JP7264994B2 - ビスマスドープファイバ増幅器 - Google Patents
ビスマスドープファイバ増幅器 Download PDFInfo
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- JP7264994B2 JP7264994B2 JP2021514068A JP2021514068A JP7264994B2 JP 7264994 B2 JP7264994 B2 JP 7264994B2 JP 2021514068 A JP2021514068 A JP 2021514068A JP 2021514068 A JP2021514068 A JP 2021514068A JP 7264994 B2 JP7264994 B2 JP 7264994B2
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- 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
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/045—Silica-containing oxide glass compositions
- C03C13/046—Multicomponent glass compositions
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- 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
- H01S3/06716—Fibre compositions or doping with active elements
-
- 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
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- 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
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- 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
- H01S3/06762—Fibre amplifiers having a specific amplification band
-
- 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
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2213/00—Glass fibres or filaments
-
- 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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- 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
- H01S3/094096—Multi-wavelength pumping
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- 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
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- 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
- H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
- H01S3/2308—Amplifier arrangements, e.g. MOPA
- H01S3/2316—Cascaded amplifiers
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
Description
[関連出願の相互参照]
本出願は、2018年9月23日に出願された米国仮特許出願第62/730,766号「Bismuth Doped Fiber Amplifier to Extend O-band」の利益を主張する。この米国仮特許出願は、引用することによってその全内容が本明細書の一部をなす。
Claims (6)
- 1272ナノメートル(nm)から1310nmの動作波長範囲を有する光学システムであって、
実質的にエルビウム(Er)を含まず、60nmを超える帯域を有する6デシベル(6dB)ゲイン帯域を含み、前記6dBゲイン帯域は1305nmから1325nmの波長範囲内に中心がある、ビスマス(Bi)ドープ光ファイバと、
前記Biドープ光ファイバに光学的に結合され、前記6dBゲイン帯域で前記Biドープ光ファイバに光信号を提供する信号ソースと、
前記Biドープ光ファイバに光学的に結合され、励起中心波長で前記Biドープ光ファイバに励起光を提供する励起ソースと、
を含み、
前記励起中心波長は、
1135nm、
1155nm、
1175nm、
1195nm、
1215nm、および
1235nm
からなるグループから選択された少なくとも2つの波長であることを特徴とする光学システム。 - 前記励起ソースは、励起構成を用いて励起光を提供し、励起構成は、
共励起構成と、
後方励起構成と、
共励起構成と後方励起構成との組み合わせからなるグループから選択されることを特徴とする請求項1に記載のシステム。 - 前記システムは、約80メートル(~80m)の距離にわたって少なくとも約16デシベル(~16dB)のゲインを有することを特徴とする請求項1に記載のシステム。
- 前記システムは、約80メートル(~80m)の距離にわたって少なくとも約20パーセント(~20%)の出力変換効率(PCE)を有することを特徴とする請求項1に記載のシステム。
- 前記システムは約5.5デシベル(~5.5dB)よりも小さい雑音指数を有することを特徴とする請求項1に記載のシステム。
- 前記システムは約80メートル(~80m)の距離にわたって少なくとも約16デシベルミリワット(16dBm)の出力を有することを特徴とする請求項1に記載のシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862730766P | 2018-09-13 | 2018-09-13 | |
US62/730,766 | 2018-09-13 | ||
PCT/US2019/051024 WO2020056264A1 (en) | 2018-09-13 | 2019-09-13 | Bismuth doped fiber amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022501810A JP2022501810A (ja) | 2022-01-06 |
JP7264994B2 true JP7264994B2 (ja) | 2023-04-25 |
Family
ID=69778460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021514068A Active JP7264994B2 (ja) | 2018-09-13 | 2019-09-13 | ビスマスドープファイバ増幅器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220052502A1 (ja) |
EP (1) | EP3850714A4 (ja) |
JP (1) | JP7264994B2 (ja) |
CN (1) | CN112689928A (ja) |
BR (1) | BR112021004770A2 (ja) |
WO (1) | WO2020056264A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114556721A (zh) * | 2019-09-19 | 2022-05-27 | Ofs菲特尔有限责任公司 | 并行o频带放大器 |
WO2024030178A1 (en) * | 2022-08-02 | 2024-02-08 | Ofs Fitel, Llc | Fiber laser pumping of bismuth-doped fiber amplifier |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002252397A (ja) | 2001-02-22 | 2002-09-06 | Japan Science & Technology Corp | 光ファイバ及び光増幅器 |
JP2003051791A (ja) | 2001-08-07 | 2003-02-21 | Mitsubishi Electric Corp | 光増幅装置 |
WO2006093141A1 (ja) | 2005-03-04 | 2006-09-08 | Japan Science And Technology Agency | 広帯域光増幅装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0975103B1 (en) * | 1998-02-06 | 2006-08-09 | Fujitsu Limited | Optical amplifier and method for controlling an excitation light source in an optical amplifier |
US7039283B2 (en) * | 2004-04-16 | 2006-05-02 | Sprint Communications Company L.P. | Optical amplification producing wider total gain bandwidth |
RU2302066C1 (ru) * | 2005-09-22 | 2007-06-27 | Научный центр волоконной оптики при Институте общей физики им. А.М. Прохорова Российской академии наук | Волоконный световод для оптического усиления излучения на длине волны в диапазоне 1000-1700 нм, способы его изготовления и волоконный лазер |
CN101895345A (zh) * | 2009-05-22 | 2010-11-24 | 华为技术有限公司 | 突发光信号放大方法、突发光放大器及系统和通信系统 |
WO2011146407A2 (en) * | 2010-05-16 | 2011-11-24 | Fianium, Inc. | Tunable pulse width laser |
JP5877280B2 (ja) * | 2013-09-02 | 2016-03-02 | 古河電気工業株式会社 | 光増幅器、光増幅システム、波長変換器および光通信システム |
-
2019
- 2019-09-13 BR BR112021004770-0A patent/BR112021004770A2/pt unknown
- 2019-09-13 CN CN201980059860.3A patent/CN112689928A/zh active Pending
- 2019-09-13 JP JP2021514068A patent/JP7264994B2/ja active Active
- 2019-09-13 US US17/274,362 patent/US20220052502A1/en active Pending
- 2019-09-13 EP EP19859063.0A patent/EP3850714A4/en active Pending
- 2019-09-13 WO PCT/US2019/051024 patent/WO2020056264A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002252397A (ja) | 2001-02-22 | 2002-09-06 | Japan Science & Technology Corp | 光ファイバ及び光増幅器 |
JP2003051791A (ja) | 2001-08-07 | 2003-02-21 | Mitsubishi Electric Corp | 光増幅装置 |
WO2006093141A1 (ja) | 2005-03-04 | 2006-09-08 | Japan Science And Technology Agency | 広帯域光増幅装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2022501810A (ja) | 2022-01-06 |
BR112021004770A2 (pt) | 2021-08-31 |
WO2020056264A1 (en) | 2020-03-19 |
US20220052502A1 (en) | 2022-02-17 |
EP3850714A4 (en) | 2022-06-29 |
EP3850714A1 (en) | 2021-07-21 |
CN112689928A (zh) | 2021-04-20 |
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