ305888B6 (cs) * | 2015-02-05 | 2016-04-20 | Ăšstav fotoniky a elektroniky AV ÄŚR, v. v. i. | Zesilovací modul, způsob jeho výroby a pláštěm čerpané optické zařízení jej obsahující |
US10359563B2 (en) | 2015-03-20 | 2019-07-23 | Corning Incorporated | Few-mode optical fiber |
EP3173747A1 (en) * | 2015-11-25 | 2017-05-31 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | Cryogenic fiber optic sensor device |
CN105571750A (zh) * | 2016-03-08 | 2016-05-11 | 武汉理工大学 | 一种分布式压力传感系统 |
KR101796997B1 (ko) * | 2016-03-14 | 2017-11-13 | 서울시립대학교 산학협력단 | 포화 흡수체의 제조 방법 |
CN106199826B (zh) * | 2016-08-03 | 2019-04-23 | 清华大学 | 保偏环形芯光纤 |
DE102016118391B4 (de) * | 2016-09-28 | 2019-03-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kurzpulslasersystem |
US10490966B1 (en) * | 2016-12-27 | 2019-11-26 | Northrop Grumman Systems Corporation | Optical fiber device |
WO2019032227A2 (en) * | 2017-07-06 | 2019-02-14 | Lawrence Livermore National Security, Llc | NON-CIRCULAR OPTICAL FIBER AND MODEFORM CONVERTER, AND METHOD THEREOF |
US10530114B2 (en) * | 2017-08-31 | 2020-01-07 | United States Of America As Represented By The Administrator Of Nasa | Polarization maintaining, large mode area (PMVLMA) erbium-doped optical fiber and amplifier |
CN108761631B (zh) * | 2018-05-03 | 2020-06-23 | 烽火通信科技股份有限公司 | 一种掺镱光纤及其制造方法 |
EP3788423A4 (en) | 2018-05-04 | 2022-02-09 | Nuburu, Inc. | TRIPLE-COATED FIBER |
US10490968B1 (en) * | 2018-05-18 | 2019-11-26 | Ofs Fitel, Llc | Self-starting, passively modelocked figure eight fiber laser |
JP2020194014A (ja) * | 2019-05-24 | 2020-12-03 | 株式会社フジクラ | 光ファイバ、及びレーザ装置 |
CN110346865B (zh) * | 2019-06-12 | 2020-09-15 | 烽火通信科技股份有限公司 | 一种多波段使用的保偏光纤 |
CN110165531A (zh) * | 2019-06-27 | 2019-08-23 | 深圳市创鑫激光股份有限公司 | 一种大模场三包层无源光纤、模式剥离器和光纤激光器 |
BR112022015066A2 (pt) * | 2020-01-29 | 2022-11-08 | Ampliconyx Oy | Fibra óptica ativa com birrefringência baixa |
JP2022189265A (ja) * | 2021-06-11 | 2022-12-22 | 三菱重工業株式会社 | レーザ増幅媒体およびレーザ増幅媒体の製造方法 |
CN115072987B (zh) * | 2022-08-22 | 2023-01-03 | 中国电子科技集团公司第四十六研究所 | 一种八角形内包层结构有源光纤制备方法 |
Family Cites Families (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US622916A (en) * | 1899-04-11 | Grinding-mill | ||
JPS6053285B2 (ja) * | 1981-06-30 | 1985-11-25 | 日立電線株式会社 | 定偏波型光フアイバ |
US4558921A (en) * | 1982-02-25 | 1985-12-17 | At&T Bell Laboratories | Soliton fiber telecommunication systems |
US5363463A (en) * | 1982-08-06 | 1994-11-08 | Kleinerman Marcos Y | Remote sensing of physical variables with fiber optic systems |
JPS5992929A (ja) * | 1982-11-17 | 1984-05-29 | Nippon Telegr & Teleph Corp <Ntt> | 偏波保持光フアイバの製造方法 |
JPS6136134A (ja) * | 1984-07-30 | 1986-02-20 | Nippon Telegr & Teleph Corp <Ntt> | 応力付与形偏波保持光フアイバ用母材の作製方法及び装置 |
JPS638706A (ja) * | 1986-06-30 | 1988-01-14 | Nippon Telegr & Teleph Corp <Ntt> | 偏波保持光フアイバ |
JP2579484B2 (ja) * | 1987-05-22 | 1997-02-05 | 日本電信電話株式会社 | 希土類添加光フアイバレ−ザ |
JPS63297247A (ja) * | 1987-05-29 | 1988-12-05 | Toshiba Silicone Co Ltd | 光通信ガラスファイバ用被覆剤 |
JPS6461076A (en) * | 1987-09-01 | 1989-03-08 | Fujikura Ltd | Optical fiber laser |
US4815079A (en) * | 1987-12-17 | 1989-03-21 | Polaroid Corporation | Optical fiber lasers and amplifiers |
JPH01314209A (ja) * | 1988-06-14 | 1989-12-19 | Sumitomo Electric Ind Ltd | 定偏波光ファイバ |
US4896942A (en) * | 1989-02-03 | 1990-01-30 | Minnesota Mining And Manufacturing Company | Polarization-maintaining optical fiber |
JP3011286B2 (ja) * | 1991-06-04 | 2000-02-21 | 日本電信電話株式会社 | モード同期光ファイバレーザ装置 |
JP2563697B2 (ja) * | 1991-08-30 | 1996-12-11 | 日本電信電話株式会社 | ファイバレーザ装置 |
JP2579394B2 (ja) * | 1991-09-13 | 1997-02-05 | 日本電信電話株式会社 | 波長多重型モード同期レーザ装置 |
FR2685795B1 (fr) * | 1991-12-26 | 1994-02-25 | Thomson Csf | Procede de segmentation polytomique. |
DE4203918A1 (de) * | 1992-02-11 | 1993-08-12 | Basf Ag | Verfahren zur herstellung von fluorchlorkohlenwasserstoff-freien polyurethan-weichschaumstoffen unter verwendung von urethangruppen enthaltenden polyisocyanatmischungen auf diphenylmethan-diisocyanatbasis sowie derartige modifizierte polyisocyanatmischungen |
US5477375A (en) | 1993-04-30 | 1995-12-19 | At&T Corp. | Optical soliton generator |
US5689519A (en) * | 1993-12-20 | 1997-11-18 | Imra America, Inc. | Environmentally stable passively modelocked fiber laser pulse source |
US5513194A (en) * | 1994-06-30 | 1996-04-30 | Massachusetts Institute Of Technology | Stretched-pulse fiber laser |
US5533163A (en) | 1994-07-29 | 1996-07-02 | Polaroid Corporation | Optical fiber structure for efficient use of pump power |
JPH10504659A (ja) * | 1994-08-23 | 1998-05-06 | ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー | ダークパルス生成 |
JPH0870151A (ja) * | 1994-08-30 | 1996-03-12 | Fujitsu Ltd | モード同期レーザ |
JP3314379B2 (ja) * | 1994-09-29 | 2002-08-12 | 日本電信電話株式会社 | レーザパルス発振器 |
US5450427A (en) * | 1994-10-21 | 1995-09-12 | Imra America, Inc. | Technique for the generation of optical pulses in modelocked lasers by dispersive control of the oscillation pulse width |
US5473458A (en) * | 1994-12-27 | 1995-12-05 | At&T Corp. | Soliton data transmission using non-soliton transmitter |
US5627848A (en) * | 1995-09-05 | 1997-05-06 | Imra America, Inc. | Apparatus for producing femtosecond and picosecond pulses from modelocked fiber lasers cladding pumped with broad area diode laser arrays |
US5949491A (en) | 1995-10-24 | 1999-09-07 | Dicomit Imaging Systems Corp. | Ultrasound image management system |
JP3350874B2 (ja) * | 1995-11-15 | 2002-11-25 | 日本電信電話株式会社 | レーザパルス発振器 |
JP3298799B2 (ja) * | 1995-11-22 | 2002-07-08 | ルーセント テクノロジーズ インコーポレイテッド | クラッディングポンプファイバとその製造方法 |
JP3484648B2 (ja) * | 1996-03-07 | 2004-01-06 | 日本電信電話株式会社 | 光伝送路及び光伝送システム |
US5790722A (en) * | 1996-04-16 | 1998-08-04 | Hughes Electronics | High power optical fiber amplifier/laser system |
JP3444464B2 (ja) * | 1996-05-27 | 2003-09-08 | 日本電信電話株式会社 | 短パルス光源 |
JP3503795B2 (ja) * | 1996-09-18 | 2004-03-08 | 三菱電線工業株式会社 | 過飽和吸収体、及びこれを用いた光増幅器並びに光ファイバレーザ |
US5880877A (en) * | 1997-01-28 | 1999-03-09 | Imra America, Inc. | Apparatus and method for the generation of high-power femtosecond pulses from a fiber amplifier |
US6208458B1 (en) * | 1997-03-21 | 2001-03-27 | Imra America, Inc. | Quasi-phase-matched parametric chirped pulse amplification systems |
US6181463B1 (en) * | 1997-03-21 | 2001-01-30 | Imra America, Inc. | Quasi-phase-matched parametric chirped pulse amplification systems |
US20050041702A1 (en) * | 1997-03-21 | 2005-02-24 | Imra America, Inc. | High energy optical fiber amplifier for picosecond-nanosecond pulses for advanced material processing applications |
US7576909B2 (en) | 1998-07-16 | 2009-08-18 | Imra America, Inc. | Multimode amplifier for amplifying single mode light |
US5818630A (en) * | 1997-06-25 | 1998-10-06 | Imra America, Inc. | Single-mode amplifiers and compressors based on multi-mode fibers |
GB9713422D0 (en) * | 1997-06-26 | 1997-08-27 | Secr Defence | Single mode optical fibre |
US6097741A (en) * | 1998-02-17 | 2000-08-01 | Calmar Optcom, Inc. | Passively mode-locked fiber lasers |
US5907652A (en) * | 1997-09-11 | 1999-05-25 | Lucent Technologies Inc. | Article comprising an air-clad optical fiber |
US5949941A (en) * | 1997-11-21 | 1999-09-07 | Lucent Technologies Inc. | Cladding-pumped fiber structures |
US6157763A (en) * | 1998-01-28 | 2000-12-05 | Sdl, Inc. | Double-clad optical fiber with improved inner cladding geometry |
US6072811A (en) * | 1998-02-11 | 2000-06-06 | Imra America | Integrated passively modelocked fiber lasers and method for constructing the same |
US6288659B1 (en) * | 1998-02-27 | 2001-09-11 | The Regents Of The University Of California | Data conversion using time manipulation |
KR100269040B1 (ko) * | 1998-04-28 | 2000-10-16 | 서원석 | 파장이동 레이저 광원 및 파장이동 레이저 광 생성방법 |
US6275512B1 (en) * | 1998-11-25 | 2001-08-14 | Imra America, Inc. | Mode-locked multimode fiber laser pulse source |
JP2000187108A (ja) * | 1998-12-22 | 2000-07-04 | Toshiba Corp | 小型レーザー |
EP1340725B1 (en) * | 1999-02-19 | 2006-01-25 | Crystal Fibre A/S | Method of producing a photonic crystal fibre |
WO2000060390A1 (en) * | 1999-03-30 | 2000-10-12 | Crystal Fibre A/S | Polarisation preserving optical fibre |
DE60029315T2 (de) * | 1999-04-01 | 2007-07-05 | Nkt Research & Innovation A/S | Photonische kristallfaser und verfahren zu ihrer herstellung |
US6097870A (en) * | 1999-05-17 | 2000-08-01 | Lucent Technologies Inc. | Article utilizing optical waveguides with anomalous dispersion at vis-nir wavelenghts |
GB9929344D0 (en) * | 1999-12-10 | 2000-02-02 | Univ Bath | Improvements in or relating to photonic crystal fibres |
US6804471B1 (en) * | 2000-01-05 | 2004-10-12 | Hrl Laboratories Llc | Apparatus and method of pulsed frequency modulation for analog optical communication |
WO2001076026A1 (en) * | 2000-03-30 | 2001-10-11 | National Institute Of Standards And Technology ('nist') | Mode-locked pulsed laser system and method |
US6885683B1 (en) * | 2000-05-23 | 2005-04-26 | Imra America, Inc. | Modular, high energy, widely-tunable ultrafast fiber source |
JP3486612B2 (ja) * | 2001-01-30 | 2004-01-13 | 日本電信電話株式会社 | 超短パルスファイバレーザ光源 |
US6954575B2 (en) * | 2001-03-16 | 2005-10-11 | Imra America, Inc. | Single-polarization high power fiber lasers and amplifiers |
-
2001
- 2001-03-16 US US09/809,248 patent/US6954575B2/en not_active Expired - Lifetime
-
2002
- 2002-03-14 DE DE10211352A patent/DE10211352A1/de not_active Ceased
- 2002-03-14 DE DE10262414.3A patent/DE10262414B3/de not_active Expired - Lifetime
- 2002-03-15 JP JP2002072975A patent/JP4490619B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-15 JP JP2005074104A patent/JP4348309B2/ja not_active Expired - Fee Related
- 2005-04-20 US US11/109,711 patent/US7782910B2/en not_active Expired - Fee Related
-
2008
- 2008-02-21 JP JP2008040435A patent/JP2008158547A/ja active Pending
-
2009
- 2009-04-13 JP JP2009096761A patent/JP4994415B2/ja not_active Expired - Fee Related
- 2009-06-15 JP JP2009142237A patent/JP2009205174A/ja active Pending
-
2010
- 2010-06-15 US US12/815,588 patent/US8135048B2/en not_active Expired - Fee Related
-
2012
- 2012-08-20 JP JP2012181613A patent/JP5899084B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009158983A (ja) | 2009-07-16 |
DE10211352A1 (de) | 2002-09-26 |
US20100260214A1 (en) | 2010-10-14 |
US6954575B2 (en) | 2005-10-11 |
US20050232313A1 (en) | 2005-10-20 |
US20020172486A1 (en) | 2002-11-21 |
DE10262414B3 (de) | 2019-07-04 |
US8135048B2 (en) | 2012-03-13 |
JP4490619B2 (ja) | 2010-06-30 |
JP2008158547A (ja) | 2008-07-10 |
US7782910B2 (en) | 2010-08-24 |
JP2002323636A (ja) | 2002-11-08 |
JP4994415B2 (ja) | 2012-08-08 |
JP2005203809A (ja) | 2005-07-28 |
JP2012253378A (ja) | 2012-12-20 |
JP2009205174A (ja) | 2009-09-10 |
JP5899084B2 (ja) | 2016-04-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4348309B2 (ja) | モードロックファイバレーザ | |
US6072811A (en) | Integrated passively modelocked fiber lasers and method for constructing the same | |
JP5487213B2 (ja) | ファイバレーザ及び増幅器に用いる高度に希土類ドープされた光ファイバ | |
US9595802B2 (en) | Multi-mode fiber amplifier | |
US7496244B2 (en) | Method for generating a linear single polarization output beam | |
KR101464583B1 (ko) | 포스포실리케이트 유리를 구비한 발광 디바이스 | |
US9397467B2 (en) | Optical pumping device | |
US20060171426A1 (en) | Fiber-laser with intracavity polarization maintaining coupler providing plane polarized output | |
US20120262781A1 (en) | Hybrid laser amplifier system including active taper | |
WO2012146912A1 (en) | Laser with a tailored axially symmetric pump beam profile by mode conversion a waveguide | |
JPH09167869A (ja) | モードロック・レーザー装置 | |
WO2010039310A1 (en) | Skin securable drug delivery device with a shock absorbing protective shield | |
JP2009506560A (ja) | ファイバレーザ | |
CA2779573C (en) | Optical source implementing a doped fiber, fiber for such an optical source and method for manufacturing such a fiber | |
Jiang | High Pulse Energy Single Frequency Fiber Laser at 2 Micron Wavelength | |
Li et al. | Fiber laser with in-cavity polarization switching |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20060222 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20060526 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20060628 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20060703 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20061124 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070601 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20070814 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20070828 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20070828 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20070904 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20071203 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080325 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080625 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090113 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090413 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090707 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090717 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120724 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120724 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130724 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |