CN105356245A - 1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration - Google Patents
1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration Download PDFInfo
- Publication number
- CN105356245A CN105356245A CN201510973994.XA CN201510973994A CN105356245A CN 105356245 A CN105356245 A CN 105356245A CN 201510973994 A CN201510973994 A CN 201510973994A CN 105356245 A CN105356245 A CN 105356245A
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- pump light
- light
- ii1550nm
- laser
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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
-
- 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
- H01S3/108—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 non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
- H01S3/1083—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 non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering using parametric generation
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Lasers (AREA)
Abstract
The invention provides a 1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration. The whole optical path is designed in an S shape; a 1,753 nm signal light four-wave mixing periodically poled lithium niobate laser resonant cavity is arranged; a 1,550 nm pump light II beam splitting optical fiber loop is arranged on a 1,550 nm pump light II transmission optical fiber; 1,753 nm signal light, 1,106 nm idler light, 1,208 nm pump light I and 1,550 nm pump light II enter the 1,753 nm signal light four-wave mixing periodically poled lithium niobate laser resonant cavity and have a four-wave mixing effect, 1,753 nm signal light is generated and output, and finally, a 1,753 nm and 1,550 nm dual-wavelength optical fiber laser is output.
Description
Technical field: laser and applied technical field.
Technical background:
1753nm, 1550nm dual-wavelength laser, the laser applied for marine exploration, spectral detection, lasing light emitter, instrumental analysis etc., it can be used as 1753nm, 1550nm dual wavelength using light source of marine exploration, marine exploration, and it is also for laser and optoelectronic areas such as marine exploration optical communications; Fiber laser is as the representative of third generation laser technology, and having mercy on property, the glass material with glass optical fiber low cost of manufacture and optical fiber have extremely low bulk area ratio, and rapid heat dissipation, loss are low with conversion efficiency comparatively advantages of higher, and range of application constantly expands.
Summary of the invention:
A kind of marine exploration 1753nm, 1550nm dual-wavelength optical-fiber output laser, overall light path is set to S type, signalization light 1753nm four wave mixing periodically poled lithium niobate laserresonator, pump light II1550nm Transmission Fibers arranges pump light II1550nm splitting optical fiber circle, pump light II1550nm output is set, flashlight 1753nm, ideler frequency light 1106nm, pump light I1208nm and pump light II1550nm entering signal light 1753nm four wave mixing periodically poled lithium niobate laserresonator, there is four-wave mixing effect, produce flashlight 1753nm to export, finally export 1753nm, 1550nm dual-wavelength optical-fiber Laser output.
Technical scheme:
Overall light path is set to S type, and be divided into upper, middle and lower layer, upper strata is provided with: flashlight 291753nm four wave mixing periodically poled lithium niobate laserresonator, and flashlight 291753nm occurs.
Middle level is provided with: pump light I1208nm gain resonant cavity, pump light II1550nm periodically poled lithium niobate laserresonator, ideler frequency light 1106nm frequency multiplication resonant cavity, pump light I1208nm fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 1106nm fundamental frequency light fibre laser, for there is pump light I1208nm, pump light II1550nm and ideler frequency light 1106nm.
Bottom is provided with: pump light I1208nm semiconductor module, pump light II1550nm fundamental frequency semiconductor module, ideler frequency light 1106nm fundamental frequency semiconductor module, fan, Laser Power Devices, all device is arranged on optical rail and ray machine tool above, Laser Power Devices drive semiconductor module, and fan is used for semiconductor module cooling.
Upper, middle and lower layer, between layers, is provided with: three-wavelength parameter coupler, pumping coupler, pump light I1208nm coupler, pump light II1550nm fundamental frequency coupling device, ideler frequency light 1106nm fundamental frequency coupling device, be coupled for optical-fiber laser.
Upper, middle and lower layer, between layers, also be provided with: pump light I1208nm Transmission Fibers, pump light II1550nm fundamental frequency Transmission Fibers, ideler frequency light 1106nm Transmission Fibers, ideler frequency light 1106nm Transmission Fibers, pump light II1550nm Transmission Fibers, pump light I1208nm Transmission Fibers, three-wavelength Transmission Fibers and flashlight 291753nm output optical fibre, for the transmission of laser in system.
Upper, middle level, is provided with: pump light II1550nm splitting optical fiber circle, for laser beam splitter, realizes multiwavelength laser and exports.
Core content of the present invention:
A kind of marine exploration 1753nm, 1550nm dual-wavelength optical-fiber output laser, signalization light 1753nm four wave mixing periodically poled lithium niobate laserresonator, pump light II1550nm Transmission Fibers arranges pump light II1550nm splitting optical fiber circle, pump light II1550nm output is set, there is the periodically poled lithium niobate laser resonator structure of four wave mixing in signalization light 1753nm, ideler frequency light 1106nm, pump light I1208 and pump light II1550nm, forms 1753nm, 1550nm dual-wavelength optical-fiber export structure.
Overall light path is set to S type, upper strata is provided with: flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator, middle level is provided with: ideler frequency light 1106nm frequency multiplication resonant cavity, pump light I1208 gain resonant cavity and pump light II1550nm periodically poled lithium niobate laserresonator, bottom is provided with: ideler frequency light 1106nm fundamental frequency light fibre laser, pump light I1208 fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 1106nm semiconductor module, pump light I1208nm semiconductor module and pump light II1550nm semiconductor module, three-wavelength parameter coupler is set between upper strata with middle level and Transmission Fibers is connected, pumping coupler and Fiber connection are set between middle level and bottom.
Accompanying drawing illustrates:
Accompanying drawing is the structure chart of this patent, and accompanying drawing is wherein: 1, optical rail and ray machine tool, 2, pump light II1550nm semiconductor module, 3, pump light I1208nm semiconductor module, 4, ideler frequency light 1106nm semiconductor module, 5, fan, 6, Laser Power Devices, 7, pumping coupler, 8, pump light II1550nm fundamental frequency light fibre laser, 9, pump light I1208nm fiber laser, 10, ideler frequency light 1106nm fundamental frequency light fibre laser, 11, pump light II1550nm fundamental frequency light fibre laser output optical fibre, 12, pump light I1208nm fiber laser output optical fibre, 13, ideler frequency light 1106nm fiber laser output optical fibre, 14, ideler frequency light 1106nm Transmission Fibers, 15, ideler frequency light 1106nm frequency multiplication resonant cavity, 16, ideler frequency light 1106nm fundamental frequency coupling device, 17, pump light I1208nm coupler, 18, pump light I1208nm gain resonant cavity, 19, pump light I1208nm Transmission Fibers, 20, pump light II1550nm fundamental frequency coupling device, 21, pump light II1550nm Transmission Fibers, 22, pump light II1550nm periodically poled lithium niobate laserresonator, 23, three-wavelength parameter coupler, 24, three-wavelength parameter coupling transmission optical fiber, 25, three-wavelength input coupler, 26, flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator, 27, flashlight 1753nm output optical fibre, 28, flashlight 1753nm output, 29, pump light II1550nm output, 30, pump light II1550nm splitting optical fiber circle.
Embodiment:
Overall light path is set to S type, upper strata is provided with: flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator 26, middle level is provided with: ideler frequency light 1106nm frequency multiplication resonant cavity 15, pump light I1208 gain resonant cavity 18 and pump light II1550nm periodically poled lithium niobate laserresonator 22, bottom is provided with: ideler frequency light 1106nm fundamental frequency light fibre laser 10, pump light I1208 fiber laser 9, pump light II1550nm fundamental frequency light fibre laser 8, ideler frequency light 1106nm semiconductor module 4, pump light I1208nm semiconductor module 3 and pump light II1550nm semiconductor module 2, three-wavelength parameter coupler 23 is set between upper strata with middle level and three-wavelength Transmission Fibers 24 is connected, pumping coupler 7 is set between middle level with bottom and Transmission Fibers is connected.
Signalization light 1753nm four wave mixing periodically poled lithium niobate laserresonator 26, arrange, arrange, pump light II1550nm splitting optical fiber circle 30 is set, signalization light 1753nm, ideler frequency light 1106nm, there is the structure of the periodically poled lithium niobate laserresonator 26 of four wave mixing in pump light I1208nm and pump light II1550nm, at the output of flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator 26, signalization light 1753nm output optical fibre 27, at the input of flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator 26, three-wavelength input coupler 25 is set, the input of three-wavelength input coupler 25 is connected with three-wavelength parameter coupling transmission optical fiber 24, three-wavelength parameter coupling transmission optical fiber 24 is connected to the output of three-wavelength parameter coupler 23, three-wavelength parameter coupler 23 is provided with three inputs, the left input of three-wavelength parameter coupler 23 is connected with ideler frequency light 1106nm Transmission Fibers 14, ideler frequency light 1106nm Transmission Fibers 14 is drawn from the output of ideler frequency light 1106nm frequency multiplication resonant cavity 15, the input of ideler frequency light 1106nm frequency multiplication resonant cavity 15 is connected to ideler frequency light 1106nm fundamental frequency coupling device 16, the input of ideler frequency light 1106nm fundamental frequency coupling device 16 is connected to ideler frequency light 1106nm fiber laser output optical fibre 13, the lower end of ideler frequency light 1106nm fiber laser 10 is connected to pumping coupler 7, the lower end of pumping coupler 7 is connected with ideler frequency light 1106nm semiconductor module 4, the middle input of three-wavelength parameter coupler 23 is connected with pump light I1208nm Transmission Fibers 19, pump light I1208nm Transmission Fibers 19 is drawn from pump light I1208nm gain resonant cavity 18, the input of pump light I1208nm gain resonant cavity 18 is connected with pump light I1208nm coupler 17, the input of pump light I coupler 17 is connected with pump light I fiber laser output optical fibre 12, the lower end of pump light I1208nm fiber laser 9 is connected with pumping coupler, the lower end of pumping coupler is connected with pump light I1208nm semiconductor module 9, the right input of three-wavelength parameter coupler 23 is connected with pump light II1550nm Transmission Fibers 21, pump light II1550nm Transmission Fibers 21 is drawn from the output of pump light II1550nm periodically poled lithium niobate laserresonator 22, pump light II1550nm periodically poled lithium niobate laserresonator 22 input is connected with pump light II1550nm coupler 20, the input of pump light II1550nm coupler 20 is connected with pump light II1550nm fundamental frequency light fibre laser output optical fibre 11, pump light II1550nm fundamental frequency light fibre laser output optical fibre 11 is drawn from pump light II1550nm fundamental frequency light fibre laser 8, the lower end of pump light II1550nm fundamental frequency light fibre laser 8 is connected to pumping coupler, pumping coupler is connected to pump light II1550nm semiconductor module 2, pump light II1550nm semiconductor module 2, pump light I1208nm semiconductor module 3 are arranged on optical rail and ray machine tool 1 with ideler frequency light 1106nm semiconductor module 4, optical rail and ray machine tool 1 are also provided with Laser Power Devices 6 and fan 5, pump light II1550nm Transmission Fibers 21 arranges pump light II1550nm splitting optical fiber circle 30, pump light II1550nm output 29 is set, above-mentioned whole optical element is all arranged on optical rail and ray machine tool 1, totally forms 1753nm, 1550nm dual-wavelength optical-fiber output laser structure.
The course of work:
Laser Power Devices 6 are pump light I1208nm semiconductor module 3, pump light II1550nm semiconductor module 2 is powered with ideler frequency light 1106nm semiconductor module 4, pump light I1208nm semiconductor module 3 drives pump light I1208nm fiber laser 8 by pumping coupler, pump light II1550nm semiconductor module 2 drives pump light II1550nm fundamental frequency light fibre laser 8, ideler frequency light 1106nm semiconductor module 4 to drive ideler frequency light 1106nm fundamental frequency light fibre laser 10 by pumping coupler by pumping coupler, pump light I1208nm fundamental frequency light is by pump light I1208nm fiber laser output optical fibre 11, be transferred in pump light I1208nm coupler 20, be coupled in pump light I1208nm periodically poled lithium niobate laserresonator 22 through pump light I1208nm coupler 20, export pump light I1208nm through pump light I1208nm periodically poled lithium niobate laserresonator, pump light II1550nm is through pump light II1550nm fundamental frequency light fibre laser output optical fibre 12, be transferred in pump light II1550nm fundamental frequency coupling device 17, enter in pump light II1550nm gain resonant cavity 18 through pump light II1550nm fundamental frequency coupling device 17, export pump light II1550nm through the gain of pump light II1550nm gain resonant cavity 18, ideler frequency light 1106nm fundamental frequency light is by ideler frequency light 1106nm fiber laser output optical fibre 13, be transferred in ideler frequency light 1106nm fundamental frequency coupling device 16, be coupled in ideler frequency light 1106nm frequency multiplication resonant cavity 15 through ideler frequency light 1106nm fundamental frequency coupling device 16, export ideler frequency light 1106nm through ideler frequency light 1106nm frequency multiplication resonant cavity frequency multiplication, pump light I1208nm enters three-wavelength parameter coupler 23 through the transmission of pump light I1208nm Transmission Fibers 21, pump light II1550nm enters three-wavelength parameter coupler 23 through pump light II1550nm Transmission Fibers 19, ideler frequency light 1106nm enters three-wavelength parameter coupler 23 through ideler frequency light 1106nm Transmission Fibers 14, three-wavelength parameter coupling transmission optical fiber 24 is entered by three-wavelength parameter coupler 23 coupling output, transmission enters three-wavelength input coupler 25, by three-wavelength parameter coupler 25 entering signal light 1753nm four wave mixing periodically poled lithium niobate laserresonator 26, flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator 26 output signalization light 1753nm output optical fibre 27, flashlight 1753nm exports through flashlight 1753nm output 28, draw pump light II1550nm by pump light II1550nm splitting optical fiber circle 30 to export through pump light II1550nm output 29, overall formation 1753nm, 1550nm dual-wavelength optical-fiber Output of laser.
Claims (2)
1. marine exploration 1753nm, 1550nm dual-wavelength optical-fiber output laser, it is characterized by: signalization light 1753nm four wave mixing periodically poled lithium niobate laserresonator, pump light II1550nm Transmission Fibers arranges pump light II1550nm splitting optical fiber circle, pump light II1550nm output is set, there is the periodically poled lithium niobate laser resonator structure of four wave mixing in signalization light 1753nm, ideler frequency light 1106nm, pump light I1208 and pump light II1550nm, forms 1753nm, 1550nm dual-wavelength optical-fiber export structure.
2. a kind of marine exploration 1753nm according to claim 1, 1106nm, 1208nm, 1550nm tetra-long wavelength fiber output laser, it is characterized by: overall light path is set to S type, upper strata is provided with: flashlight 1753nm four wave mixing periodically poled lithium niobate laserresonator, middle level is provided with: ideler frequency light 1106nm frequency multiplication resonant cavity, pump light I1208 gain resonant cavity and pump light II1550nm periodically poled lithium niobate laserresonator, bottom is provided with: ideler frequency light 1106nm fundamental frequency light fibre laser, pump light I1208 fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 1106nm semiconductor module, pump light I1208nm semiconductor module and pump light II1550nm semiconductor module, three-wavelength parameter coupler is set between upper strata with middle level and Transmission Fibers is connected, pumping coupler and Fiber connection are set between middle level and bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510973994.XA CN105356245A (en) | 2015-12-21 | 2015-12-21 | 1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510973994.XA CN105356245A (en) | 2015-12-21 | 2015-12-21 | 1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105356245A true CN105356245A (en) | 2016-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510973994.XA Pending CN105356245A (en) | 2015-12-21 | 2015-12-21 | 1,753 nm and 1,550 nm dual-wavelength optical fiber output laser for ocean exploration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105356245A (en) |
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- 2015-12-21 CN CN201510973994.XA patent/CN105356245A/en active Pending
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Application publication date: 20160224 |
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| WD01 | Invention patent application deemed withdrawn after publication |