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Laser & Optoelectronics Progress, Volume. 58, Issue 9, 0906001(2021)

Measurement and Analysis of Instantaneous Microwave Frequency Based on Bisymmetric Stimulated Brillouin Scattering Effect

Qibin Cai, Jiahong Zhang*, and Zhengang Zhao
Author Affiliations
  • College of Information Engineering and Automation, Kunming University of Science and Technology, Kunming , Yunnan 650500, China
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    Figures&Tables (7)
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    References (23)
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    Figures & Tables(7)
    Schematic diagram of microwave frequency measurement structure

    Fig. 1. Schematic diagram of microwave frequency measurement structure

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    Frequency spectra of SBS effect. (a)(c) Phase modulation; (b)(d) spectra of SBS effect in HNLF1 and HNLF2

    Fig. 2. Frequency spectra of SBS effect. (a)(c) Phase modulation; (b)(d) spectra of SBS effect in HNLF1 and HNLF2

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    ACF curve of system instantaneous frequency measurement

    Fig. 3. ACF curve of system instantaneous frequency measurement

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    ACF curves for different Brillouin frequency shift difference

    Fig. 4. ACF curves for different Brillouin frequency shift difference

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    ACF curves under different line center gain coefficient difference

    Fig. 5. ACF curves under different line center gain coefficient difference

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    Optimized ACF curves. （a） ACF curve at 0‒21 GHz; （b） ACF curve at 0‒18 GHz

    Fig. 6. Optimized ACF curves. （a） ACF curve at 0‒21 GHz; （b） ACF curve at 0‒18 GHz

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    Variation of measurement error with frequency

    Fig. 7. Variation of measurement error with frequency

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    Qibin Cai, Jiahong Zhang, Zhengang Zhao. Measurement and Analysis of Instantaneous Microwave Frequency Based on Bisymmetric Stimulated Brillouin Scattering Effect[J]. Laser & Optoelectronics Progress, 2021, 58(9): 0906001

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jul. 14, 2020

    Accepted: Sep. 14, 2020

    Published Online: May. 7, 2021

    The Author Email: Zhang Jiahong (zjh_mit@163.com)

    DOI:10.3788/LOP202158.0906001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology