JP3936719B2 - シングル・モード光ファイバ内でフェムト秒パルスを発生するための光ファイバ増幅器 - Google Patents
シングル・モード光ファイバ内でフェムト秒パルスを発生するための光ファイバ増幅器 Download PDFInfo
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- JP3936719B2 JP3936719B2 JP2005034318A JP2005034318A JP3936719B2 JP 3936719 B2 JP3936719 B2 JP 3936719B2 JP 2005034318 A JP2005034318 A JP 2005034318A JP 2005034318 A JP2005034318 A JP 2005034318A JP 3936719 B2 JP3936719 B2 JP 3936719B2
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- 239000013307 optical fiber Substances 0.000 title claims description 72
- 239000000835 fiber Substances 0.000 title claims description 51
- 230000003287 optical effect Effects 0.000 claims description 14
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 11
- 150000002910 rare earth metals Chemical class 0.000 claims description 11
- 230000010287 polarization Effects 0.000 claims description 10
- 230000009021 linear effect Effects 0.000 claims description 9
- 230000001902 propagating effect Effects 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims 1
- 239000006185 dispersion Substances 0.000 description 13
- 230000006835 compression Effects 0.000 description 11
- 238000007906 compression Methods 0.000 description 11
- 238000003199 nucleic acid amplification method Methods 0.000 description 9
- 238000001228 spectrum Methods 0.000 description 9
- 230000003321 amplification Effects 0.000 description 8
- 229910052691 Erbium Inorganic materials 0.000 description 4
- 230000002547 anomalous effect Effects 0.000 description 4
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000009022 nonlinear effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000007526 fusion splicing Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
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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
- H01S2301/00—Functional characteristics
- H01S2301/08—Generation of pulses with special temporal shape or frequency spectrum
-
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0057—Temporal shaping, e.g. pulse compression, frequency chirping
-
- 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
- H01S3/094011—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre with bidirectional pumping, i.e. with injection of the pump light from both two ends of the fibre
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Description
D.J.Richardson et al.「Amplification of femtosecond pulses in a passive, all-fiber soliton source」(Optics Letters、Vol.17、No.22、1992年11月15日、1596頁以下参照)
Claims (6)
- 高出力フェムト秒光パルスを発生するファイバ装置であって、
フェムト秒パルス光源(18)と、
前記フェムト秒パルス光源の出力に結合されている、前記フェムト秒パルス光源からの出力パルスを予めチャープするシングルモードファイバの入力セクション(12)と、
前記シングルモードファイバの入力セクションの出力に結合されたエルビウム添加光ファイバ増幅器とを含み、前記エルビウム添加光ファイバ増幅器は、5メートルよりも短い所定の長さのエルビウム添加シングルモード光ファイバのセクション(14)と、光ポンプ出力の少なくとも1つの光源(22、24、26、28)と、光ポンプ出力の前記少なくとも1つの光源の出力と前記シングルモードファイバの入力セクションの出力とを前記エルビウム添加シングルモード光ファイバのセクションに導いて前記セクション内で放物線状であり線形チャープのパルスを生成させる少なくとも1つの波長分割マルチプレクサ(38、48)とを含み、前記装置はさらに、
前記エルビウム添加光ファイバ増幅器からの放物線状であり線形チャープの出力光パルスを圧縮するために使用される、前記エルビウム添加光ファイバ増幅器の出力に融着接続されたシングルモードファイバの出力セクション(16)とを含むことを特徴とする装置。 - 前記フェムト秒パルス光源はモード同期希土類添加光ファイバレーザを含むことを特徴とする請求項1に記載の装置。
- 前記モード同期希土類添加光ファイバレーザはモード同期エルビウム添加光ファイバレーザを含むことを特徴とする請求項2に記載の装置。
- 前記シングルモードファイバの入力セクションは1つのブラッグ格子構造を含むことを特徴とする請求項1に記載の装置。
- 前記希土類添加光ファイバ増幅器は、同じ方向に伝播するポンプ源のペアおよび反対の方向に伝播するポンプ源のペアを含むことを特徴とする請求項1に記載の装置。
- 前記シングルモードファイバの入力セクション及び出力セクションは偏光維持光ファイバを含むことを特徴とする請求項1に記載の装置。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/776,432 US6990270B2 (en) | 2004-02-11 | 2004-02-11 | Fiber amplifier for generating femtosecond pulses in single mode fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005229119A JP2005229119A (ja) | 2005-08-25 |
| JP3936719B2 true JP3936719B2 (ja) | 2007-06-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005034318A Expired - Lifetime JP3936719B2 (ja) | 2004-02-11 | 2005-02-10 | シングル・モード光ファイバ内でフェムト秒パルスを発生するための光ファイバ増幅器 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6990270B2 (ja) |
| EP (1) | EP1564853B1 (ja) |
| JP (1) | JP3936719B2 (ja) |
| DE (1) | DE602005003148T2 (ja) |
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| US20050167405A1 (en) * | 2003-08-11 | 2005-08-04 | Richard Stoltz | Optical ablation using material composition analysis |
| US8173929B1 (en) | 2003-08-11 | 2012-05-08 | Raydiance, Inc. | Methods and systems for trimming circuits |
| US7367969B2 (en) * | 2003-08-11 | 2008-05-06 | Raydiance, Inc. | Ablative material removal with a preset removal rate or volume or depth |
| US20050077275A1 (en) * | 2003-10-14 | 2005-04-14 | Richard Stoltz | Composite cutting with optical ablation technique |
| US7413847B2 (en) | 2004-02-09 | 2008-08-19 | Raydiance, Inc. | Semiconductor-type processing for solid-state lasers |
| US7349452B2 (en) * | 2004-12-13 | 2008-03-25 | Raydiance, Inc. | Bragg fibers in systems for the generation of high peak power light |
| US20060140633A1 (en) * | 2004-12-28 | 2006-06-29 | Sanmina-Sci Corporation | Systems and methods for optical pump redundancy |
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| US7245419B2 (en) * | 2005-09-22 | 2007-07-17 | Raydiance, Inc. | Wavelength-stabilized pump diodes for pumping gain media in an ultrashort pulsed laser system |
| GB2434483A (en) * | 2006-01-20 | 2007-07-25 | Fianium Ltd | High-Power Short Optical Pulse Source |
| US8189971B1 (en) | 2006-01-23 | 2012-05-29 | Raydiance, Inc. | Dispersion compensation in a chirped pulse amplification system |
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| JP5400282B2 (ja) * | 2007-06-28 | 2014-01-29 | 古河電気工業株式会社 | パルス増幅器及びこれを用いたパルス光源 |
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| US7903326B2 (en) | 2007-11-30 | 2011-03-08 | Radiance, Inc. | Static phase mask for high-order spectral phase control in a hybrid chirped pulse amplifier system |
| GB0800936D0 (en) | 2008-01-19 | 2008-02-27 | Fianium Ltd | A source of optical supercontinuum generation having a selectable pulse repetition frequency |
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2004
- 2004-02-11 US US10/776,432 patent/US6990270B2/en not_active Expired - Lifetime
-
2005
- 2005-02-07 EP EP05002541A patent/EP1564853B1/en not_active Expired - Lifetime
- 2005-02-07 DE DE602005003148T patent/DE602005003148T2/de not_active Expired - Lifetime
- 2005-02-10 JP JP2005034318A patent/JP3936719B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE602005003148D1 (de) | 2007-12-20 |
| EP1564853A3 (en) | 2006-03-22 |
| EP1564853B1 (en) | 2007-11-07 |
| EP1564853A2 (en) | 2005-08-17 |
| US6990270B2 (en) | 2006-01-24 |
| DE602005003148T2 (de) | 2008-08-28 |
| US20050175280A1 (en) | 2005-08-11 |
| JP2005229119A (ja) | 2005-08-25 |
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