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Tunable Brillouin Raman multi-wavelength fiber laser

A fiber laser, multi-wavelength technology, used in lasers, laser components, phonon exciters, etc., to achieve the effect of increasing intra-cavity gain, easy integration, and large tuning range

Active Publication Date: 2017-06-30
JILIN YONGLI LASER TECH
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Problems solved by technology

[0008] In order to solve the problems existing in the existing multi-wavelength lasers, the present invention proposes a tunable Brillouin Raman multi-wavelength fiber laser

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  • Tunable Brillouin Raman multi-wavelength fiber laser
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Embodiment Construction

[0022] The present invention will be described in detail below in conjunction with the drawings.

[0023] Such as figure 1 As shown, the tunable Brillouin Raman multi-wavelength fiber laser includes a tunable Brillouin pump light source 1, an optical coupler 2, a first optical circulator 3, a Raman pump source 4, and wavelength division multiplexing The device 5, the fiber rotation controller 6, the dispersion compensation fiber 7, and the second optical circulator 8.

[0024] The tunable Brillouin pump light source 1 is connected to the first port a of the optical coupler 2 through an optical fiber, and the second port b of the optical coupler 2 is connected to the third port e3 of the first optical circulator 3 through an optical fiber, and optically coupled The third port c of the optical circulator 2 is connected to the first port e1 of the first optical circulator 3 through an optical fiber, and the fourth port d of the optical coupler 2 is used as the output terminal to obser...

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Abstract

The invention provides a tunable Brillouin Raman multi-wavelength fiber laser, belongs to the technical field of fiber laser, and aims at solving the problems existing in the present multi-wavelength laser. A tunable Brillouin pump light source is connected with the first port a of an optical coupler. The second port b of the optical coupler is connected with the third port e3 of a first optical circulator. The third port c of the optical coupler is connected with the first port e1 of the first optical circulator. The fourth port d of the optical coupler is connected with a spectrum analyzer. The second port e2 of the first optical circulator is connected with the first port f of a wavelength division multiplexer. The second port g of the wavelength division multiplexer is connected with a Raman pump source. The common port h of the wavelength division multiplexer is connected with one port of a dispersion compensation fiber. The other port of the dispersion compensation fiber is connected with the second port i2 of a second optical circulator. The first port i1 of the second optical circulator is connected with the third port i3 of the second optical circulator to form a loop. The tunable Brillouin Raman multi-wavelength fiber laser is suitable for the field of optical communication, optical sensing and microwave photonics.

Description

Technical field [0001] The invention relates to a tunable linear cavity multi-wavelength fiber laser based on Brillouin Raman scattering, belonging to the technical field of fiber lasers. Background technique [0002] With the development of large-capacity optical fiber communication networks, wavelength division multiplexing technology has gradually become the mainstream technology of optical networks and long-distance communication backbone networks. At the same time, multi-wavelength fiber lasers have multiple output wavelengths, good beam quality, and adjustable wavelength intervals. Advantages, it has wide application prospects in many aspects such as optical fiber communication, microwave photon filter, microwave signal photon technology generation, optical fiber sensor, etc., and has been a research hotspot in recent years. [0003] Traditional multi-wavelength light sources are generally composed of single-wavelength distributed feedback (DFB) semiconductor laser arrays. Al...

Claims

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Application Information

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IPC IPC(8): H01S3/067H01S3/094
CPCH01S3/067H01S3/094046H01S3/094096
Inventor 王天枢王振马万卓贾青松苏庆超张靓张鹏
Owner JILIN YONGLI LASER TECH
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