CN103066483A - Laser used for producing multi-wavelength multiple-pulse fiber laser signals - Google Patents
Laser used for producing multi-wavelength multiple-pulse fiber laser signals Download PDFInfo
- Publication number
- CN103066483A CN103066483A CN2013100061388A CN201310006138A CN103066483A CN 103066483 A CN103066483 A CN 103066483A CN 2013100061388 A CN2013100061388 A CN 2013100061388A CN 201310006138 A CN201310006138 A CN 201310006138A CN 103066483 A CN103066483 A CN 103066483A
- Authority
- CN
- China
- Prior art keywords
- laser
- optical fiber
- output
- generation
- locked mode
- 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.)
- Pending
Links
Images
Landscapes
- Lasers (AREA)
Abstract
A laser used for producing multi-wavelength multiple-pulse fiber laser signals comprises a plurality of mode locking devices, a beam-combining component, a gain optical fiber, a pumping coupling component, a pumping light source, an optical fiber grating and an output end, wherein the plurality of mode locking devices are used for generating pulse signals, an input end of the beam-combining component is respectively connected with output ends of the plurality of mode locking devices, the beam-combining component connects the plurality of mode locking devices into an optical path of a laser, an input end of the gain optical fiber is connected with an output end of the beam-combining component, an input end of the pumping coupling component is connected with an output end of the gain optical fiber, an input end of the pumping light source is connected with an output end of the pumping coupling component, the a pumping coupling component and the pumping light source form a pumping structure of the laser to provide pumping energy for the gain optical fiber, an input end of the optical fiber grating is connected with an output end of the pumping coupling component, and the laser pulse signals are output from the output end.
Description
Technical field
The present invention relates to a kind of laser for generation of multi-wavelength multiple-pulse optical fiber laser signal based on fibre system, the multiple-pulse of generation has respectively different wavelength, pulsewidth, repetition rate.
Background technology
Fiber laser refers to the laser of doped rare earth element glass optical fiber as gain media, fiber laser very easily forms high power density in the optical fiber under the effect of pump light, cause the laser levels " population inversion " of working-laser material, when consisting of resonant cavity, just can form laser generation output.The fiber laser range of application is very extensive, comprise laser fiber communication, the long distance communication of laser space, laser engraving, laser marking, laser cutting, metal or nonmetal boring, welding etc., be widely used in industry manufacturing, military and national defense safety, medical instruments and equipment etc.In recent years, the multipulse laser demand of multi-wavelength was increased just day by day.Compared with single laser pulse, the multipulse working method of multi-wavelength has increased controllability and more regulative mode, has improved the precision of processing, is widely used in industry and scientific research.
Summary of the invention
The object of the invention is to, a kind of laser for generation of multi-wavelength multiple-pulse optical fiber laser signal is provided, the multiple-pulse of its generation has respectively different wavelength, pulsewidth, repetition rate.This laser has simple in structurely, has that debugging is convenient, the advantage of stable performance.
The invention provides a kind of laser for generation of multi-wavelength multiple-pulse optical fiber laser signal, comprising:
A plurality of locked mode devices are for generation of pulse signal;
One closes tread assembly, and this input that closes tread assembly connects respectively the output of a plurality of locked mode devices, closes tread assembly a plurality of locked mode devices are connected in the laser light path;
One gain fibre, the input of this gain fibre is connected with the output that closes tread assembly;
One pumping coupling assembly, the input of this pumping coupling assembly is connected with the output of gain fibre;
One pump light source, the input of this pump light source is connected with the output of pumping coupling assembly, and this pumping coupling assembly and pump light source consist of the pumping configuration of described laser, for gain fibre provides pump energy;
One fiber grating, the input of this fiber grating is connected with the output of pumping coupling assembly;
One output, laser pulse signal is exported by output.
Laser for generation of multi-wavelength multiple-pulse optical fiber laser signal provided by the invention has simple in structurely, has that debugging is convenient, the advantage of stable performance.
Description of drawings
For further specifying concrete technology contents of the present invention, the present invention will be further described below in conjunction with drawings and Examples, wherein:
Fig. 1 is multi-wavelength multiple pulsed light fibre laser structural representation.
Embodiment
See also shown in Figure 1ly, the invention provides a kind of laser for generation of multi-wavelength multiple-pulse optical fiber laser signal, comprising:
A plurality of locked mode devices 1 are for generation of pulse signal; The quantity of these a plurality of locked mode devices 1 is 250, the device that described a plurality of locked mode devices 1 have the locked mode function for saturable absorber, Graphene or carbon nano-tube, and the operation wavelength that these a plurality of locked mode devices 1 have is respectively λ
1-λ
N
One closes tread assembly 3, and this input that closes tread assembly 3 connects respectively the output of a plurality of locked mode devices 1, closes tread assembly 3 a plurality of locked mode devices 1 are connected in the laser light path; Connect this a plurality of locked mode devices 1 to fiber lengths that closes tread assembly 3 and be respectively L
1-L
NThe described tread assembly 3 that closes has the device that closes beam function for bundling device, coupler or WDM.
One gain fibre 4, the input of this gain fibre 4 is connected with the output that closes tread assembly 3;
One pumping coupling assembly 5, the input of this pumping coupling assembly 5 is connected with the output of gain fibre 4; Wherein said pumping coupling assembly 5 has the coupling function device for coupler, WDM or bundling device.
One pump light source 6, the input of this pump light source 6 is connected with the output of pumping coupling assembly 5, and this pumping coupling assembly 5 and pump light source 6 consist of the pumping configuration of described laser, for gain fibre 4 provides pump energy; The quantity of described pump light source 6 is 1-50;
Described gain fibre 4 is the optical fiber of doped with rare-earth elements, and the wave-length coverage of the emission spectra of the wave-length coverage of its absorption spectra and pump light source 6 is partly or entirely overlapping, and the operating wavelength range of described gain fibre 4 comprises the operation wavelength of a plurality of locked mode devices 1.
One fiber grating 7, the input of this fiber grating 7 is connected with the output of pumping coupling assembly 5, and described fiber grating 7 has and a plurality of locked mode device 1 corresponding operation wavelengths, and reflectivity range is 0.001% to 99.999%.
One output 8, laser pulse signal is by output 8 outputs.
Wherein the pumping configuration of this pumping coupling assembly 5 and the described laser of pump light source 6 formations is closing between tread assembly 3 and the gain fibre 4, perhaps between fiber grating 7 and output 8.
Wherein should be for generation of operating wavelength range of the laser of multi-wavelength multiple-pulse optical fiber laser signal 100nm to 1mm, the output pulse be 10fs to 1s, repetition rate is that 100GHz is to 0.1Hz.
Wherein the pumping configuration of this pumping coupling assembly 5 and the described laser of pump light source 6 formations is closing between tread assembly 3 and the gain fibre 4, perhaps between fiber grating 7 and output 8.
Wherein the operating wavelength range of laser be 100nm to 1mm, output pulse be 10fs to 1s, repetition rate is that 100GHz is to 0.1Hz.
Embodiment
Consult Fig. 1, this example provides a kind of laser for generation of dual wavelength dipulse optical-fiber laser signal, comprising:
Two locked mode devices 1, described two devices that locked mode device 1 has the locked mode function for saturable absorber, the operation wavelength that these two locked mode devices 1 have is respectively 1040nm and 1064nm; The first locked mode device 1 is the saturable absorber SAM-1040-2-3ps-FC/PC-HI1060 of BATOP company; The second locked mode device 1 is the saturable absorber SAM-1064-2-1ps-FC/PC-HI1060 of BATOP company;
One closes tread assembly 3, and this input that closes tread assembly 3 connects respectively the output of two locked mode devices 1, closes tread assembly 3 a plurality of locked mode devices 1 are connected in the laser light path; Connect the first locked mode device 1 saturable absorber SAM-1040-2-3ps-FC/PC-HI1060 and the second mode locker 1 saturable absorber SAM-1064-2-1ps-FC/PC-HI1060 and be respectively 1m and 2m to the fiber lengths that closes tread assembly 3; The described tread assembly 3 that closes is coupler, and splitting ratio is 1: 1;
One gain fibre 4, the input of this gain fibre 4 is connected with the output that closes tread assembly 3; Gain fibre 4 adopts the high-gain Yb-doped fiber of Coractive company;
One pumping coupling assembly 5, the input of this pumping coupling assembly 5 is connected with the output of gain fibre 4, and for gain fibre 4 provides pump energy, described pumping coupling assembly 5 pumping coupling assemblies are (2+1) X1 bundling device;
One pump light source 6, the input of this pump light source 6 is connected with the output of pumping coupling assembly 5, and this pumping coupling assembly 5 and pump light source 6 consist of the pumping configuration of described laser; Pump light source 6 adopts the Light-Emitting Diode of a continuous wave 976nm output, and power output is 1W;
Described gain fibre 4 is the optical fiber of doped with rare-earth elements, and the wave-length coverage of the emission spectra of the wave-length coverage of its absorption spectra and pump light source 6 is partly or entirely overlapping, and the operating wavelength range of described gain fibre 4 comprises the operation wavelength of two locked mode devices 1.
One fiber grating 7, the input of this fiber grating 7 is connected with the output of pumping coupling assembly 5, described fiber grating 7 has and two locked mode devices, 1 corresponding operation wavelength, and fiber grating 7 reflection wavelengths are 1040nm and 1064nm, and reflectivity is respectively 80% and 60%.
One output 8, laser pulse signal is by output 8 outputs.The output 8 octave angle of cutting sth. askew prevents end face reflection.The dipulse of output output wavelength 1040nm and 1064nm, this dipulse and have separately pulsewidth and repetition rate.
Wherein, the first locked mode device 1 and the second locked mode device 1 have determined that the wavelength of two pulses of laser output is 1040nm and 1064nm, have also determined the pulsewidth of two pulses of laser output; Connect the first locked mode device 1 and the second locked mode device 1 have determined two pulses of laser output to the fiber lengths 1m that closes tread assembly 3 and 2m repetition rate.
Although explanation and described the present invention in the context of the embodiment of limited quantity here can be implemented the present invention in a variety of forms within the spirit that does not break away from essential characteristic of the present invention.The embodiment that illustrates and describe will think explanation but not conduct restriction.Therefore, additional claims and not only the specification by the front represent scope of the present invention, wish within this meaning that is equal to by claims and scope, will comprise all variations.
Claims (10)
1. laser for generation of multi-wavelength multiple-pulse optical fiber laser signal comprises:
A plurality of locked mode devices are for generation of pulse signal;
One closes tread assembly, and this input that closes tread assembly connects respectively the output of a plurality of locked mode devices, closes tread assembly a plurality of locked mode devices are connected in the laser light path;
One gain fibre, the input of this gain fibre is connected with the output that closes tread assembly;
One pumping coupling assembly, the input of this pumping coupling assembly is connected with the output of gain fibre;
One pump light source, the input of this pump light source is connected with the output of pumping coupling assembly, and this pumping coupling assembly and pump light source consist of the pumping configuration of described laser, for gain fibre provides pump energy;
One fiber grating, the input of this fiber grating is connected with the output of pumping coupling assembly;
One output, laser pulse signal is exported by output.
2. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 1, wherein the quantity of a plurality of locked mode devices is 250.
3. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 1, wherein this pumping coupling assembly and the pump light source pumping configuration that consists of described laser is closing between tread assembly and the gain fibre, perhaps between fiber grating and output.
4. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 1, wherein the operating wavelength range of laser be 100nm to 1mm, the output pulse be 10fs to 1s, repetition rate is that 100GHz is to 0.1Hz.
5. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 2, wherein a plurality of locked mode devices are the device that saturable absorber, Graphene or carbon nano-tube have the locked mode function, and the operation wavelength that these a plurality of locked mode devices have is respectively λ
1-λ
NConnect this a plurality of locked mode devices to fiber lengths that closes tread assembly and be respectively L
1-L
N
6. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 3, the wherein said tread assembly that closes is that bundling device, coupler or WDM have the device that closes beam function.
7. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 3, wherein said gain fibre is the optical fiber of doped with rare-earth elements, the wave-length coverage of the wave-length coverage of its absorption spectra and the emission spectra of pump light source is partly or entirely overlapping, and the operating wavelength range of described gain fibre comprises the operation wavelength of a plurality of locked mode devices.
8. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 3, wherein said pumping coupling assembly is that coupler, WDM or bundling device have the coupling function device.
9. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 3, the quantity of wherein said pump light source are 1-50.
10. the laser for generation of multi-wavelength multiple-pulse optical fiber laser signal according to claim 3, wherein said fiber grating has and the corresponding operation wavelength of a plurality of locked mode devices, and reflectivity range is 0.001% to 99.999%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100061388A CN103066483A (en) | 2013-01-08 | 2013-01-08 | Laser used for producing multi-wavelength multiple-pulse fiber laser signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100061388A CN103066483A (en) | 2013-01-08 | 2013-01-08 | Laser used for producing multi-wavelength multiple-pulse fiber laser signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103066483A true CN103066483A (en) | 2013-04-24 |
Family
ID=48108998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100061388A Pending CN103066483A (en) | 2013-01-08 | 2013-01-08 | Laser used for producing multi-wavelength multiple-pulse fiber laser signals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103066483A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280690A (en) * | 2013-05-29 | 2013-09-04 | 中国科学院半导体研究所 | Fiber laser outputting continuous light and pulse light |
| CN106903301A (en) * | 2017-01-11 | 2017-06-30 | 上海理工大学 | Nanoparticle size control method and realize device |
| CN113639774A (en) * | 2021-08-11 | 2021-11-12 | 电子科技大学 | Quasi-distributed sensing device based on dual-wavelength double-pulse light source |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007051082A2 (en) * | 2005-10-28 | 2007-05-03 | Quantronix Corporation | Fiber laser and methods of manufacture and use |
| CN101202408A (en) * | 2007-11-26 | 2008-06-18 | 北京交通大学 | Common polarization maintaining optical fibre grating tunable single polarization dual wavelength optical fibre laser |
| CN101854022A (en) * | 2009-04-03 | 2010-10-06 | 苏州大学 | Passive mode-locking fiber laser with double-wavelength short pulse output |
-
2013
- 2013-01-08 CN CN2013100061388A patent/CN103066483A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007051082A2 (en) * | 2005-10-28 | 2007-05-03 | Quantronix Corporation | Fiber laser and methods of manufacture and use |
| CN101202408A (en) * | 2007-11-26 | 2008-06-18 | 北京交通大学 | Common polarization maintaining optical fibre grating tunable single polarization dual wavelength optical fibre laser |
| CN101854022A (en) * | 2009-04-03 | 2010-10-06 | 苏州大学 | Passive mode-locking fiber laser with double-wavelength short pulse output |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280690A (en) * | 2013-05-29 | 2013-09-04 | 中国科学院半导体研究所 | Fiber laser outputting continuous light and pulse light |
| CN103280690B (en) * | 2013-05-29 | 2016-01-06 | 中国科学院半导体研究所 | Realize the fiber laser of continuous light and pulsed light output |
| CN106903301A (en) * | 2017-01-11 | 2017-06-30 | 上海理工大学 | Nanoparticle size control method and realize device |
| CN113639774A (en) * | 2021-08-11 | 2021-11-12 | 电子科技大学 | Quasi-distributed sensing device based on dual-wavelength double-pulse light source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103078243B (en) | Mix 2 microns of high pulse energy thulium-doped fiber lasers of pumping | |
| CN102368584A (en) | Passive mode-locking ultrashort pulse all-fiber laser with waveband of 2.0 microns | |
| CN104934843A (en) | All-fiber intermediate infrared high-energy passively Q-switched fiber laser | |
| CN103531994A (en) | Same-bandwidth pumping single-frequency optical fiber laser using erbium-doped quartz optical fiber as gain medium | |
| CN102208739A (en) | High impulse energy cladding pumped ultrafast fiber laser | |
| CN106602392A (en) | Low repetition frequency nanosecond all-fiber laser for laser radar | |
| CN105826803A (en) | Q-modulated multi-frequency mode-locked fiber random laser | |
| CN103199421B (en) | Two-micron wave band impulse fiber laser based on super-continuum spectrum light source | |
| CN102856783A (en) | Intermediate/far infrared super-continuum spectrum fiber laser | |
| CN202512332U (en) | Full-optical fiber ultrashort laser pulse amplifier | |
| CN104617470A (en) | Thulium-doped optical fiber laser pump method utilizing erbium-doped random optical fiber laser | |
| CN103474868B (en) | Output high-power 2 micro wire polarization laser mix thulium full-optical-fiber laser | |
| CN207638142U (en) | Optical fiber laser and fiber ring laser system | |
| CN206180368U (en) | Chirped pulse magnification system | |
| CN103066483A (en) | Laser used for producing multi-wavelength multiple-pulse fiber laser signals | |
| CN103972772A (en) | Single-frequency tunable 2 micrometer pulse fiber laser | |
| CN103531997A (en) | Tunable cascade raman thulium-doped optical fiber laser | |
| CN106169690B (en) | A kind of method that Gao Zhongying mode locked fiber laser generates high repetition pulse | |
| CN104158072A (en) | In-band pumped 2-micron single-frequency fiber laser with thulium-doped silica fiber | |
| CN103618202B (en) | A kind of broadband light source system adopting C-band Er-doped fiber to produce C+L wave band | |
| CN203760836U (en) | 2-micrometer single frequency fiber laser of belt pump thulium-doped quartz fiber | |
| CN100588056C (en) | Single-frequency single-polarization liner cavity ytterbium-doping optical fiver laser | |
| CN103746282B (en) | Laser | |
| CN215579525U (en) | All-fiber femtosecond seed laser based on large mode field fiber | |
| CN103840358A (en) | Mode locking fiber laser based on couplers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130424 |