CN107302177B - The passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber - Google Patents
The passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber Download PDFInfo
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- CN107302177B CN107302177B CN201710492349.5A CN201710492349A CN107302177B CN 107302177 B CN107302177 B CN 107302177B CN 201710492349 A CN201710492349 A CN 201710492349A CN 107302177 B CN107302177 B CN 107302177B
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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
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1106—Mode locking
- H01S3/1112—Passive mode locking
- H01S3/1115—Passive mode locking using intracavity saturable absorbers
- H01S3/1118—Semiconductor saturable absorbers, e.g. semiconductor saturable absorber mirrors [SESAMs]; Solid-state saturable absorbers, e.g. carbon nanotube [CNT] based
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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
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1106—Mode locking
- H01S3/1109—Active mode locking
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- Optics & Photonics (AREA)
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- Materials Engineering (AREA)
- Nanotechnology (AREA)
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Abstract
The passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber of the invention belongs to the technical field of optic communication device, its primary structure includes the Active Mode-locked Fiber Laser resonant cavity being made of devices such as pump light source (1), wavelength division multiplexer (2), the first photo-coupler (3), Polarization Controllers (4), and the pulse optimization system that the passive mode-locking fiber laser system being made of devices such as dispersion compensating fiber (24), black phosphorus saturable absorbers (25) and two automatic feedback control rings are constituted.The present invention carries out automatic feedback control to actively and passively mode locked fiber laser system using feedback technique using main passive mixed mode-locking technology respectively, optimizes the light pulse in system more, whole system is finally made to generate stable ultrashort high-speed optical pulse.
Description
Technical field
The invention belongs to the technical fields of optic communication device, in particular to the master based on black phosphorus saturable absorber passively mixes
Close mode locking pulse generation system.
Background technique
The national economic development is rapid, and the information age has arrived, and Fibre Optical Communication Technology has penetrated into various command, control, communications, and informations
In network.Optical fiber laser is the perfect light source of fiber optic communication, has many advantages compared with traditional solid state laser, in recent years
To have obtained extensive research.Mode locked fiber laser in optical fiber laser is the ideal choosing of light-pulse generator in optical communication system
It selects.
The common structure of mode locked fiber laser has active mode locking and passive mode-locking fiber laser.Wherein active mode locking light
Fibre laser output pulse width is narrow, frequency chirp is small and frequency-tunable, thus has in Ultra-High Speed Optical Communication very big
Application prospect.
It is Active Mode-locked Fiber Laser system as shown in Fig. 2 with the immediate prior art of the present invention, sinusoidal electricity
Press signal function in lithium niobate (LiNbO3) modulator, modulator will generate periodic phase change or loss, periodical
Variation act on the pulse of resonance cavity circulation, influencing each other between them is so that generate mode locking sequence.LiNbO3Modulation
Device be it is Polarization-Sensitive, a Polarization Controller is placed usually before modulator to adjust the light field polarization state of modulator.Center
Wavelength is adjusted by tunable optic filter.
But the spectrum that Active Mode-locked Fiber Laser exports laser is narrow, hardly results in Ultra-short pulse, and actively lock
The chamber of mode fiber laser is long general all longer, is easy to be caused its stability poor by external influence.
Passive mode-locking fiber laser structure is simple, at low cost and high reliablity, is real all-fiber devices, utilizes light
Fine nonlinear effect can produce shortest optical pulse, but its stability for exporting pulse recurrence frequency is poor, cannot be extraneous
Regulation.
In conclusion intrinsic disadvantage is individually present in existing actively or passively mode locked fiber laser system at present,
Especially because effective automatic control is not taken in existing mode locked fiber laser system, so that the stability of output optical pulse
It is poor.
Summary of the invention
The technical problem to be solved by the present invention is to, overcome in background technique mode locked fiber laser there are the shortcomings that, provide
A kind of passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber is to generate stable ultrahigh speed pulse
Purpose.
Technical scheme is as follows:
A kind of passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber, structure have, pump light
Source 1 is connected with the end 980nm of wavelength division multiplexer 2, the input terminal phase at the end 1550nm of wavelength division multiplexer 2 and the first photo-coupler 3
Even；10% output end of the first photo-coupler 3 is connected with one end of Polarization Controller 4, the other end of Polarization Controller 4 with by micro-
The input terminal for the lithium niobate modulator 5 that wave source 6 drives is connected；The output end of lithium niobate modulator 5 and it is wrapped in PZT piezoelectric ceramics
One end of optical fiber on 7 is connected；The other end of the optical fiber being wrapped on PZT piezoelectric ceramics 7 and the second photo-coupler 8
One input terminal is connected；Another input terminal of second photo-coupler 8 is connected with the input terminal of the first optoisolator 9；First light
The output end of isolator 9 is connected with one end of Er-doped fiber 10, the other end of Er-doped fiber 10 and the common end of wavelength division multiplexer 2
It is connected；
It is characterized in that, there are also 90% output ends of the input terminal of third photo-coupler 11 and the first photo-coupler 3 for structure
It is connected, 40% output end of third photo-coupler 11 is connected with the input terminal of the 4th photo-coupler 12, third photo-coupler 11
Output end of 60% output end as the passive mixed mode-locking pulse generating system of the master based on black phosphorus saturable absorber
Mouthful；One 50% output end of the 4th photo-coupler 12 is connected with the input terminal of the first optical detector 13, another 50% output
End is connected with the input terminal of the second optical detector 18；The output end of first optical detector 13 is defeated with the first A/D converter 14
Enter end to be connected, the output end of the first A/D converter 14 is connected with first singlechip 15, first singlechip 15 and D/A switch
The input terminal of device 16 is connected, and the output end of D/A converter 16 is connected with the input terminal of piezoelectric ceramic actuator 17, piezoelectric ceramics
The output end of driver 17 is connected with PZT piezoelectric ceramics 7；The output end of second optical detector 18 and the second A/D converter 19
Input terminal be connected, the output end of the second A/D converter 19 is connected with second singlechip 20, second singlechip 20 and level turn
It changes chip 21 to be connected, electrical level transferring chip 21 is connected with the RS232 interface of adjustable optic fibre delay line 22, adjustable optic fibre delay line 22
Output end be connected with 50% output end of the second photo-coupler 8, another 50% output end of the second photo-coupler 8 with
The input terminal of second optoisolator 23 is connected, and the output end of the second optoisolator 23 is connected with one end of dispersion compensating fiber 24,
The other end of dispersion compensating fiber 24 is connected with one end of black phosphorus saturable absorber 25；Black phosphorus saturable absorber 25 it is another
End is connected with one end of single mode optical fiber 26, and the other end of single mode optical fiber 26 is connected with the input terminal of adjustable optic fibre delay line 22.
The utility model has the advantages that
1, the present invention generates the output of high speed ultrashort light pulse using main passive mixed mode-locking fiber ring laser system structure, can
To overcome the disadvantage of Active Mode-locked Fiber Laser system output stability difference, mode locked fiber laser system of taking the initiative output
The adjustable advantage of repetition rate, while passive mode-locking fiber laser system can be overcome to be unable to control output pulse recurrence frequency
And the disadvantage of repetition rate stability difference, playing passive mode-locking fiber laser system can produce the excellent of femtosecond light pulse
Gesture；Whole system is set to generate stable ultrashort high-speed optical pulse.
2, the present invention inputs feedback signal into single-chip microcontroller by transformation, and single-chip microcontroller may be implemented to the accurate of feedback signal
Control.It is long to stablize Active Mode-locked Fiber Laser system chamber using feedback signal control piezoelectric ceramics, overcomes the long drift of chamber, make be
System output is stablized；Adjustable optic fibre delay line is controlled using feedback signal simultaneously, carries out Time-delayed Feedback, makes light pulse in system more
Add optimization, whole system is finally made to generate stable ultrashort high-speed optical pulse.
3, New Two Dimensional material black phosphorus is carried out passive mode-locking as saturable absorber and generates ultrashort high-speed light by the present invention
Pulse, the saturable absorber based on black phosphorus have ultrashort recovery time, and black phosphorus material has the band structure of direct band gap, inhales
The advantages that wave-length coverage is big is received, can produce femtosecond ultrashort pulse.
4, the configuration of the present invention is simple exports laser using optical detector receiving portion, is controlled using singlechip feedbsck adjustable
Fibre delay line realizes the optimization of whole system output pulse, easy to operate and can reach accurate control.
Detailed description of the invention:
Fig. 1 is the passive mixed mode-locking pulse generating system block diagram of the master of the invention based on black phosphorus saturable absorber.
Fig. 2 is traditional Active Mode-locked Fiber Laser system block diagram.
Specific embodiment
With reference to the accompanying drawing, illustrate the specific structure of each section optical path of the present invention.In embodiment, the subsequent bracket of component
The preferred parameter of the invention of middle mark, but protection scope of the present invention is not limited by these parameters.
Embodiment 1: specific structure of the invention
The passive mixed mode-locking pulse generating system structure of master based on black phosphorus saturable absorber of the invention such as 1 institute of attached drawing
Show, structure has, pump light source 1 (980nm laser, peak power output 1W) and (the 980/1550nm wave of wavelength division multiplexer 2
Division multiplexer) the end 980nm be connected, the end 1550nm of wavelength division multiplexer 2 and 3 (1 × 2 standard single mode optocoupler of the first photo-coupler
Clutch, splitting ratio 10:90) input terminal be connected；10% output end and 4 (tricyclic of Polarization Controller of first photo-coupler 3
Mechanical optical fiber polarization controller) one end be connected, output light pulse Active Mode-locked Fiber Laser resonant cavity relay
Reforwarding row, 90% output end and third photo-coupler 11 (1 × 2 standard single mode photo-coupler, splitting ratio of the first photo-coupler 3
It is connected for the input terminal of 40:60)；(Shanghai is vast with the lithium niobate modulator 5 driven by microwave source 6 for the other end of Polarization Controller 4
The MX-LN-20 light intensity modulator of space Fibre Optical Communication Technology Co., Ltd) input terminal be connected；The output of lithium niobate modulator 5
It holds and is connected with the one end for the optical fiber being wrapped on the first PZT piezoelectric ceramics 7；Described is wrapped on the first PZT piezoelectric ceramics 7
One input terminal phase of the other end of optical fiber and the second photo-coupler 8 (2 × 2 standard single mode photo-couplers, splitting ratio 50:50)
Even；The input terminal of another input terminal of the second photo-coupler 8 and the first optoisolator 9 (1550nm polarization independent optical isolator)
It is connected, the first optoisolator 9 makes the light pulse unidirectional operation in system, and direction is the clockwise direction of attached drawing 1；First optical isolation
The output end of device 9 is connected with the one end of Er-doped fiber 10 (the SM-ESF-7/125 Er-doped fiber of Nufern company, U.S. production),
The other end of Er-doped fiber 10 is connected with the common end of wavelength division multiplexer 2.Above structure constitutes traditional active mode-locked fiber
Laser resonant cavity.
For the present invention on the basis of traditional Active Mode-locked Fiber Laser resonant cavity, there are also be based on black phosphorus saturable absorption
The passive mode-locking fiber laser system of body and the pulse optimization system being made of two automatic feedback control rings, structure be,
40% output end of third photo-coupler 11 and the 4th photo-coupler 12 (1 × 2 standard single mode photo-coupler, splitting ratio 50:
50) input terminal is connected, and 60% output end of third photo-coupler 11 is as the master based on black phosphorus saturable absorber
The output port of passive mixed mode-locking pulse generating system, thus port exports for the light pulse that system generates；4th photo-coupler
13 (the LSIPD-LD50 type optical detection of the quick Micron Technology Co., Ltd in Beijing of 12 50% output end and the first optical detector
Device) input terminal be connected, the 18 (LSIPD- of the quick Micron Technology Co., Ltd in Beijing of another 50% output end and the second optical detector
LD50 type optical detector) input terminal be connected；The output end of first optical detector 13 and the first A/D converter 14 (MAX197)
Input terminal be connected, the output end of the first A/D converter 14 is connected with first singlechip 15 (STC89C51 single-chip microcontroller), first
Single-chip microcontroller 15 receives digital quantity and carries out calculation processing；The input terminal phase of first singlechip 15 and D/A converter 16 (AD7541)
Even, (the homemade device of this seminar, specific structure are shown in patent to the output end of D/A converter 16 with piezoelectric ceramic actuator 17
ZL200710055865.8 input terminal) is connected, and (cylinder is pressed for the output end and PZT piezoelectric ceramics 7 of piezoelectric ceramic actuator 17
Electroceramics, outer diameter 50mm, internal diameter 40mm, high 50mm) it is connected, to control the length of resonant cavity；The output of second optical detector 18
End is connected with the input terminal of the second A/D converter 19 (MAX197), the output end and the second monolithic of the second A/D converter 19
Machine 20 (STC89C51 single-chip microcontroller) is connected, and second singlechip 20 receives digital quantity and carries out calculation processing, second singlechip 20 and electricity
Flat conversion chip 21 (MAX232) is connected, and (Sichuan space star aberration science and technology has electrical level transferring chip 21 with adjustable optic fibre delay line 22
The electronic fibre delay line of VDL-40-15-S9-1-FA type of limit company) RS232 control terminal be connected, make adjustable optic fibre delay line
22 receive control signals, carry out Time-delayed Feedback, the light pulse that systems stabilisation generates, the output end of adjustable optic fibre delay line 22 and the
One 50% output end of two photo-couplers 8 is connected, another 50% output end of the second photo-coupler 8 and the second optoisolator
The input terminal of 23 (1550nm polarization independent optical isolators) is connected, and the permission light pulse of the second optoisolator 23 is attached drawing by direction
1 counter clockwise direction；The output end and the (DCF38 of THORLABS company, the U.S. of dispersion compensating fiber 24 of second optoisolator 23
Type dispersion compensating fiber) one end be connected, the other end of dispersion compensating fiber 24 and 25 (this seminar of black phosphorus saturable absorber
Self-control, multilayer black phosphorus is produced on the end face of side fibre-optical splice, with optical fiber connector by the optical fiber of this connector and the other side
Connector is connected, and the standard FC/PC optical fiber that the production of Shanghai Han Yu Fibre Optical Communication Technology Co., Ltd can be used in optical fiber connector connects
Connect device) one end be connected；One end phase of the other end of black phosphorus saturable absorber 25 and single mode optical fiber 26 (standard single-mode fiber)
Even, the other end of single mode optical fiber 26 is connected with the input terminal of adjustable optic fibre delay line 22.
The effect of the course of work of the invention of embodiment 2 and each main component
In attached structure shown in FIG. 1, laser pumping source of the pump light source 1 as whole system, pump light source 1 passes through wavelength-division
Multiplexer 2 enters in system；The laser of intracavitary operation is divided into two parts by the first photo-coupler 3 that splitting ratio is 10:90, and one
Divide (90%) output to third photo-coupler 11, another part (10%) continuation is transported in Active Mode-locked Fiber Laser resonant cavity
Row；Splitting ratio is that the laser that the first photo-coupler 3 exports is divided into two parts by the third photo-coupler 11 of 40:60, a part
(60%) it is exported as the laser of whole system, another part (40%) is output to feedback of the 4th photo-coupler 12 as system
Signal；Polarization Controller 4 is for the polarization state in control system；First optoisolator 9 is for guaranteeing active mode-locked fiber laser
The unidirectional operation of light in device resonant cavity；Er-doped fiber 10 generates gain effect in systems, guarantees operation laser in resonant cavity
Energy is unattenuated；Splitting ratio is that the second photo-coupler 8 of 50:50 is connected to active mode locking and passive mode-locking two-part structure, is made
Passive mode-locking fiber laser system based on black phosphorus and the Active Mode-locked Fiber Laser system based on PZT organically combine
Together, main passive mixed mode-locking is realized；Black phosphorus saturable absorber 25 is that black phosphorus material is fabricated to saturable absorber, is used for
The generation of mode-locked ultrashort pulse.
4th photo-coupler 12 will receive light and be divided into two-way, be exported all the way to the first optical detector 13, be visited by the first light
It surveys device 13 and converts optical signals to electric current, the first A/D converter 14 receives the electric signal of the first optical detector 13 output, and will
Analog signal is converted to digital signal, is allowed to be suitble to subsequent control；First singlechip 15 receives the output of the first A/D converter 14
Digital signal carry out calculation processing, and generate control signal；The control signal of 16 first singlechip 15 of D/A converter output
Analog signal output is converted to piezoelectric ceramic actuator 17, piezoelectric ceramic actuator 17, which amplifies the control signal received, to be used
In driving PZT piezoelectric ceramics 7, and then the length for the optical fiber being entangled on PZT piezoelectric ceramics 7 is controlled to Active Mode-locked Fiber Laser
Resonant cavity carries out the long compensation of chamber, guarantees the reliability of system mode locking.
The another output that 4th photo-coupler 12 exports gives the second optical detector 18, and the second optical detector 18 is converted
The delay of feedback of the passive mode-locking fiber laser system based on black phosphorus saturable absorber is used for for electric current；Second analog/digital turns
Parallel operation 19 receives the electric signal of the second optical detector 18 output, and converts analog signals into digital signal, second singlechip 20
The digital signal for receiving the output of the second A/D converter 19 carries out calculation processing, and generates control signal, electrical level transferring chip 21
For connecting the RS232 control terminal of second singlechip 20 and adjustable optic fibre delay line 22；Adjustable optic fibre delay line 22 is set to receive the
The control signal of two single-chip microcontrollers 20 carries out time delay feed back control, and the light pulse for exporting whole system is optimized.
Claims (1)
1. a kind of passive mixed mode-locking pulse generating system of master based on black phosphorus saturable absorber, structure have, pump light source
(1) it is connected with the end 980nm of wavelength division multiplexer (2), the end 1550nm of wavelength division multiplexer (2) is defeated with the first photo-coupler (3)
Enter end to be connected；10% output end of the first photo-coupler (3) is connected with one end of Polarization Controller (4), Polarization Controller (4)
The other end is connected with the input terminal of the lithium niobate modulator (5) driven by microwave source (6)；The output end of lithium niobate modulator (5)
It is connected with the one end for the optical fiber being wrapped on PZT piezoelectric ceramics (7)；The optical fiber being wrapped on PZT piezoelectric ceramics (7)
The other end is connected with an input terminal of the second photo-coupler (8)；Another input terminal and the first light of second photo-coupler (8)
The input terminal of isolator (9) is connected；The output end of first optoisolator (9) is connected with one end of Er-doped fiber (10), er-doped light
The other end of fine (10) is connected with the common end of wavelength division multiplexer (2)；
It is characterized in that, there are also 90% output ends of the input terminal of third photo-coupler (11) and the first photo-coupler (3) for structure
It is connected, 40% output end of third photo-coupler (11) is connected with the input terminal of the 4th photo-coupler (12), third photo-coupler
(11) 60% output end is as the passive mixed mode-locking pulse generating system of the master based on black phosphorus saturable absorber
Output port；One 50% output end of the 4th photo-coupler (12) is connected with the input terminal of the first optical detector (13), another
A 50% output end is connected with the input terminal of the second optical detector (18)；The output end of first optical detector (13) and the first mould/
The input terminal of number converter (14) is connected, and the output end of the first A/D converter (14) is connected with first singlechip (15), and first
Single-chip microcontroller (15) is connected with the input terminal of D/A converter (16), the output end and Piezoelectric Ceramic of D/A converter (16)
The input terminal of device (17) is connected, and the output end of piezoelectric ceramic actuator (17) is connected with PZT piezoelectric ceramics (7)；Second optical detection
The output end of device (18) is connected with the input terminal of the second A/D converter (19), the output end of the second A/D converter (19) with
Second singlechip (20) is connected, and second singlechip (20) is connected with electrical level transferring chip (21), electrical level transferring chip (21) and can
The RS232 interface of fibre delay line (22) is adjusted to be connected, the output end of adjustable optic fibre delay line (22) and the second photo-coupler (8)
One 50% output end is connected, the input of another 50% output end and the second optoisolator (23) of the second photo-coupler (8)
End is connected, and the output end of the second optoisolator (23) is connected with one end of dispersion compensating fiber (24), dispersion compensating fiber (24)
The other end be connected with one end of black phosphorus saturable absorber (25)；The other end and single-mode optics of black phosphorus saturable absorber (25)
The one end of fine (26) is connected, and the other end of single mode optical fiber (26) is connected with the input terminal of adjustable optic fibre delay line (22).
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| CN109326946B (en) * | 2018-12-07 | 2019-11-15 | 中国人民解放军国防科技大学 | Dark pulse excitation assembly and dark pulse fiber laser based on black phosphorus |
| CN109586154B (en) * | 2019-01-08 | 2020-10-30 | 南京大学 | Pulse state tunable laser based on three-dimensional Dirac semi-metal saturable absorber |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825172A (en) * | 2014-03-11 | 2014-05-28 | 天津理工大学 | Passive mode-locking optical fiber laser based on graphene and composite cavity structure |
| CN104638501A (en) * | 2015-01-28 | 2015-05-20 | 清华大学 | Small-size optical fiber femtosecond laser with wide repetition frequency tuning range |
| CN105826804A (en) * | 2016-05-27 | 2016-08-03 | 清华大学 | Light frequency reference fiber femtosecond light frequency comb with tunable broadband repetition frequency |
| CN106356706A (en) * | 2016-11-18 | 2017-01-25 | 重庆邮电大学 | Intermediate infrared super-continuum spectrum fiber laser based on hybrid mode-locking technique |
| CN106848823A (en) * | 2017-03-06 | 2017-06-13 | 南京邮电大学 | A kind of 8 word chamber locked mode post vector optical fiber lasers based on model selection coupler |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992016037A1 (en) * | 1991-03-01 | 1992-09-17 | Australian And Overseas Telecommunications Corporation Limited | Modelocked lasers |
| KR0149127B1 (en) * | 1995-10-31 | 1998-12-01 | 양승택 | A hybrid-type passively and actively mode-locked laser scheme |
| KR100327899B1 (en) * | 1999-11-03 | 2002-03-09 | 오길록 | Mode-locked laser stabilizing apparatus and method |
| US7733923B2 (en) * | 2005-12-08 | 2010-06-08 | Alcatel-Lucent Usa Inc. | Wide-bandwidth mode-locked laser |
| CN103401133B (en) * | 2013-07-12 | 2016-08-10 | 吉林大学 | A kind of saturable absorber based on plasmon axial vibration mould |
| CN104037599A (en) * | 2014-06-07 | 2014-09-10 | 吉林大学 | Optical soliton generation device based on passive mode-locked ytterbium-doped fiber laser |
| CN104466646A (en) * | 2014-11-20 | 2015-03-25 | 鲍小志 | Practical saturable absorption device based on black phosphorus |
| CN105428983A (en) * | 2016-01-06 | 2016-03-23 | 电子科技大学 | Passive mode-locked laser based on black phosphorus optical saturation absorber |
| CN105591273B (en) * | 2016-03-16 | 2019-04-09 | 佛山科学技术学院 | Pulse optical fiber and its method for realizing time domain impulse slice |
| CN206135195U (en) * | 2016-07-27 | 2017-04-26 | 深圳大学 | Full fiber laser |
| CN106129799A (en) * | 2016-08-30 | 2016-11-16 | 张家港初恒激光科技有限公司 | Mixed mode-locking laser instrument based on Graphene |
-
2017
- 2017-06-26 CN CN201710492349.5A patent/CN107302177B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825172A (en) * | 2014-03-11 | 2014-05-28 | 天津理工大学 | Passive mode-locking optical fiber laser based on graphene and composite cavity structure |
| CN104638501A (en) * | 2015-01-28 | 2015-05-20 | 清华大学 | Small-size optical fiber femtosecond laser with wide repetition frequency tuning range |
| CN105826804A (en) * | 2016-05-27 | 2016-08-03 | 清华大学 | Light frequency reference fiber femtosecond light frequency comb with tunable broadband repetition frequency |
| CN106356706A (en) * | 2016-11-18 | 2017-01-25 | 重庆邮电大学 | Intermediate infrared super-continuum spectrum fiber laser based on hybrid mode-locking technique |
| CN106848823A (en) * | 2017-03-06 | 2017-06-13 | 南京邮电大学 | A kind of 8 word chamber locked mode post vector optical fiber lasers based on model selection coupler |
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