Infrared and Laser Engineering, Volume. 52, Issue 3, 20230017(2023)

Miniaturized free-running InGaAs/InP single-photon detector (invited)

Lianjun Jiang1, Yuqiang Fang1、*, Chao Yu2, Qi Xu2, Xuefeng Wang1, Rui Ma1, Xianchang Du1, Ming Liu1, Ta Wei1, Chuancheng Huang1, Yukang Zhao1, Junsheng Liang3, Xiang Shang3, Guoliang Shentu3, Lin Yu1, Shibiao Tang1, and Jun Zhang2
Author Affiliations
  • 1QuantumCTek Co., Ltd., Hefei 230088, China
  • 2CAS Center for Excellence in Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei 230026, China
  • 3Shandong Guoyao Quantum Lidar Technology Co. Ltd., Jinan 250102, China
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    Figures & Tables(10)
    Scheme of free-running single-photon detection basic circuit
    Schematic diagram of bias control and current detection circuit
    Schematic diagram of cooling temperature control circuit
    Schematic diagram of TDC design based on carry chain delay
    (a) Product explosion ;(b) Appearance
    Detection efficiency-dark count rate curve
    Detection efficiency-time jitter curve
    LiDAR product using QCD600 series single-photon detector
    Comparison of LiDAR data before and after correction
    • Table 1. Detection efficiency at different wavelengths

      View table
      View in Article

      Table 1. Detection efficiency at different wavelengths

      Wavelength/nmDetection efficiency
      155025%
      131035%
      106433%
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    Lianjun Jiang, Yuqiang Fang, Chao Yu, Qi Xu, Xuefeng Wang, Rui Ma, Xianchang Du, Ming Liu, Ta Wei, Chuancheng Huang, Yukang Zhao, Junsheng Liang, Xiang Shang, Guoliang Shentu, Lin Yu, Shibiao Tang, Jun Zhang. Miniaturized free-running InGaAs/InP single-photon detector (invited)[J]. Infrared and Laser Engineering, 2023, 52(3): 20230017

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    Paper Information

    Category: Special issue-Advances in single-photon detection technology

    Received: Jan. 12, 2023

    Accepted: --

    Published Online: Apr. 12, 2023

    The Author Email: Fang Yuqiang (yuqiang.fang@quantum-info.com)

    DOI:10.3788/IRLA20230017

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