Chinese Journal of Liquid Crystals and Displays, Volume. 38, Issue 5, 609(2023)

High accuracy temperature control system of DBR laser based on ADN8834

Qing WANG1,2, Ze-kun YAO2,3, Yin ZHANG1,2,4, Tao HU2,4, Chen-xu WANG2,5, Zhong-yi WU1,2,4, Qing-qian GUO2,4, Yan CHANG2,4, and Xiao-dong YANG1,2,3,4、*
Author Affiliations
  • 1School of Biomedical Engineering,University of Science and Technology of China,Hefei 230026,China
  • 2Suzhou Institute of Biomedical Engineering and Technology,Chinese Academy of Sciences,Suzhou 215163,China
  • 3School of Electronic and Information Engineering,Changchun University of Science and Technology,Changchun 130022,China
  • 4Jihua Laboratory,Foshan 528200,China
  • 5School of Medical Imaging,Xuzhou Medical University,Xuzhou 221004,China
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    Figures & Tables(6)
    Block diagram of laser temperature control system
    (a)Configuration circuit schematic of ADN8834 with digital PID;(b)ADC driver and single-ended to differential input circuit schematic;(c)D/A conversion and output buffer circuit schematic.
    Block diagram of incremental PID controller
    Diagram of states transition of PID controller
    Physical picture of the experimental platform
    (a)Temperature vs. time;(b)Output wavelength fluctuation vs. time.
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    Qing WANG, Ze-kun YAO, Yin ZHANG, Tao HU, Chen-xu WANG, Zhong-yi WU, Qing-qian GUO, Yan CHANG, Xiao-dong YANG. High accuracy temperature control system of DBR laser based on ADN8834[J]. Chinese Journal of Liquid Crystals and Displays, 2023, 38(5): 609

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    Paper Information

    Category: Research Articles

    Received: Feb. 21, 2023

    Accepted: --

    Published Online: Jul. 4, 2023

    The Author Email: Xiao-dong YANG (xiaodong.yang@sibet.ac.cn)

    DOI:10.37188/CJLCD.2023-0068

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