Acta Optica Sinica, Volume. 37, Issue 9, 0914002(2017)

Automatic Frequency Stabilization System of External Cavity Diode Laser Based on Digital Signal Processing Technology

Jingfeng Xiang1,2, Liguo Wang1, Lin Li1, Desheng Lü1, and Liang Liu1
Author Affiliations
  • 1 Key Laboratory of Quantum Optics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 2 University of Chinese Academy of Sciences, Beijing 100049, China
  • show less
    Figures & Tables(8)
    Schematic of laser frequency stabilization system
    Flow chart of digital feedback
    Flow chart of automatic frequency stabilization system
    (a) Saturated absorption signal when there is no 87Rb D2 line in scanning range; (b) saturated absorption signal when there is 87Rb D2 line in scanning range; (c) saturated absorption signal when there is digital feedback; (d) error signal when there is no 87Rb D2 line in scanning range; (e) error signal when there is 87Rb D2 line in scanning range; (f) error signal when there is digital feedback
    Signals of automatic frequency stabilization system under several shocks. (a) Saturated absorption signal; (b) error signal; (c) scanning control signal
    Signals in the process of relocking laser after losing lock due to a shock. (a) Saturated absorption signal; (b) error signal; (c) scanning control signal
    Signals in the process of relocking laser after losing lock. (a) Saturated absorption signal; (b) error signal; (c) scanning control signal
    (a) TOF signal of the cold atom and (b) Ramsey fringes
    Tools

    Get Citation

    Copy Citation Text

    Jingfeng Xiang, Liguo Wang, Lin Li, Desheng Lü, Liang Liu. Automatic Frequency Stabilization System of External Cavity Diode Laser Based on Digital Signal Processing Technology[J]. Acta Optica Sinica, 2017, 37(9): 0914002

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Lasers and Laser Optics

    Received: Mar. 16, 2017

    Accepted: --

    Published Online: Sep. 7, 2018

    The Author Email:

    DOI:10.3788/AOS201737.0914002

    Topics