CN105375293A - 2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration - Google Patents

2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration Download PDF

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Publication number
CN105375293A
CN105375293A CN201510981291.1A CN201510981291A CN105375293A CN 105375293 A CN105375293 A CN 105375293A CN 201510981291 A CN201510981291 A CN 201510981291A CN 105375293 A CN105375293 A CN 105375293A
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CN
China
Prior art keywords
light
pump light
laser
fiber
ii1550nm
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
Application number
CN201510981291.1A
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Chinese (zh)
Inventor
王涛
马龙飞
王茁
张波
王天泽
昝占华
胡亚鹏
朱金龙
赵新潮
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Nanjing Jinsonghan Electric Power Science and Technology Co Ltd
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Nanjing Jinsonghan Electric Power Science and Technology Co Ltd
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Application filed by Nanjing Jinsonghan Electric Power Science and Technology Co Ltd filed Critical Nanjing Jinsonghan Electric Power Science and Technology Co Ltd
Priority to CN201510981291.1A priority Critical patent/CN105375293A/en
Publication of CN105375293A publication Critical patent/CN105375293A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/063Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067Fibre lasers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • H01S3/08086Multiple-wavelength emission
    • H01S3/0809Two-wavelenghth emission
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106Controlling 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
    • H01S3/108Controlling 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

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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)

Abstract

Disclosed is a 2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration, an overall light path is set to be in an S type, a signal light 2404nm four-wave mixing periodically polarized lithium niobate laser resonant cavity is disposed, a pump light I 1208nm beam splitting optical-fiber ring is disposed on a pump light I 1208nm transmission optical fiber, signal light 2404nm, idler frequency light 946nm, pump light I 1208nm and pump light II 1550nm go into the signal light 2404nm four-wave mixing periodically polarized lithium niobate laser resonant cavity, a four-wave mixing effect occurs, a signal light 2404nm output is generated, and 2404nm and 1208nm double-wavelength optical-fiber laser is finally output.

Description

A kind of marine exploration 2404nm, 1208nm dual-wavelength optical-fiber output laser
Technical field: laser and applied technical field.
Technical background:
2404nm, 1208nm dual-wavelength laser, the laser applied for marine exploration, spectral detection, lasing light emitter, instrumental analysis etc., it can be used as 2404nm, 1208nm 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 2404nm, 1208nm dual-wavelength optical-fiber output laser, overall light path is set to S type, signalization light 2404nm four wave mixing periodically poled lithium niobate laserresonator, pump light I1208nm Transmission Fibers arranges pump light I1208nm splitting optical fiber circle, pump light I1208nm output is set, flashlight 2404nm, ideler frequency light 946nm, , pump light I1208nm with, pump light II1550nm entering signal light 2404nm four wave mixing periodically poled lithium niobate laserresonator, there is four-wave mixing effect, produce flashlight 2404nm to export, finally export 2404nm, 1208nm 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 41nm four wave mixing periodically poled lithium niobate laserresonator, and flashlight 41nm occurs.
Middle level is provided with: pump light I1208nm gain resonant cavity, pump light II1550nm periodically poled lithium niobate laserresonator, ideler frequency light 946nm frequency multiplication resonant cavity, pump light I1208nm fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 946nm fundamental frequency light fibre laser, for generation, pump light I1208nm, pump light II1550nm and ideler frequency light 946nm.
Bottom is provided with: pump light I1208nm semiconductor module, pump light II1550nm fundamental frequency semiconductor module, ideler frequency light 946nm 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 946nm 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 946nm Transmission Fibers, ideler frequency light 946nm Transmission Fibers, pump light II1550nm Transmission Fibers, pump light I1208nm Transmission Fibers, three-wavelength Transmission Fibers and flashlight 41nm output optical fibre, for the transmission of laser in system.
Upper, middle level, is provided with: pump light I1208nm splitting optical fiber circle, for laser beam splitter, realizes multiwavelength laser and exports.
Core content of the present invention:
A kind of marine exploration 2404nm, 1208nm dual-wavelength optical-fiber output laser, signalization light 2404nm four wave mixing periodically poled lithium niobate laserresonator, pump light I1208 Transmission Fibers arranges pump light I1208 splitting optical fiber circle, pump light I1208 output is set, there is the periodically poled lithium niobate laser resonator structure of four wave mixing in signalization light 2404nm, ideler frequency light 946nm, pump light I1208 and, pump light II1550nm, formation 2404nm, 1208nm dual-wavelength optical-fiber export structure.
Overall light path is set to S type, upper strata is provided with: flashlight 2404nm four wave mixing periodically poled lithium niobate laserresonator, middle level is provided with: ideler frequency light 946nm frequency multiplication resonant cavity, pump light I1208 gain resonant cavity with, pump light II1550nm periodically poled lithium niobate laserresonator, bottom is provided with: ideler frequency light 946nm fundamental frequency light fibre laser, pump light I1208 fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 946nm semiconductor module, pump light I1208nm semiconductor module with, 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 946nm 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 946nm 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 946nm fiber laser output optical fibre, 14, ideler frequency light 946nm Transmission Fibers, 15, ideler frequency light 946nm frequency multiplication resonant cavity, 16, ideler frequency light 946nm 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 2404nm four wave mixing periodically poled lithium niobate laserresonator, 27, flashlight 2404nm output optical fibre, 28, flashlight 2404nm output, 29, pump light I1208nm output, 30, pump light I1208nm splitting optical fiber circle.
Embodiment:
Overall light path is set to S type, upper strata is provided with: flashlight 2404nm four wave mixing periodically poled lithium niobate laserresonator 26, middle level is provided with: ideler frequency light 946nm frequency multiplication resonant cavity 15, pump light I1208 gain resonant cavity 18 with, pump light II1550nm periodically poled lithium niobate laserresonator 22, bottom is provided with: ideler frequency light 946nm fundamental frequency light fibre laser 10, pump light I1208 fiber laser 9, pump light II1550nm fundamental frequency light fibre laser 8, ideler frequency light 946nm semiconductor module 4, pump light I1208nm semiconductor module 3 with, 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 2404nm four wave mixing periodically poled lithium niobate laserresonator 26, arranges, arranges pump light I1208nm splitting optical fiber circle 30, arranges, signalization light 2404nm, ideler frequency light 946nm, pump light I1208nm with, there is the structure of the periodically poled lithium niobate laserresonator 26 of four wave mixing in pump light II1550nm, at the output of flashlight 2404nm four wave mixing periodically poled lithium niobate laserresonator 26, signalization light 2404nm output optical fibre 27, at the input of flashlight 2404nm 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 946nm Transmission Fibers 14, ideler frequency light 946nm Transmission Fibers 14 is drawn from the output of ideler frequency light 946nm frequency multiplication resonant cavity 15, the input of ideler frequency light 946nm frequency multiplication resonant cavity 15 is connected to ideler frequency light 946nm fundamental frequency coupling device 16, the input of ideler frequency light 946nm fundamental frequency coupling device 16 is connected to ideler frequency light 946nm fiber laser output optical fibre 13, the lower end of ideler frequency light 946nm fiber laser 10 is connected to, pumping coupler 7, the lower end of pumping coupler 7 is connected with ideler frequency light 946nm semiconductor module 4, the middle input of three-wavelength parameter coupler 23 with, pump light I1208nm Transmission Fibers 19 connects, pump light I1208nm Transmission Fibers 19 from, pump light I1208nm gain resonant cavity 18 is drawn, the input of pump light I1208nm gain resonant cavity 18 with, pump light I1208nm coupler 17 connects, the input of pump light I coupler 17 with, pump light I fiber laser output optical fibre 12 connects, the lower end of pump light I1208nm fiber laser 9 with, pumping coupler connects, the lower end of pumping coupler with, pump light I1208nm semiconductor module 9 connects, the right input of three-wavelength parameter coupler 23 with, pump light II1550nm Transmission Fibers 21 connects, pump light II1550nm Transmission Fibers 21 from, the output of pump light II1550nm periodically poled lithium niobate laserresonator 22 is drawn, pump light II1550nm periodically poled lithium niobate laserresonator 22 input with, pump light II1550nm coupler 20 connects, the input of pump light II1550nm coupler 20 with, pump light II1550nm fundamental frequency light fibre laser output optical fibre 11 connects, pump light II1550nm fundamental frequency light fibre laser output optical fibre 11 from, pump light II1550nm fundamental frequency light fibre laser 8 is drawn, 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 be arranged on optical rail and ray machine tool 1 with ideler frequency light 946nm semiconductor module 4, optical rail and ray machine tool 1 are also provided with Laser Power Devices 6 and fan 5, pump light I1208nm Transmission Fibers 19 arranges pump light I1208nm splitting optical fiber circle 30, pump light I1208nm output 29 is set, above-mentioned whole optical element is all arranged on optical rail and ray machine tool 1, totally forms 2404nm, 1208nm dual-wavelength optical-fiber output laser structure.
The course of work:
Laser Power Devices 6 for, pump light I1208nm semiconductor module 3, pump light II1550nm semiconductor module 2 power with ideler frequency light 946nm semiconductor module 4, pump light I1208nm semiconductor module 3 is driven by, pumping coupler, pump light I1208nm fiber laser 8, pump light II1550nm semiconductor module 2 are driven by, pumping coupler, pump light II1550nm fundamental frequency light fibre laser 8, ideler frequency light 946nm semiconductor module 4 passes through, pumping coupler driving ideler frequency light 946nm fundamental frequency light fibre laser 10, , pump light I1208nm fundamental frequency light is by, pump light I1208nm fiber laser output optical fibre 11, be transferred to, in pump light I1208nm coupler 20, be coupled into through pump light I1208nm coupler 20, in pump light I1208nm periodically poled lithium niobate laserresonator 22, export through pump light I1208nm periodically poled lithium niobate laserresonator, pump light I1208nm, , pump light II1550nm is through pump light II1550nm fundamental frequency light fibre laser output optical fibre 12, be transferred to, in pump light II1550nm fundamental frequency coupling device 17, enter through pump light II1550nm fundamental frequency coupling device 17, in pump light II1550nm gain resonant cavity 18, through pump light II1550nm gain resonant cavity 18 gain output, pump light II1550nm, ideler frequency light 946nm fundamental frequency light is by ideler frequency light 946nm fiber laser output optical fibre 13, be transferred in ideler frequency light 946nm fundamental frequency coupling device 16, be coupled in ideler frequency light 946nm frequency multiplication resonant cavity 15 through ideler frequency light 946nm fundamental frequency coupling device 16, export ideler frequency light 946nm through ideler frequency light 946nm 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 946nm enters three-wavelength parameter coupler 23 through ideler frequency light 946nm 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 2404nm four wave mixing periodically poled lithium niobate laserresonator 26, flashlight 2404nm four wave mixing periodically poled lithium niobate laserresonator 26 output signalization light 2404nm output optical fibre 27, flashlight 2404nm exports through flashlight 2404nm output 28, draw through pump light I1208nm splitting optical fiber circle 30, pump light I1208nm exports through pump light I1208nm output 29, overall formation 2404nm, 1208nm dual-wavelength optical-fiber Laser output.

Claims (2)

1. marine exploration 2404nm, 1208nm dual-wavelength optical-fiber output laser, it is characterized by: signalization light 2404nm four wave mixing periodically poled lithium niobate laserresonator, pump light I1208 Transmission Fibers arranges pump light I1208 splitting optical fiber circle, pump light I1208 output is set, there is the periodically poled lithium niobate laser resonator structure of four wave mixing in signalization light 2404nm, ideler frequency light 946nm, pump light I1208 and pump light II1550nm, forms 2404nm, 1208nm dual-wavelength optical-fiber export structure.
2. a kind of marine exploration 2404nm according to claim 1, 1208nm, 1550nm three-wavelength optical fiber output laser, it is characterized by: overall light path is set to S type, upper strata is provided with: flashlight 2404nm four wave mixing periodically poled lithium niobate laserresonator, middle level is provided with: ideler frequency light 946nm 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 946nm fundamental frequency light fibre laser, pump light I1208 fiber laser, pump light II1550nm fundamental frequency light fibre laser, ideler frequency light 946nm 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.
CN201510981291.1A 2015-12-22 2015-12-22 2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration Pending CN105375293A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510981291.1A CN105375293A (en) 2015-12-22 2015-12-22 2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510981291.1A CN105375293A (en) 2015-12-22 2015-12-22 2404nm and 1208nm double-wavelength optical-fiber output laser for ocean exploration

Publications (1)

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CN105375293A true CN105375293A (en) 2016-03-02

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Country Status (1)

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Application publication date: 20160302