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Single-Photon Counting Laser Ranging with Optical Frequency Combs

  • East China Normal University
  • University of Shanghai for Science and Technology
  • CAST

科研成果: 期刊稿件文章同行评审

摘要

Time-of-flight single-photon counting laser ranging offers an important tool for remote sensing and imaging. However, limited by the temporal properties of a single-photon detection and counting system, it encounters a challenge for high-resolution and high-precision distance metrology. Here, we incorporated dual-comb based laser ranging, an enabling technique for rapid distance measurements with high precision and large range ambiguity, with time-correlated single-photon counting (TCSPC) technology and demonstrated its feasibility for precise laser ranging under a photon-starved condition. Based on interferometric measurements of two asynchronous 2.8-pW, 25-GHz electro-optic laser combs with TCSPC, micrometer-level ranging precision was achieved for consistent distance measurements (a stand-off distance of 15.6 m) over several days. New opportunities might open up for high-resolution and high-precision single-photon counting laser ranging.

源语言英语
期刊论文编号9281096
页(从-至)27-30
页数4
期刊IEEE Photonics Technology Letters
33
1
DOI
出版状态已出版 - 1 1月 2021

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