JP2021061401A - スペクトル及びパワー調整可能なase光源 - Google Patents
スペクトル及びパワー調整可能なase光源 Download PDFInfo
- Publication number
- JP2021061401A JP2021061401A JP2020168988A JP2020168988A JP2021061401A JP 2021061401 A JP2021061401 A JP 2021061401A JP 2020168988 A JP2020168988 A JP 2020168988A JP 2020168988 A JP2020168988 A JP 2020168988A JP 2021061401 A JP2021061401 A JP 2021061401A
- Authority
- JP
- Japan
- Prior art keywords
- light source
- light
- stage
- loopback circuit
- adjustable element
- 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.)
- Granted
Links
- 238000001228 spectrum Methods 0.000 title claims description 16
- 238000000034 method Methods 0.000 claims abstract description 34
- 230000002269 spontaneous effect Effects 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 230000003321 amplification Effects 0.000 claims description 23
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 23
- 230000003287 optical effect Effects 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052691 Erbium Inorganic materials 0.000 description 2
- 101100521334 Mus musculus Prom1 gene Proteins 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000036963 noncompetitive effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
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
- H01S3/06795—Fibre lasers with superfluorescent emission, e.g. amplified spontaneous emission sources for fibre laser gyrometers
-
- 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
- H01S3/005—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
- H01S3/0078—Frequency filtering
-
- 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
- H01S3/0092—Nonlinear frequency conversion, e.g. second harmonic generation [SHG] or sum- or difference-frequency generation outside the laser cavity
-
- 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
- H01S3/06758—Tandem 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
- H01S3/06791—Fibre ring 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
- H01S3/09—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
- H01S3/094042—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a fibre laser
-
- 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
- H01S3/094061—Shared pump, i.e. pump light of a single pump source is used to pump plural gain media in parallel
-
- 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
- H01S3/094088—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light with ASE light recycling, i.e. with reinjection of the ASE light, e.g. by reflectors or circulators
-
- 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
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
- H01S3/10023—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
- H01S3/1003—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors tunable optical elements, e.g. acousto-optic filters, tunable gratings
-
- 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
- H01S3/10084—Frequency control by seeding
-
- 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
- H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
- H01S3/1061—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using a variable absorption device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/501—Structural aspects
- H04B10/506—Multiwavelength transmitters
-
- 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
- H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
-
- 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
- H01S2301/04—Gain spectral shaping, flattening
-
- 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
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
- H01S3/1001—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by controlling the optical pumping
-
- 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
- H01S3/10084—Frequency control by seeding
- H01S3/10092—Coherent seed, e.g. injection locking
-
- 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
- H01S3/14—Lasers, 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
- H01S3/16—Solid materials
- H01S3/1601—Solid materials characterised by an active (lasing) ion
- H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
- H01S3/1608—Solid materials characterised by an active (lasing) ion rare earth erbium
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
Abstract
Description
Claims (20)
- 自然放射増幅(ASE)光源であって、
増幅される光ビームを提供するためのシード段光源と、
該シード段光源から前記光ビームの一部をフィルタリングするように構成された前記シード段光源に結合された調整可能要素と、
該調整可能要素に結合されたループバック回路であって、前記調整可能要素から前記フィルタリングされた光ビームを増幅するためのブースター段要素を備える、ループバック回路と、
を備える、自然放射増幅光源。 - ポンプエネルギー源であって、該ポンプエネルギー源の一部を前記シード段光源に、前記ポンプエネルギー源の一部を前記ブースター段要素に方向付けるスプリッタ要素を介して、前記シード段光源及び前記ブースター段要素に結合されたポンプエネルギー源を更に含む、請求項1に記載の自然放射増幅光源。
- 前記ループバック回路が、該ループバック回路内の前記光を修正するために、タップカプラ、フィルタ、可変減衰器、又はアイソレータのうちの少なくとも1つを更に含む、請求項1に記載の自然放射増幅光源。
- 前記ループバック回路のタップカプラが、前記調整可能要素と前記ブースター段要素との間に配設され、前記タップカプラが、前記調整可能要素からの光と前記ループバック回路からの光とを組み合わせるように構成されている、請求項3に記載の自然放射増幅光源。
- 前記ループバック回路のフィルタが、前記調整可能要素と前記ブースター段要素との間に配設され、前記フィルタが、前記調整可能要素からの前記光の少なくとも一部を遮断するように構成されている、請求項3に記載の自然放射増幅光源。
- 前記ループバック回路内の光が、時計回りモード及び反時計回りモードを含む、請求項3に記載の自然放射増幅光源。
- 前記調整可能要素が、波長選択スイッチ(WSS)又は波長ブロッカ(WB)のうちの1つを含む、請求項1に記載の自然放射増幅光源。
- 前記調整可能要素が、ユーザ定義の波長に対してフィルタリングするように構成されている、請求項7に記載の自然放射増幅光源。
- 前記シード段光源が、フルスペクトル光出力を生成するように構成されている、請求項1に記載の自然放射増幅光源。
- 信号を前記調整可能要素に向けて反射させるために、前記シード段光源に結合された反射要素を更に備える、請求項1に記載の自然放射増幅光源。
- ポンプ作用が、フォトニック電圧、化学物質、又は原子力ポンプのうちの1つを含む、請求項1に記載の自然放射増幅光源。
- 前記ポンプが定電流入力で動作するように構成されている、請求項1に記載の自然放射増幅光源。
- 前記スプリッタ要素が、電力の半分超を前記ブースター段要素に方向付けるように構成されている、請求項2に記載の自然放射増幅光源。
- 前記タップカプラが、前記ループバック回路よりも前記調整可能要素からの信号電力の部分を多く通過させるように構成されている、請求項2に記載の自然放射増幅光源。
- 前記シード段光源が、光の自然放射に部分的に基づく、請求項1に記載の自然放射増幅光源。
- 自然放射増幅(ASE)光源で光出力を生成する方法であって、
増幅される光ビームを提供するように構成された媒体を使用してシード段光を生成することと、
シード段光ビームの少なくとも一部をフィルタリングするように構成された調整可能要素において、前記シード段光ビームをフィルタリングすることと、
ブースター段要素を含むループバック回路において、前記調整可能要素の前記フィルタリングされた光出力を増幅することと、
を含む、方法。 - 前記シード段及び前記ブースター段に連結されたスプリッタを介して、単一のポンプ源から前記シード段及び前記ブースター段要素にエネルギーを圧送することを更に含む、請求項16に記載の方法。
- 前記ブースター段要素による増幅のために、タップカプラにおいて、前記調整可能要素から出力された前記フィルタリングされた光と前記ループバック回路からの光とを組み合わせることを更に含む、請求項16に記載の方法。
- 前記ループバック回路の周りで時計回り方向に光をルーティングすることを更に含み、前記光が、前記調整可能要素と前記ブースター段要素との間に配設されたスプリッタでルーティングされる、請求項16に記載の方法。
- 前記ループバック回路の周りで反時計回り方向に光をルーティングすることを更に含み、前記光が、前記ブースター段要素の前記出力に連結されたスプリッタでルーティングされる、請求項16に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/596,797 US11309678B2 (en) | 2019-10-09 | 2019-10-09 | Spectrum and power tunable ASE light source |
US16/596,797 | 2019-10-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021061401A true JP2021061401A (ja) | 2021-04-15 |
JP7184860B2 JP7184860B2 (ja) | 2022-12-06 |
Family
ID=72811737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020168988A Active JP7184860B2 (ja) | 2019-10-09 | 2020-10-06 | スペクトル及びパワー調整可能なase光源 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11309678B2 (ja) |
EP (1) | EP3806251A1 (ja) |
JP (1) | JP7184860B2 (ja) |
CN (1) | CN112652938B (ja) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07273724A (ja) * | 1994-03-29 | 1995-10-20 | Fujitsu Ltd | 雑音光発生装置 |
JPH10294510A (ja) * | 1997-02-18 | 1998-11-04 | Nippon Telegr & Teleph Corp <Ntt> | 光増幅器 |
JP2000294860A (ja) * | 1999-04-05 | 2000-10-20 | Nippon Telegr & Teleph Corp <Ntt> | 光ファイバ増幅器 |
US20010024539A1 (en) * | 2000-03-24 | 2001-09-27 | Ahmad Atieh | Optical amplifier with loop mirror filter noise reducer, and loop mirror filter per SE |
JP2004200690A (ja) * | 2002-12-14 | 2004-07-15 | Samsung Electronics Co Ltd | ツリウム添加光ファイバ増幅器 |
US20060082865A1 (en) * | 2004-10-07 | 2006-04-20 | Ahn Joon T | Amplified spontaneous emission reflector-based gain-clamped fiber amplifier |
JP2009505378A (ja) * | 2005-06-21 | 2009-02-05 | ノースロップ グルーマン コーポレーション | 多波長光源 |
JP2013504216A (ja) * | 2009-09-03 | 2013-02-04 | アクサン・テクノロジーズ・インコーポレーテッド | Oct医療用画像化のためのフィルタase掃引源 |
JP2015504612A (ja) * | 2012-12-28 | 2015-02-12 | ▲ホア▼▲ウェイ▼技術有限公司 | 多波長光源装置 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0146648B1 (ko) * | 1994-06-28 | 1998-08-17 | 양승택 | 다채널 광섬유증폭광원의 채널폭 조절장치 |
US5636053A (en) * | 1995-06-15 | 1997-06-03 | E-Tek Dynamics, Inc. | Fiberoptic amplifier system with noise figure reduction |
JPH11251669A (ja) * | 1998-03-02 | 1999-09-17 | Nec Corp | 光増幅器の利得制御方法および光増幅器 |
US6603596B2 (en) * | 1998-03-19 | 2003-08-05 | Fujitsu Limited | Gain and signal level adjustments of cascaded optical amplifiers |
US6307667B1 (en) * | 1999-12-02 | 2001-10-23 | Tycom (Us) Inc. | Gain-clamped erbium-doped fiber amplifier with pulsed compensating laser signal |
US6611371B2 (en) * | 2001-03-16 | 2003-08-26 | Corning Incorporated | Single parameter gain slope adjuster for an optical system |
US6687049B1 (en) * | 2001-07-03 | 2004-02-03 | Onetta, Inc. | Optical amplifiers with stable output power under low input power conditions |
US20040017603A1 (en) * | 2002-07-29 | 2004-01-29 | Paul Jay | Optical amplifier controller |
JP4173720B2 (ja) * | 2002-11-06 | 2008-10-29 | 富士通株式会社 | 光増幅器,光増幅器における通過波長特性制御方法および光伝送システム |
JP2005116884A (ja) * | 2003-10-09 | 2005-04-28 | Fujitsu Ltd | 波長多重光増幅器 |
KR100594039B1 (ko) * | 2003-12-22 | 2006-06-30 | 삼성전자주식회사 | 광대역 광원 |
GB0413017D0 (en) * | 2004-06-10 | 2004-07-14 | Bookham Technology Plc | Optical amplifiers |
WO2006001405A1 (ja) * | 2004-06-24 | 2006-01-05 | Advantest Corporation | 光源装置 |
US20090290160A1 (en) * | 2006-05-30 | 2009-11-26 | Domino Taverner | Wavelength sweep control |
CN101295853B (zh) * | 2007-04-29 | 2012-01-04 | 中国科学院西安光学精密机械研究所 | 一种波长可调谐外注入式增益开关激光器 |
WO2009089619A1 (en) * | 2008-01-16 | 2009-07-23 | Pyrophotonics Lasers Inc. | Method and system for tunable pulsed laser source |
ATE509439T1 (de) * | 2008-03-13 | 2011-05-15 | Nokia Siemens Networks Oy | Verfahren zur steuerung eines edfa-verstärkers (erbium doped fibre amplifier) und verstärkeranordnung |
CN101719800B (zh) * | 2008-10-09 | 2013-10-30 | 昂纳信息技术(深圳)有限公司 | 一种提高放大器中信号功率和噪声功率比值的方法和装置 |
US8363311B2 (en) * | 2009-03-27 | 2013-01-29 | Lijie Qiao | Optical amplifier and a method of light amplification |
JP5432673B2 (ja) * | 2009-11-09 | 2014-03-05 | 株式会社フジクラ | ファイバレーザ装置 |
JP5489730B2 (ja) * | 2010-01-13 | 2014-05-14 | キヤノン株式会社 | 波長可変光源装置 |
WO2012002086A1 (en) * | 2010-06-28 | 2012-01-05 | Sumitomo Electric Industries, Ltd. | Laser apparatus |
WO2013059681A1 (en) * | 2011-10-19 | 2013-04-25 | Ofs Fitel, Llc | Cascaded raman lasing system |
WO2013111271A1 (ja) * | 2012-01-24 | 2013-08-01 | 株式会社フジクラ | ファイバレーザ装置 |
US20140185131A1 (en) * | 2012-12-28 | 2014-07-03 | Huawei Technologies Co., Ltd. | Multi-Wavelength Light Source Apparatus |
US9680283B2 (en) * | 2013-12-20 | 2017-06-13 | Oplink Communications, Llc | Switchable-gain optical amplifier |
US9246303B1 (en) * | 2014-10-31 | 2016-01-26 | Raytheon Company | Method and apparatus for temporally concentrating pump power to support generation of high peak-power pulse bursts or other time-varying laser output waveforms |
IL249320B2 (en) * | 2016-11-30 | 2023-06-01 | Elbit Systems Electro Optics Elop Ltd | Narrow film fiber laser with depolarization |
CN109818242A (zh) * | 2019-02-22 | 2019-05-28 | 四川沃飞光电科技有限公司 | 脉宽和功率可调谐的纳秒脉冲激光光源结构 |
US10840925B1 (en) * | 2019-05-13 | 2020-11-17 | University Of Central Florida Research Foundation, Inc. | Harmonic injection locking apparatus, methods, and applications |
-
2019
- 2019-10-09 US US16/596,797 patent/US11309678B2/en active Active
-
2020
- 2020-10-06 JP JP2020168988A patent/JP7184860B2/ja active Active
- 2020-10-08 EP EP20200857.9A patent/EP3806251A1/en active Pending
- 2020-10-09 CN CN202011071905.XA patent/CN112652938B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07273724A (ja) * | 1994-03-29 | 1995-10-20 | Fujitsu Ltd | 雑音光発生装置 |
JPH10294510A (ja) * | 1997-02-18 | 1998-11-04 | Nippon Telegr & Teleph Corp <Ntt> | 光増幅器 |
JP2000294860A (ja) * | 1999-04-05 | 2000-10-20 | Nippon Telegr & Teleph Corp <Ntt> | 光ファイバ増幅器 |
US20010024539A1 (en) * | 2000-03-24 | 2001-09-27 | Ahmad Atieh | Optical amplifier with loop mirror filter noise reducer, and loop mirror filter per SE |
JP2004200690A (ja) * | 2002-12-14 | 2004-07-15 | Samsung Electronics Co Ltd | ツリウム添加光ファイバ増幅器 |
US20060082865A1 (en) * | 2004-10-07 | 2006-04-20 | Ahn Joon T | Amplified spontaneous emission reflector-based gain-clamped fiber amplifier |
JP2009505378A (ja) * | 2005-06-21 | 2009-02-05 | ノースロップ グルーマン コーポレーション | 多波長光源 |
JP2013504216A (ja) * | 2009-09-03 | 2013-02-04 | アクサン・テクノロジーズ・インコーポレーテッド | Oct医療用画像化のためのフィルタase掃引源 |
JP2015504612A (ja) * | 2012-12-28 | 2015-02-12 | ▲ホア▼▲ウェイ▼技術有限公司 | 多波長光源装置 |
Also Published As
Publication number | Publication date |
---|---|
JP7184860B2 (ja) | 2022-12-06 |
US20210111530A1 (en) | 2021-04-15 |
EP3806251A1 (en) | 2021-04-14 |
CN112652938B (zh) | 2024-05-10 |
US11309678B2 (en) | 2022-04-19 |
CN112652938A (zh) | 2021-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5978130A (en) | Dual-band fiber optic amplification system using a single pump source | |
CA2360925C (en) | Gain flattening in fiber amplifiers | |
EP1496581A2 (en) | Optical amplifier for use in optical communications equipment | |
WO2014101427A1 (zh) | 多波长光源装置 | |
GB2363675A (en) | Wideband optical amplifier and wideband optical source | |
US8077382B2 (en) | Gain-clamped optical amplifying apparatus using fiber Raman amplifier having Raman cavity | |
KR20020085332A (ko) | 장파장대역용 에르븀첨가 광섬유레이저 | |
US6606331B2 (en) | Step-tunable all-fiber laser apparatus and method for dense wavelength division multiplexed applications | |
JP7184860B2 (ja) | スペクトル及びパワー調整可能なase光源 | |
JP2003152685A (ja) | マルチチャネル光ローディングチャネル送信機 | |
US6728274B1 (en) | Multi-wavelength laser apparatus and method | |
JP2003086871A (ja) | 励起光光源ユニット、ラマン増幅器、及び光伝送システム | |
US20220181837A1 (en) | Polarization-Maintaining Fiber Laser Tunable Over Two Micron Region | |
US11196227B2 (en) | Optical amplifier | |
JP2001358389A (ja) | 広帯域光増幅器及び広帯域可変波長光源 | |
US9899792B1 (en) | Efficient pumping of an array of optical amplifiers | |
JP3250473B2 (ja) | 光増幅器 | |
US6624928B1 (en) | Raman amplification | |
JP3230458B2 (ja) | 光増幅器 | |
JPH11274623A (ja) | 光増幅器 | |
JPH11204868A (ja) | 光増幅器 | |
JP2023159913A (ja) | ラマン増幅装置、ラマン増幅方法、及びラマン増幅システム | |
JPH11233865A (ja) | 光増幅装置 | |
JP2001189512A (ja) | 光増幅器 | |
JP2000228549A (ja) | 光増幅装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20201006 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20211020 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211026 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220107 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220426 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220712 |
|
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: 20221101 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20221124 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7184860 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |