CN103682977A - Tunable Brillouin laser generation method based on dispersion flattened fiber and device thereof - Google Patents
Tunable Brillouin laser generation method based on dispersion flattened fiber and device thereof Download PDFInfo
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- CN103682977A CN103682977A CN201210595519.XA CN201210595519A CN103682977A CN 103682977 A CN103682977 A CN 103682977A CN 201210595519 A CN201210595519 A CN 201210595519A CN 103682977 A CN103682977 A CN 103682977A
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Abstract
The invention provides a tunable Brillouin laser generation method based on a dispersion flattened fiber and a device thereof. The same DFB pump laser source is used to generate dual wavelength Brillouin laser, and the phase noise is effectively inhibited. Firstly, Stokes light and anti-Stokes light with good symmetry and stability are employed to form the dual wavelength laser, the dual wavelength same equal amplitude output can be realized, and the wavelength stability can be raised. The dual wavelength laser generation scheme of the invention has the advantages of being novel, simple and feasible, and the support can be provided for the further research of the fields of microwave photonics, optical fiber communication, fiber optics and the like.
Description
Affiliated technical field
The present invention relates to a kind of tunable Brillouin laser production method and device based on Dispersion Flattened Fiber, can be applicable to the fields such as Microwave photonics, optical fiber communication, fiber optics.
Background technology
In recent years, wireless Fibre Optical Communication Technology (Radio-over-fiber) merges Fibre Optical Communication Technology and high frequency wireless access, as a kind of emerging communication technology growing up, becomes the study hotspot of realizing ultra broadband access.The single-longitudinal-mode dual-wavelength laser of stable performance becomes one of key technology realizing wireless optical fiber communication, particularly requires two wavelength intervals of laser, phase place should have high stability.For above-mentioned harsh requirement, conventional way is to adopt the sophisticated subsystems such as high stable microwave derived reference signal, optics injection locking technique or optical phase locked loop technology.In recent years, the Wu of Shanghai Communications University has proposed a kind of dual wavelength Brillouin optical fiber laser to people such as borders, this laser produces respectively with cascade resonator single-mode laser-stokes light mode that frequency is different based on brillouin effect employing optical resonator and meets wavelength, in the time of phase stability, do not need to use high stable microwave derived reference signal, [1. Wu is to border etc. for the sophisticated subsystems such as optics injection locking technique or optical phase locked loop technology, photoproduction microwave device based on dual wavelength Brillouin optical fiber laser, application for a patent for invention prospectus CN201010132938.0].This also shows that the Brillouin laser method based on nonlinear effect possesses wavelength, phase stability, is a kind of important method effectively that Microwave photonics field produces high-performance dual-wavelength laser.Yet the defect of above-mentioned Brillouin laser is that the amplitude of two wavelength exists larger difference.
Application for a patent for invention content
The problems referred to above that produce for dual-wavelength laser, we have done research comparatively meticulously to brillouin effect, Brillouin scattering-stokes light and Brillouin scattering-anti-Stokes light that discovery is built laser system generation based on us have good symmetry, stability, with document [1], [2.Agrawal, nonlinear fiber optics, 4e, Elsevier (Singapore) Pte Ltd.2009,1-528] in both to have larger amplitude difference different.Given this, the present invention proposes a kind of tunable Brillouin laser production method and device based on Dispersion Flattened Fiber, intend adopting first symmetry, the good stokes light of stability and anti-Stokes light to produce dual-wavelength tunable Brillouin laser subsystem, solve the relevant issues such as not constant amplitude of the aborning wavelength stability of dual-wavelength laser, phase stability, two wavelength, and can avoid using the sophisticated subsystems such as high stable microwave derived reference signal, optics injection locking technique or optical phase locked loop technology.
The technical solution adopted for the present invention to solve the technical problems is:
The present invention proposes a kind of tunable Brillouin laser production method and device based on Dispersion Flattened Fiber, intend the technical scheme adopting: adopt first symmetry, the good stokes light of stability and anti-Stokes light to produce dual-wavelength tunable Brillouin laser subsystem.Brillouin laser-stokes light that single longitudinal tunable narrow linewidth DFB pump light produces in Dispersion Flattened Fiber transmission and Brillouin laser-anti-Stokes light obtain symmetry, the good stokes light of stability and anti-Stokes light after splitter outputs to filter (as reflection type optical fiber grating etc.) filtering pump light, by stokes light and anti-Stokes light, form dual wavelength Brillouin laser.Tuning DFB pump light wavelength, power, can obtain the stokes light of different wave length, power and the dual wavelength Brillouin laser that anti-Stokes light is different wave length, power.
The invention has the beneficial effects as follows:
The present invention proposes a kind of tunable Brillouin laser production method and device based on Dispersion Flattened Fiber; Adopt same DFB pumping laser light source to produce dual wavelength Brillouin laser, effectively suppressed phase noise; Symmetry, the good stokes light of stability and anti-Stokes light form dual-wavelength laser, can realize dual wavelength etc. amplitude output, can improve wavelength stability; Dual-wavelength laser of the present invention produces scheme novelty, simple possible, effectively suppresses phase noise, the amplitude outputs such as dual wavelength, high wavelength stability.The present invention is for further furtheing investigate support is provided in the fields such as Microwave photonics, optical fiber communication, fiber optics.
Accompanying drawing explanation
The present invention proposes a kind of tunable Brillouin laser production method and device based on Dispersion Flattened Fiber, in Fig. 1, the 1st, single longitudinal tunable narrow linewidth DFB pumping laser, the 2nd, splitter 99: 1, the 3rd, Dispersion Flattened Fiber, the 4th, circulator, the 5th, filter (as reflection type optical fiber grating etc.), the 6th, Brillouin laser output or Brillouin laser amplify output, and the 7th, the output of part pump light, in figure, 8 is with the spectrum of spectrometer AQ6319 scanning in splitter 2 and circulator 4 junctions.Spectral line in the middle of spectrum is pump light, and the spectral line in spectrum left side is Brillouin laser-anti-Stokes light, and the spectral line on spectrum right side is Brillouin laser-stokes light.Brillouin laser output can connect various measuring instruments (as electric spectrometer E4440A, spectrometer AQ6319 etc.; The Measurement and analysis of the various parameters of exporting for Brillouin laser).
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described with enforcement.
Single longitudinal tunable narrow linewidth DFB pumping laser (1) transmits through 99% port of splitter 99: 1 (2) Brillouin laser-stokes light and the Brillouin laser-anti-Stokes light producing to Dispersion Flattened Fiber (3), stokes light and anti-Stokes light output to (4) 1 mouthfuls of circulators through 1% port of splitter (2), 2 mouthfuls of circulators output light obtain symmetry after filter (5) (as reflection type optical fiber grating etc.) filtering pump light, the good stokes light of stability and anti-Stokes light, by stokes light and anti-Stokes light, form dual wavelength Brillouin laser, this laser can directly be exported or carry out exporting after light amplification in output (6).Tuning DFB pump light (1) wavelength, can obtain the stokes light of different wave length and the dual wavelength Brillouin laser that anti-Stokes light is different wave length.Tuning DFB pumping light power, can obtain the stokes light of different capacity and the dual wavelength Brillouin laser that anti-Stokes light is different capacity.Change splitter (2) splitting ratio, can obtain the stokes light of different capacity and the dual wavelength Brillouin laser that anti-Stokes light is different capacity.What by 3 mouthfuls of circulators, export output port (7) to is part pump light.Brillouin laser output can connect various measuring instruments (as electric spectrometer E4440A, spectrometer AQ6319 etc.; The Measurement and analysis of the various parameters of exporting for Brillouin laser).Dual wavelength of the present invention produces scheme novelty, simple possible, for further furtheing investigate support is provided in the fields such as Microwave photonics, optical fiber communication, fiber optics.
Claims (3)
1. the tunable Brillouin laser production method based on Dispersion Flattened Fiber: Brillouin laser-stokes light and Brillouin laser-anti-Stokes light that single longitudinal tunable narrow linewidth DFB pumping laser produces in Dispersion Flattened Fiber transmission, after splitter outputs to filter filtering pump light, obtain symmetry, the good stokes light of stability and anti-Stokes light, by stokes light and anti-Stokes light, form dual wavelength Brillouin laser.
2. the device of method according to claim 1, it is characterized in that: single longitudinal tunable narrow linewidth DFB pumping laser (1) transmits through 99% port of splitter 99: 1 (2) Brillouin laser-stokes light and the Brillouin laser-anti-Stokes light producing to Dispersion Flattened Fiber (3), stokes light and anti-Stokes light output to (4) 1 mouthfuls of circulators through 1% port of splitter (2), 2 mouthfuls of output light of circulator obtain symmetry after filter (5) (reflection type optical fiber grating) filtering pump light, the good stokes light of stability and anti-Stokes light, by stokes light and anti-Stokes light, form dual wavelength Brillouin laser, this laser can directly be exported or carry out exporting after light amplification in output (6).Tuning DFB pump light wavelength, stokes light and the anti-Stokes light that can obtain different wave length are different dual wavelength Brillouin lasers.What by 3 mouthfuls of circulators, export output port (7) to is part pump light.Brillouin laser output can connect various measuring instruments (as electric spectrometer E4440A, spectrometer AQ6319 etc.; The Measurement and analysis of the various parameters of exporting for Brillouin laser).
3. install according to claim 2, it is characterized in that: adopt same DFB pumping laser (1) light source to produce dual wavelength Brillouin laser, effectively suppressed phase noise; Symmetry, the good stokes light of stability and anti-Stokes light form dual-wavelength laser, can realize dual wavelength etc. amplitude output, can improve wavelength stability.Tuning DFB pump light (1) wavelength, power, can obtain the dual wavelength Brillouin laser of different wave length, power; Change splitter (2) splitting ratio, can obtain the stokes light of different capacity and the dual wavelength Brillouin laser that anti-Stokes light is different capacity.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617472A (en) * | 2015-02-02 | 2015-05-13 | 中国人民解放军国防科学技术大学 | Brillouin multi-wavelength erbium-doped fiber laser with ultra-narrow linewidth |
| CN112272059A (en) * | 2020-10-29 | 2021-01-26 | 聊城大学 | Remote high-frequency microwave oscillation source system based on two-stage nonlinear spectrum expansion |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7272160B1 (en) * | 2005-01-24 | 2007-09-18 | Np Photonics, Inc | Single-frequency Brillouin fiber ring laser with extremely narrow linewidth |
| CN101794964A (en) * | 2010-03-25 | 2010-08-04 | 上海交通大学 | Photoproduction microwave device based on double-wavelength Brillouin optical fiber laser |
| CN102496846A (en) * | 2011-12-15 | 2012-06-13 | 杭州电子科技大学 | Adjustable double-wavelength optical fiber laser based on Brillouin scattering |
| US20120257270A1 (en) * | 2011-04-11 | 2012-10-11 | The Regents Of The University Of California | Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein |
| CN203233048U (en) * | 2012-12-21 | 2013-10-09 | 聊城大学 | Tunable Brillouin laser generating device |
-
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7272160B1 (en) * | 2005-01-24 | 2007-09-18 | Np Photonics, Inc | Single-frequency Brillouin fiber ring laser with extremely narrow linewidth |
| CN101794964A (en) * | 2010-03-25 | 2010-08-04 | 上海交通大学 | Photoproduction microwave device based on double-wavelength Brillouin optical fiber laser |
| US20120257270A1 (en) * | 2011-04-11 | 2012-10-11 | The Regents Of The University Of California | Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein |
| CN102496846A (en) * | 2011-12-15 | 2012-06-13 | 杭州电子科技大学 | Adjustable double-wavelength optical fiber laser based on Brillouin scattering |
| CN203233048U (en) * | 2012-12-21 | 2013-10-09 | 聊城大学 | Tunable Brillouin laser generating device |
Non-Patent Citations (2)
| Title |
|---|
| YICHUN SHEN,ET AL.: "all optical generation of microwave and millimeter wave using a two frequency bragg grating based brillouin fiber laser", 《JOURNAL OF LIGHTWAVE TECHNOLOGY》, vol. 23, no. 5, 31 May 2005 (2005-05-31), pages 1860 - 1865, XP011131862, DOI: doi:10.1109/JLT.2005.846910 * |
| 詹黎，等: "光纤布里渊激光器和放大器的研究进展及其应用", 《中国激光》, vol. 37, no. 4, 10 April 2010 (2010-04-10), pages 901 - 911 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617472A (en) * | 2015-02-02 | 2015-05-13 | 中国人民解放军国防科学技术大学 | Brillouin multi-wavelength erbium-doped fiber laser with ultra-narrow linewidth |
| CN112272059A (en) * | 2020-10-29 | 2021-01-26 | 聊城大学 | Remote high-frequency microwave oscillation source system based on two-stage nonlinear spectrum expansion |
| CN112272059B (en) * | 2020-10-29 | 2023-09-29 | 聊城大学 | Remote high-frequency microwave oscillation source system based on two-stage nonlinear spread spectrum |
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