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Chinese Optics Letters, Volume. 20, Issue 2, 021406(2022)

All-fiber-based photonic microwave generation with 10−15 frequency instability

Yifei Duan1,2, Yafeng Huang1,2, Yanli Li1,2, Yating Wang1,2, Meifeng Ye1, Ming Li3, Yinnan Chen1,2, Jiaqi Zhou4, Lingke Wang1、**, Liang Liu1, and Tang Li1、*
Author Affiliations
  • 1Key Laboratory of Quantum Optics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3University of Shanghai for Science and Technology, Shanghai 200093, China
  • 4Shanghai Key Laboratory of Solid-State Laser and Application, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
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    Scheme of the all-fiber-based photonic microwave generation system, including narrow linewidth CW laser, fiber-based OFC, high signal-to-noise ratio photo detection unit, low-phase-noise frequency synthesizer. PZT, piezo actuator; EOM, electro-optic modulator; HNLF, highly nonlinear fiber; PPLN, periodically poled lithium niobate.

    Fig. 1. Scheme of the all-fiber-based photonic microwave generation system, including narrow linewidth CW laser, fiber-based OFC, high signal-to-noise ratio photo detection unit, low-phase-noise frequency synthesizer. PZT, piezo actuator; EOM, electro-optic modulator; HNLF, highly nonlinear fiber; PPLN, periodically poled lithium niobate.

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    Setup of the Er-doped mode-locked laser. WDM, wavelength division multiplexer; EDF, Er-doped fiber; DCF, dispersion compensating fiber; PS, phase shifter.

    Fig. 2. Setup of the Er-doped mode-locked laser. WDM, wavelength division multiplexer; EDF, Er-doped fiber; DCF, dispersion compensating fiber; PS, phase shifter.

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    Measurement setup of the frequency instability and phase noise.

    Fig. 3. Measurement setup of the frequency instability and phase noise.

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    Frequency instability characterized by the Allan standard deviation at (a) 6.834 GHz, (b) 9.192 GHz and phase noise at (c) 6.834 GHz, (d) 9.192 GHz. Black line: ultra-stable photonic microwave. Green line: ultra-stable CW laser. Red line: the OFC and the frequency synthesizer. Blue line: the frequency synthesizer.

    Fig. 4. Frequency instability characterized by the Allan standard deviation at (a) 6.834 GHz, (b) 9.192 GHz and phase noise at (c) 6.834 GHz, (d) 9.192 GHz. Black line: ultra-stable photonic microwave. Green line: ultra-stable CW laser. Red line: the OFC and the frequency synthesizer. Blue line: the frequency synthesizer.

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    Yifei Duan, Yafeng Huang, Yanli Li, Yating Wang, Meifeng Ye, Ming Li, Yinnan Chen, Jiaqi Zhou, Lingke Wang, Liang Liu, Tang Li, "All-fiber-based photonic microwave generation with 10−15 frequency instability," Chin. Opt. Lett. 20, 021406 (2022)

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    Paper Information

    Category: Lasers, Optical Amplifiers, and Laser Optics

    Received: Oct. 9, 2021

    Accepted: Nov. 18, 2021

    Published Online: Dec. 16, 2021

    The Author Email: Lingke Wang (lkwang@siom.ac.cn), Tang Li (litang@siom.ac.cn)

    DOI:10.3788/COL202220.021406

    Topics

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